🔎 Weather for a date or period
Actual day-by-day weather for the selected period (ERA5). Up to 1 year.
📆 On this day before
Data for previous years is being prepared.
🏆 Hottest and coldest day in Colombo (over the full observation series)
+36°
Hottest day
February 10, 1952
+17°
Coldest day
February 12, 2001
🗓 Monthly climate in Colombo
| Month | Day | Night | Precip |
|---|---|---|---|
| January | +31° | +23° | 78 mm |
| February | +31° | +23° | 54 mm |
| March | +31° | +24° | 106 mm |
| April | +31° | +25° | 158 mm |
| May | +30° | +26° | 419 mm |
| June | +29° | +25° | 309 mm |
| July | +29° | +25° | 224 mm |
| August | +29° | +25° | 241 mm |
| September | +29° | +25° | 295 mm |
| October | +29° | +24° | 392 mm |
| November | +29° | +24° | 391 mm |
| December | +30° | +23° | 170 mm |
🕰 Weather in Colombo August 18 in past years
+30°
Heat record · 2015
+23°
Cold record · 1984
📜
This day in history. The hottest August 18 in Colombo was in 2015 (+30°), the coldest in 1984 (+23°). 86 years of observations. Normal for August: day +29°, night +25°.
📒 For school and home
Weather diary
ready-made observation table for a month — for school
Weather for the month
August calendar: forecast + climate normal
City water
Laccadive Sea +28° — where to swim
FAQ about the weather archive in Colombo ❓
What was the weather in Colombo on a specific date?
Pick a date or range in the form above — we show actual day-by-day weather (ERA5 reanalysis, up to a year back). For today’s date in past years see “On this day before”.
Hottest and coldest day in the history in Colombo?
Heat record — +36° (February 10, 1952), cold record — +17° (February 12, 2001). Observations over the full available series.
What's the typical weather in Colombo in August?
On average +29° by day, +25° at night, precipitation about 241 mm (ERA5 climate normal).
Since what year is the weather archive in Colombo kept?
Climate normals and records come from the ERA5 reanalysis. Actual day-by-day weather is available for the last year.
Climate and weather archive in Colombo
Monthly climate normals in Colombo (average day and night temperatures, precipitation) are computed from the ERA5 reanalysis. The observation archive accrues from launch. Data: Open-Meteo (ERA5).