Weather radar Colombo
Real-time precipitation radar · Western Province · Sri Lanka
Colombo climate table – average temperature, precipitation & sunshine hours
The climate table for Colombo shows long-term monthly averages (2000–2023): average high and average low temperature in °C, monthly precipitation (mm), rainy days and sunshine hours per month. Data source: ERA5 reanalysis (ECMWF) via the WDTEC Climate Archive.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 31.6° | 34° | 33.8° | 32.8° | 31.2° | 30.6° | 30.5° | 30.2° | 30.2° | 30.2° | 30.3° | 31.2° |
| Avg low (°C) | 23.7° | 24.3° | 25.1° | 25.4° | 26° | 25.9° | 25.8° | 25.6° | 25.4° | 24.7° | 24.2° | 24° |
| Precipitation (mm) | 136 | 38 | 111 | 186 | 374 | 245 | 219 | 236 | 231 | 437 | 481 | 154 |
| Rainy days | 14 | 6 | 18 | 27 | 30 | 30 | 28 | 28 | 30 | 29 | 25 | 17 |
| Sunshine hours | 285 | 300 | 320 | 308 | 267 | 286 | 290 | 298 | 276 | 250 | 228 | 291 |
| Humidity | 78% | 70% | 75% | 82% | 86% | 86% | 85% | 85% | 86% | 87% | 87% | 82% |
Best time to visit Colombo
The best time to visit Colombo is typically February. In this month the average high is 34°C, precipitation is 38 mm and sunshine duration is 300 hours. The annual average high is 31.4°C, total annual precipitation is 2848 mm (282 rainy days/year) and annual sunshine is 3399 hours.
Frequently asked questions about the weather in Colombo
How up to date is the weather radar for Colombo?
The weather radar for Colombo is updated every 5 minutes with new radar data from the OPERA composite radar. A 2-hour forecast animation is also available. Rainfall probability, wind gusts and UV index are available up to 14 days in advance.
What weather data is available for Colombo?
Besides the rain radar, RadarWeather provides for Colombo: rainfall probability, thunderstorm warning (CAPE index), wind gusts, UV index, air pressure, humidity, dew point, sunshine hours, snow line and a 14-day forecast based on ICON-D2, ECMWF IFS and GFS.
When are thunderstorms expected in Colombo?
The thunderstorm potential for Colombo is calculated from the CAPE index and lightning potential. Active storm cells and severe weather warnings are visible on the radar map in real time. Thunderstorm warnings are issued automatically as soon as storm cells are detected near Colombo.
What is the climate like in Colombo?
Colombo has an annual average high of 31.4°C. The warmest month is February (avg high 34°C), the coldest January (avg low 23.7°C). The wettest month is November with 481 mm, the driest February with 38 mm. Total annual precipitation is 2848 mm (282 rainy days). Annual sunshine is 3399 hours.
Weather radar near Colombo
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