Best Time to Visit Trivandrum
The best time to visit Trivandrum is December to February, when the average temperature is 26–28°C and rainfall is low for Trivandrum, at 16–62 mm a month.
Trivandrum weather by month
The wettest month in Trivandrum is October with 291 mm of rain, and the warmest is March at an average 29°C. The coolest is December at 26°C.
| Month | Average temperature | Rainfall | Verdict |
|---|---|---|---|
| January | 26°C / 79°F | 16 mm | Best |
| February | 28°C / 82°F | 21 mm | Best |
| March | 29°C / 84°F | 53 mm | Hot |
| April | 29°C / 84°F | 123 mm | Hot |
| May | 28°C / 83°F | 202 mm | Wet |
| June | 27°C / 80°F | 249 mm | Wet |
| July | 26°C / 79°F | 188 mm | Wet |
| August | 26°C / 79°F | 162 mm | Wet |
| September | 26°C / 79°F | 206 mm | Wet |
| October | 26°C / 80°F | 291 mm | Wet |
| November | 26°C / 79°F | 222 mm | Wet |
| December | 26°C / 78°F | 62 mm | Best |
How we pick the best months
- Best: an average temperature of 15–28°C and low rainfall for Trivandrum: under 150 mm, and no more than 219 mm, a quarter above Trivandrum's median month (never set below 60 mm).
- If no month qualifies, we show the three driest months that average 10–30°C instead.
- Wet: 150 mm of rain or more. Rainy: more than 219 mm. Hot: 29°C or more on average. Cool: under 15°C. Cold: under 5°C.
Averages cover day and night, so afternoons are warmer than the figure shown. Weather is only one reason to pick a month: school holidays, festivals and prices matter too.
Search flights to Trivandrum
Picked a month? Compare fares to Trivandrum (TRV) for your dates.
Book a hotel in Trivandrum
Find hotels in Trivandrum
Hotels, hostels & more · Trip.com
Where these numbers come from
Monthly averages for January 2001 – December 2020 from the NASA POWER project, for the area around Trivandrum International (TRV) at 8.48, 76.92. The model covers a grid about 50 km across, so a coastal or hilly spot can run a degree or two different. Retrieved 12 September 2026.
The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center (LaRC) Prediction of Worldwide Energy Resource (POWER) Project funded through the NASA Earth Science/Applied Science Program.