Bandaranaike International Airport Climate and Average Weather
Climate of Bandaranaike International Airport: average temperatures, rainfall and seasons month by month.
Climate in Bandaranaike International Airport month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 87° | 73° | 5,6 in | ★★★★☆ |
| February | 91° | 74° | 2,1 in | ★★★★☆ |
| March | 90° | 75° | 3,3 in | ★★★★☆ |
| April | 89° | 77° | 6,1 in | ★★★☆☆ |
| May | 87° | 78° | 15,4 in | ★★☆☆☆ |
| June | 85° | 78° | 12,6 in | ★★☆☆☆ |
| July | 85° | 78° | 6,6 in | ★★★☆☆ |
| August | 85° | 78° | 6,4 in | ★★★☆☆ |
| September | 85° | 77° | 8,0 in | ★★★☆☆ |
| October | 84° | 75° | 15,4 in | ★★★☆☆ |
| November | 85° | 74° | 23,0 in | ★★★☆☆ |
| December | 86° | 74° | 7,4 in | ★★★☆☆ |
Climate type: Tropical. Source: Open-Meteo archive (ERA5).
Recent extremes in Bandaranaike International Airport
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Bandaranaike International Airport compares with nearby places
Annual averages, and the difference against Bandaranaike International Airport.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Colombo | 18 mi | 81°F | about the same | 120 in |
Best time to visit Bandaranaike International Airport
Go in February and March. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: May, June and October - expect the least comfortable mix of heat, cold or rain.
What this means for Bandaranaike International Airport
Today is slightly cooler than average for October. The forecast high of 79°F is 5°F below the 84°F typical for this month.
A 100% chance means rain is expected over most of the area. Plan indoor alternatives. Around 2,5 in is forecast, which is enough to soak trails and slow traffic.
Visibility is down to 1,6 mi - use low beams and leave extra following distance. Wet roads are likely; braking distances roughly double in heavy rain.
Within 15 degrees of the equator, day length barely changes all year; seasons are defined by rain, not temperature.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 36°F - an unusually even climate through the year.
What to pack, what to skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Sunglasses, a brimmed hat and SPF 30+
- A packable rain shell - 7 of the next 7 days carry a real chance of rain
- Insect repellent and quick-dry fabrics for humidity
- If your dates are flexible, avoid May, June and October - historically the least comfortable months here.
Summary
Bandaranaike International Airport is an airport in Sri Lanka. Bandaranaike International Airport (CMB) is a commercial airport.
Right now it is 78°F (26°C) in Bandaranaike International Airport with showers. It feels like 84°F. Today runs from 73°F to 79°F. Chance of precipitation is 100%. Sightseeing conditions score 5.1/10 - marginal.
The best time to visit Bandaranaike International Airport is February and March. The climate is tropical. May, June and October tend to be the least comfortable months. February is the warmest month with average highs near 91°F, while January is the coldest with lows near 73°F.
In plain terms. Today is slightly cooler than average for October. The forecast high of 79°F is 5°F below the 84°F typical for this month. The best window to be outside is roughly 6 PM to 9 PM, when temperature, rain chance and wind line up best. fishing is the strongest bet in Bandaranaike International Airport today at 8.9/10. Visibility is down to 1,6 mi - use low beams and leave extra following distance. Wet roads are likely; braking distances roughly double in heavy rain.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Bandaranaike International Airport
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Frequently asked questions
Where is Bandaranaike International Airport?
Bandaranaike International Airport is an airport in Sri Lanka. Its coordinates are 7.1808, 79.8841. It lies in Asia.
What is the weather like in Bandaranaike International Airport right now?
It is currently 78°F (26°C) with showers. Humidity is 93% and wind is 11 mph.
When is the best time to visit Bandaranaike International Airport?
February and March offer the most comfortable conditions in Bandaranaike International Airport, which has a tropical climate. May, June and October are usually the hardest months for outdoor plans.
What time zone is Bandaranaike International Airport in?
Bandaranaike International Airport observes Asia/Colombo (UTC+05:30). The local time is 5:04 AM.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (airports) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated October 27, 2026 at 5:04 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
