Climate averages 1991–2020
Kollam weather
in July.
A warm, very wet month: one of the coolest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
July is a warm month in Kollam: daytime highs average 27.6°C and nights cool to about 24.3°C. By daytime temperature it is one of the coolest months of the year.
Expect about 355 mm of rain on roughly 30 days, which makes July a very wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 35 min on an average July day.
The nearest other city in this atlas is Thiruvananthapuram (60 km away). In July its highs average 27.0°C, 0.6°C cooler than Kollam, with 212 mm of rain.
Among the 692 cities listed in India, Kollam ranks joint 622nd of 692 for the warmest July highs and joint 568th of 692 for the driest July (rainfall, lowest first). The mean July high of those 692 cities is 31.0°C; Kollam is 3.4°C cooler than that mean.
From July to August, average highs stay level at 27.6°C, and monthly rainfall falls from 355 mm to 286 mm.
The annual picture
July in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Kollam climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 30.9°C23.5°C | 23.5°C | 20 | 4.2 | 11.712 h |
| February | 31.7°C24.0°C | 24.0°C | 25 | 6.6 | 11.812 h |
| March | 32.0°C25.0°C | 25.0°C | 67 | 16.4 | 12.112 h |
| April | 31.2°C25.7°C | 25.7°C | 156 | 26.5 | 12.312 h |
| May | 29.9°C25.7°C | 25.7°C | 302 | 28.4 | 12.513 h |
| June | 28.1°C24.8°C | 24.8°C | 414 | 29.9 | 12.613 h |
| July, selected | 27.6°C24.3°C | 24.3°C | 355 | 30.0 | 12.613 h |
| August | 27.6°C24.2°C | 24.2°C | 286 | 28.9 | 12.412 h |
| September | 28.1°C24.3°C | 24.3°C | 245 | 26.6 | 12.212 h |
| October | 28.4°C24.2°C | 24.2°C | 251 | 27.1 | 11.912 h |
| November | 28.8°C24.1°C | 24.1°C | 178 | 20.7 | 11.712 h |
| December | 29.7°C23.7°C | 23.7°C | 64 | 8.7 | 11.612 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
July in nearby cities
- Thiruvananthapuram in JulyIndia · 60 kmHigh 27.0°C · Low 23.9°C · 212 mm rain
- Alappuzha in JulyIndia · 73 kmHigh 27.6°C · Low 24.1°C · 388 mm rain
- Neyyāttinkara in JulyIndia · 77 kmHigh 27.2°C · Low 24.1°C · 212 mm rain
- Thenkasi in JulyIndia · 81 kmHigh 29.1°C · Low 22.7°C · 151 mm rain
- Kadayanallur in JulyIndia · 86 kmHigh 29.7°C · Low 23.1°C · 151 mm rain
- Nāgercoil in JulyIndia · 122 kmHigh 28.9°C · Low 24.5°C · 49 mm rain
- Tirunelveli in JulyIndia · 122 kmHigh 33.8°C · Low 25.0°C · 28 mm rain
- Rajapalayam in JulyIndia · 124 kmHigh 33.6°C · Low 24.0°C · 95 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Kollam) is explained once on the Kollam year overview and on the Sources, method and limits page.