Do you need to know, when is the best time to go to Trinidad and Tobago? Then you should take a look here, what weather you can expect there during the year.
The climate of Trinidad and Tobago is tropical. There is rainy season from June to December. You can expect pleasant maritime tropical weather. The humidity is usually high, especially during the rainy season. The climate of Tobago is slightly cooler than the climate of Trinidad.
When speaking about the usual weather in this state, the information is relevant for example for these popular places: Arima, Chaguanas, Chaguaramas, Maracas Valley, Point Fortin, Pointe a Pierre, Port of Spain, San Fernando, Scarborough, Tobago, Trinidad.
Let's look now what weather you can expect in the area around the capital and in many other cities. The warmest month here is May, the average maximum temperature is 34.1 ℃ (93.38 ℉). The average minimum temperature in this month is 23.3 ℃ (73.94 ℉). The coldest month here is July, the average maximum temperature is 31 ℃ (87.8 ℉). The average minimum temperature in this month is 23 ℃ (73.4 ℉). The most rainy month here is July, the average number of rainy days is 21. The least rainy month here is March, the average number of rainy days is 5.9. 
When travelling to some places in Trinidad and Tobago, always consider the altitude of the the place as well. The highest point here is El Cerro del Aripo (940 m) and the lowest point is Caribbean Sea (0 m). So there are not big differences in altitudes in this country. But the altitude affects the weather even so. 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 Trinidad and Tobago in January is this: The average highest temperature in Trinidad and Tobago in January is 31.3 ℃ (88.34 ℉). The average lowest temperature is 19.8 ℃ (67.64 ℉). At the beginning of January you can expect higher temperatures, the average highest temperature is around 31.65 ℃ (88.97 ℉). At the end of January you can expect higher temperatures, the average highest temperature is around 31.5 ℃ (88.7 ℉). The average number of rainy days in January is 11.2. The average rainfall is 42.6 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 11:30 (hours and minutes), in the middle of the month 11:33 and at the end of the month 11:39.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.Typical (usual) weather in Trinidad and Tobago in February is this: The average highest temperature in Trinidad and Tobago in February is 31.7 ℃ (89.06 ℉). The average lowest temperature is 20.9 ℃ (69.62 ℉). At the beginning of February you can expect lower temperatures, the average highest temperature is around 31.5 ℃ (88.7 ℉). At the end of February you can expect higher temperatures, the average highest temperature is around 31.9 ℃ (89.42 ℉). The average number of rainy days in February is 10.2. The average rainfall is 39.7 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 11:39 (hours and minutes), in the middle of the month 11:47 and at the end of the month 11:55.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.Typical (usual) weather in Trinidad and Tobago in March is this: The average highest temperature in Trinidad and Tobago in March is 32.1 ℃ (89.78 ℉). The average lowest temperature is 20.9 ℃ (69.62 ℉). At the beginning of March you can expect lower temperatures, the average highest temperature is around 31.9 ℃ (89.42 ℉). At the end of March you can expect higher temperatures, the average highest temperature is around 33.05 ℃ (91.49 ℉). The average number of rainy days in March is 5.9. The average rainfall is 17.1 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 11:55 (hours and minutes), in the middle of the month 12:04 and at the end of the month 12:13.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.Typical (usual) weather in Trinidad and Tobago in April is this: The average highest temperature in Trinidad and Tobago in April is 34 ℃ (93.2 ℉). The average lowest temperature is 22.5 ℃ (72.5 ℉). At the beginning of April you can expect lower temperatures, the average highest temperature is around 33.05 ℃ (91.49 ℉). At the end of April you can expect higher temperatures, the average highest temperature is around 34.05 ℃ (93.29 ℉). The average number of rainy days in April is 5.9. The average rainfall is 27.8 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 12:13 (hours and minutes), in the middle of the month 12:21 and at the end of the month 12:29.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.Typical (usual) weather in Trinidad and Tobago in May is this: The average highest temperature in Trinidad and Tobago in May is 34.1 ℃ (93.38 ℉). The average lowest temperature is 23.3 ℃ (73.94 ℉). At the beginning of May you can expect lower temperatures, the average highest temperature is around 34.05 ℃ (93.29 ℉). At the end of May you can expect lower temperatures, the average highest temperature is around 33 ℃ (91.4 ℉). The average number of rainy days in May is 11. The average rainfall is 67.5 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 12:29 (hours and minutes), in the middle of the month 12:36 and at the end of the month 12:41.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.Typical (usual) weather in Trinidad and Tobago in June is this: The average highest temperature in Trinidad and Tobago in June is 31.9 ℃ (89.42 ℉). The average lowest temperature is 23.3 ℃ (73.94 ℉). At the beginning of June you can expect higher temperatures, the average highest temperature is around 33 ℃ (91.4 ℉). At the end of June you can expect lower temperatures, the average highest temperature is around 31.45 ℃ (88.61 ℉). The average number of rainy days in June is 19.6. The average rainfall is 157.3 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 12:41 (hours and minutes), in the middle of the month 12:44 and at the end of the month 12:44.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.Typical (usual) weather in Trinidad and Tobago in July is this: The average highest temperature in Trinidad and Tobago in July is 31 ℃ (87.8 ℉). The average lowest temperature is 23 ℃ (73.4 ℉). At the beginning of July you can expect higher temperatures, the average highest temperature is around 31.45 ℃ (88.61 ℉). At the end of July you can expect higher temperatures, the average highest temperature is around 31.5 ℃ (88.7 ℉). The average number of rainy days in July is 21. The average rainfall is 197.5 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 12:44 (hours and minutes), in the middle of the month 12:41 and at the end of the month 12:36.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.Typical (usual) weather in Trinidad and Tobago in August is this: The average highest temperature in Trinidad and Tobago in August is 32 ℃ (89.6 ℉). The average lowest temperature is 22.7 ℃ (72.86 ℉). At the beginning of August you can expect lower temperatures, the average highest temperature is around 31.5 ℃ (88.7 ℉). At the end of August you can expect higher temperatures, the average highest temperature is around 32.15 ℃ (89.87 ℉). The average number of rainy days in August is 19. The average rainfall is 249.2 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 12:36 (hours and minutes), in the middle of the month 12:29 and at the end of the month 12:21.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.Typical (usual) weather in Trinidad and Tobago in September is this: The average highest temperature in Trinidad and Tobago in September is 32.3 ℃ (90.14 ℉). The average lowest temperature is 23.1 ℃ (73.58 ℉). At the beginning of September you can expect lower temperatures, the average highest temperature is around 32.15 ℃ (89.87 ℉). At the end of September you can expect higher temperatures, the average highest temperature is around 32.6 ℃ (90.68 ℉). The average number of rainy days in September is 16.3. The average rainfall is 191.7 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 12:21 (hours and minutes), in the middle of the month 12:13 and at the end of the month 12:04.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.Typical (usual) weather in Trinidad and Tobago in October is this: The average highest temperature in Trinidad and Tobago in October is 32.9 ℃ (91.22 ℉). The average lowest temperature is 23.2 ℃ (73.76 ℉). At the beginning of October you can expect lower temperatures, the average highest temperature is around 32.6 ℃ (90.68 ℉). At the end of October you can expect lower temperatures, the average highest temperature is around 32.15 ℃ (89.87 ℉). The average number of rainy days in October is 14.7. The average rainfall is 144.4 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 12:04 (hours and minutes), in the middle of the month 11:55 and at the end of the month 11:47.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.Typical (usual) weather in Trinidad and Tobago in November is this: The average highest temperature in Trinidad and Tobago in November is 31.4 ℃ (88.52 ℉). The average lowest temperature is 22.7 ℃ (72.86 ℉). At the beginning of November you can expect higher temperatures, the average highest temperature is around 32.15 ℃ (89.87 ℉). At the end of November you can expect higher temperatures, the average highest temperature is around 31.7 ℃ (89.06 ℉). The average number of rainy days in November is 17.9. The average rainfall is 215.6 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 11:47 (hours and minutes), in the middle of the month 11:39 and at the end of the month 11:34.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.Typical (usual) weather in Trinidad and Tobago in December is this: The average highest temperature in Trinidad and Tobago in December is 32 ℃ (89.6 ℉). The average lowest temperature is 21.2 ℃ (70.16 ℉). At the beginning of December you can expect lower temperatures, the average highest temperature is around 31.7 ℃ (89.06 ℉). At the end of December you can expect lower temperatures, the average highest temperature is around 31.65 ℃ (88.97 ℉). The average number of rainy days in December is 13.2. The average rainfall is 75.4 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 11:34 (hours and minutes), in the middle of the month 11:30 and at the end of the month 11:30.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.| Port of Spain | temperature: - | highest temperature: 32 ℃ (89.6 ℉) | lowest temperature: 21.2 ℃ (70.16 ℉) | rainfall: 75.4mm | rainy days: 13.2 |
| Scarborough | temperature: - | highest temperature: 29 ℃ (84.2 ℉) | lowest temperature: 23.1 ℃ (73.58 ℉) | rainfall: 162.8mm | rainy days: 12 |