Do you need to know, when is the best time to go to Yucatán Peninsula? Then you should take a look here, what weather you can expect there during the year.
Yucatán Peninsula is part of Mexico. The climate of Mexico is varied, somewhere it is tropical, somewhere desert. In the north you can expect experiences lower temperatures during winter and less rains during the year. In the south the temperatures are quite constant year round. But you should alway consider the elevation of the place, where you are planning to go. Most of the country has a rainy season from June to October.
When speaking about the usual weather in this area, the information is relevant for example for these popular places: Akumal, Bacalar, Campeche, Cancún, Cardenás, Catazajá, Cañón del Sumidero, Champotón, Chetumal, Chiapas, Chichen Itza, Ciudad del Carmen, Coba, Comitán, Costa Maya, Cozumel, Cuzamá, Ek Balam, El Castaño, Emiliano Zapata, Escárcega, Holbox, Hopelchén, Isla Mujeres, Izamal, Laguna Miramar, Mahahual, Mayan Riviera, Mérida, Ocosingo, Palenque, Paraíso, Playa del Carmen, Progreso, Puerto Morelos, Punta Allen, Quintana Roo, Reserva de la Biósfera Calakmul, San Cristóbal de las Casas, San Juan Chamula, Tabasco, Tapachula, Toniná, Tulum, Tuxtla Gutiérrez, Uxmal, Valladolid, Villahermosa, Xcalak, Xpujil, Yucatán.
Let's look now what weather you can expect in the area around Cancun and in many other cities. The warmest month here is July, the average maximum temperature is 34 ℃ (93.2 ℉). The average minimum temperature in this month is 25.7 ℃ (78.26 ℉). The coldest month here is February, the average maximum temperature is 28.4 ℃ (83.12 ℉). The average minimum temperature in this month is 21.3 ℃ (70.34 ℉). The most rainy month here is October, the average number of rainy days is 16. The least rainy month here is April, the average number of rainy days is 4. 
When travelling around Yucatán Peninsula, always consider the altitude of the the place as well. We should remind you, that the highest point in Mexico is Volcan Pico de Orizaba (5636 m) and the lowest point is Laguna Salada (-10 m). So there are huge differences in altitudes in this country and the weather is very different in them therefore. Keep in mind, that the temperature usually decreases by 1.2 - 1.9 ℃ (2.2 - 3.5 ℉) per 200 m (656 ft), depending on the other conditions. (And we should add, that in the very special condition named thermal inversion even the temperature may be higher in higher altitudes.)
Typical (usual) weather in Yucatán Peninsula in January is this: The average highest temperature in Yucatán Peninsula in January is 28.8 ℃ (83.84 ℉). The average lowest temperature is 21 ℃ (69.8 ℉). At the beginning of January you can expect lower temperatures, the average highest temperature is around 28.65 ℃ (83.57 ℉). At the end of January you can expect lower temperatures, the average highest temperature is around 28.6 ℃ (83.48 ℉). The average number of rainy days in January is 10.6. The average rainfall is 136.1 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 10:51 (hours and minutes), in the middle of the month 10:59 and at the end of the month 11:11.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Yucatán Peninsula in February is this: The average highest temperature in Yucatán Peninsula in February is 28.4 ℃ (83.12 ℉). The average lowest temperature is 21.3 ℃ (70.34 ℉). At the beginning of February you can expect higher temperatures, the average highest temperature is around 28.6 ℃ (83.48 ℉). At the end of February you can expect higher temperatures, the average highest temperature is around 29.6 ℃ (85.28 ℉). The average number of rainy days in February is 5.5. The average rainfall is 45.7 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 11:11 (hours and minutes), in the middle of the month 11:26 and at the end of the month 11:43.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Yucatán Peninsula in March is this: The average highest temperature in Yucatán Peninsula in March is 30.8 ℃ (87.44 ℉). The average lowest temperature is 22.1 ℃ (71.78 ℉). At the beginning of March you can expect lower temperatures, the average highest temperature is around 29.6 ℃ (85.28 ℉). At the end of March you can expect higher temperatures, the average highest temperature is around 31.45 ℃ (88.61 ℉). The average number of rainy days in March is 5.5. The average rainfall is 51.4 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 11:43 (hours and minutes), in the middle of the month 12:01 and at the end of the month 12:20.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Yucatán Peninsula in April is this: The average highest temperature in Yucatán Peninsula in April is 32.1 ℃ (89.78 ℉). The average lowest temperature is 24.2 ℃ (75.56 ℉). At the beginning of April you can expect lower temperatures, the average highest temperature is around 31.45 ℃ (88.61 ℉). At the end of April you can expect higher temperatures, the average highest temperature is around 32.55 ℃ (90.59 ℉). The average number of rainy days in April is 4. The average rainfall is 38 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 12:20 (hours and minutes), in the middle of the month 12:38 and at the end of the month 12:54.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Yucatán Peninsula in May is this: The average highest temperature in Yucatán Peninsula in May is 33 ℃ (91.4 ℉). The average lowest temperature is 24 ℃ (75.2 ℉). At the beginning of May you can expect lower temperatures, the average highest temperature is around 32.55 ℃ (90.59 ℉). At the end of May you can expect higher temperatures, the average highest temperature is around 33.3 ℃ (91.94 ℉). The average number of rainy days in May is 6.7. The average rainfall is 89.5 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 12:54 (hours and minutes), in the middle of the month 13:08 and at the end of the month 13:19.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Yucatán Peninsula in June is this: The average highest temperature in Yucatán Peninsula in June is 33.6 ℃ (92.48 ℉). The average lowest temperature is 25.7 ℃ (78.26 ℉). At the beginning of June you can expect lower temperatures, the average highest temperature is around 33.3 ℃ (91.94 ℉). At the end of June you can expect higher temperatures, the average highest temperature is around 33.8 ℃ (92.84 ℉). The average number of rainy days in June is 11.1. The average rainfall is 134.2 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 13:19 (hours and minutes), in the middle of the month 13:24 and at the end of the month 13:24.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Yucatán Peninsula in July is this: The average highest temperature in Yucatán Peninsula in July is 34 ℃ (93.2 ℉). The average lowest temperature is 25.7 ℃ (78.26 ℉). At the beginning of July you can expect lower temperatures, the average highest temperature is around 33.8 ℃ (92.84 ℉). At the end of July you can expect lower temperatures, the average highest temperature is around 33.75 ℃ (92.75 ℉). The average number of rainy days in July is 8.7. The average rainfall is 57.3 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 13:24 (hours and minutes), in the middle of the month 13:18 and at the end of the month 13:07.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Yucatán Peninsula in August is this: The average highest temperature in Yucatán Peninsula in August is 33.5 ℃ (92.3 ℉). The average lowest temperature is 25.3 ℃ (77.54 ℉). At the beginning of August you can expect higher temperatures, the average highest temperature is around 33.75 ℃ (92.75 ℉). At the end of August you can expect lower temperatures, the average highest temperature is around 33.4 ℃ (92.12 ℉). The average number of rainy days in August is 9.9. The average rainfall is 107.7 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 13:07 (hours and minutes), in the middle of the month 12:53 and at the end of the month 12:37.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Yucatán Peninsula in September is this: The average highest temperature in Yucatán Peninsula in September is 33.3 ℃ (91.94 ℉). The average lowest temperature is 24.5 ℃ (76.1 ℉). At the beginning of September you can expect higher temperatures, the average highest temperature is around 33.4 ℃ (92.12 ℉). At the end of September you can expect lower temperatures, the average highest temperature is around 32.4 ℃ (90.32 ℉). The average number of rainy days in September is 13.9. The average rainfall is 227.4 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 12:37 (hours and minutes), in the middle of the month 12:19 and at the end of the month 12:01.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Yucatán Peninsula in October is this: The average highest temperature in Yucatán Peninsula in October is 31.5 ℃ (88.7 ℉). The average lowest temperature is 24.6 ℃ (76.28 ℉). At the beginning of October you can expect higher temperatures, the average highest temperature is around 32.4 ℃ (90.32 ℉). At the end of October you can expect lower temperatures, the average highest temperature is around 30.8 ℃ (87.44 ℉). The average number of rainy days in October is 16. The average rainfall is 221.5 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 12:01 (hours and minutes), in the middle of the month 11:43 and at the end of the month 11:26.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Yucatán Peninsula in November is this: The average highest temperature in Yucatán Peninsula in November is 30.1 ℃ (86.18 ℉). The average lowest temperature is 22.5 ℃ (72.5 ℉). At the beginning of November you can expect higher temperatures, the average highest temperature is around 30.8 ℃ (87.44 ℉). At the end of November you can expect lower temperatures, the average highest temperature is around 29.3 ℃ (84.74 ℉). The average number of rainy days in November is 12.3. The average rainfall is 129.2 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 11:26 (hours and minutes), in the middle of the month 11:11 and at the end of the month 10:59.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Yucatán Peninsula in December is this: The average highest temperature in Yucatán Peninsula in December is 28.5 ℃ (83.3 ℉). The average lowest temperature is 21.3 ℃ (70.34 ℉). At the beginning of December you can expect higher temperatures, the average highest temperature is around 29.3 ℃ (84.74 ℉). At the end of December you can expect higher temperatures, the average highest temperature is around 28.65 ℃ (83.57 ℉). The average number of rainy days in December is 10.5. The average rainfall is 97 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 10:59 (hours and minutes), in the middle of the month 10:52 and at the end of the month 10:50.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.| Cancun | temperature: - | highest temperature: 28.5 ℃ (83.3 ℉) | lowest temperature: 21.3 ℃ (70.34 ℉) | rainfall: 97mm | rainy days: 10.5 |
| Cozumel | temperature: - | highest temperature: 28.7 ℃ (83.66 ℉) | lowest temperature: 20.7 ℃ (69.26 ℉) | rainfall: 106.5mm | rainy days: 9.9 |
| Merida | temperature: - | highest temperature: 30.6 ℃ (87.08 ℉) | lowest temperature: 17.3 ℃ (63.14 ℉) | rainfall: 47.8mm | rainy days: 4.5 |
| Villahermosa | temperature: - | highest temperature: 29.1 ℃ (84.38 ℉) | lowest temperature: 20.7 ℃ (69.26 ℉) | rainfall: 162.6mm | rainy days: 10.2 |