Climate Insights for Sri Jayewardenepura Kotte

Colombo District, Western Province, Sri Lanka

Hottest
March
34°C peak93°F peak
Coldest
January
23°C low74°F low
Wettest
November
405 mm rain16 in rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Sri Jayewardenepura Kotte is hot. The average annual temperature is 28°C and approximately 2,639 mm of precipitation falls per year. Sri Jayewardenepura Kotte receives a notable amount of rainfall throughout the year, including during its driest month. Sri Jayewardenepura Kotte sits near the equator, so seasonal temperature differences are minimal throughout the year.The climate in Sri Jayewardenepura Kotte is hot. The average annual temperature is 82°F and approximately 103.9 in of precipitation falls per year. Sri Jayewardenepura Kotte receives a notable amount of rainfall throughout the year, including during its driest month. Sri Jayewardenepura Kotte sits near the equator, so seasonal temperature differences are minimal throughout the year.

Temperature

0°10°20°30°40°JanFebMarAprMayJunJulAugSepOctNovDecJanMax: 32°Average: 27°Min: 23°FebMax: 34°Average: 28°Min: 24°MarMax: 34°Average: 29°Min: 25°AprMax: 33°Average: 29°Min: 25°MayMax: 31°Average: 28°Min: 26°JunMax: 30°Average: 28°Min: 26°JulMax: 30°Average: 28°Min: 25°AugMax: 30°Average: 27°Min: 25°SepMax: 30°Average: 27°Min: 25°OctMax: 30°Average: 27°Min: 24°NovMax: 30°Average: 27°Min: 24°DecMax: 31°Average: 27°Min: 23°
Max
Average
Min
0°F10°F20°F30°F40°F50°F60°F70°F80°F90°F100°FJanFebMarAprMayJunJulAugSepOctNovDecJanMax: 90°FAverage: 81°FMin: 74°FFebMax: 93°FAverage: 83°FMin: 75°FMarMax: 93°FAverage: 84°FMin: 77°FAprMax: 91°FAverage: 83°FMin: 78°FMayMax: 88°FAverage: 82°FMin: 78°FJunMax: 86°FAverage: 82°FMin: 78°FJulMax: 86°FAverage: 82°FMin: 78°FAugMax: 86°FAverage: 81°FMin: 78°FSepMax: 86°FAverage: 81°FMin: 77°FOctMax: 86°FAverage: 80°FMin: 76°FNovMax: 86°FAverage: 80°FMin: 75°FDecMax: 88°FAverage: 80°FMin: 74°F
Max
Average
Min

Sri Jayewardenepura Kotte sees moderate temperature variation throughout the year, ranging from 23°C to 34°C. The warmest month is March, when average highs reach 34°C and the mean temperature sits around 29°C. January is the coolest month, with minimum temperatures around 23°C and an average of 27°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows.Sri Jayewardenepura Kotte sees moderate temperature variation throughout the year, ranging from 74°F to 93°F. The warmest month is March, when average highs reach 93°F and the mean temperature sits around 84°F. January is the coolest month, with minimum temperatures around 74°F and an average of 81°F. Daily temperature variation is modest, with an average difference of 12°F between highs and lows.

Precipitation

0mm50mm100mm150mm200mm250mm300mm350mm400mm450mmJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 87mmFebPrecipitation: 50mmMarPrecipitation: 94mmAprPrecipitation: 167mmMayPrecipitation: 366mmJunPrecipitation: 259mmJulPrecipitation: 204mmAugPrecipitation: 235mmSepPrecipitation: 245mmOctPrecipitation: 379mmNovPrecipitation: 405mmDecPrecipitation: 147mm
Precipitation
0in2in4in6in8in10in12in14in16inJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 3.4inFebPrecipitation: 2inMarPrecipitation: 3.7inAprPrecipitation: 6.6inMayPrecipitation: 14.4inJunPrecipitation: 10.2inJulPrecipitation: 8inAugPrecipitation: 9.3inSepPrecipitation: 9.7inOctPrecipitation: 14.9inNovPrecipitation: 16inDecPrecipitation: 5.8in
Precipitation

Sri Jayewardenepura Kotte is a very wet location, receiving approximately 2,639 mm of precipitation annually, which averages out to around 220 mm per month. The wettest month is November, averaging 405 mm of rainfall. October and May also tend to see above-average precipitation. The driest month is February, with just 50 mm. That's 355 mm less than November, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.Sri Jayewardenepura Kotte is a very wet location, receiving approximately 103.9 in of precipitation annually, which averages out to around 8.7 in per month. The wettest month is November, averaging 15.9 in of rainfall. October and May also tend to see above-average precipitation. The driest month is February, with just 2 in. That's 14 in less than November, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h5km/h10km/h15km/hJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 9km/hFebWind Speed: 8km/hMarWind Speed: 6km/hAprWind Speed: 6km/hMayWind Speed: 10km/hJunWind Speed: 11km/hJulWind Speed: 11km/hAugWind Speed: 11km/hSepWind Speed: 10km/hOctWind Speed: 7km/hNovWind Speed: 7km/hDecWind Speed: 8km/h
Wind Speed
0mph5mph10mphJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 6mphFebWind Speed: 5mphMarWind Speed: 4mphAprWind Speed: 4mphMayWind Speed: 6mphJunWind Speed: 7mphJulWind Speed: 7mphAugWind Speed: 7mphSepWind Speed: 6mphOctWind Speed: 5mphNovWind Speed: 4mphDecWind Speed: 5mph
Wind Speed

Sri Jayewardenepura Kotte is relatively calm, with an average annual wind speed of 9km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is June, averaging 11km/h, though still comfortable for most outdoor activities. The calmest conditions occur in March, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5km/h gap between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 8km/h in winter, 7km/h in spring, 11km/h in summer, 8km/h in autumn.Sri Jayewardenepura Kotte is mildly breezy, with an average annual wind speed of 5mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is June, averaging 7mph, though still comfortable for most outdoor activities. The calmest conditions occur in March, with average winds dropping to 4mph, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3mph gap between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 5mph in winter, 5mph in spring, 7mph in summer, 5mph in autumn.

Monthly Climate Data

The table below shows monthly climate averages for Sri Jayewardenepura Kotte based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.The table below shows monthly climate averages for Sri Jayewardenepura Kotte based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
23 °C74 °F
32 °C90 °F
9 km/h6 mph
87 mm3.4 in
0 cm0 in
Feb
24 °C75 °F
34 °C93 °F
8 km/h5 mph
50 mm2 in
0 cm0 in
Mar
25 °C77 °F
34 °C93 °F
6 km/h4 mph
94 mm3.7 in
0 cm0 in
Apr
25 °C78 °F
33 °C91 °F
6 km/h4 mph
167 mm6.6 in
0 cm0 in
May
26 °C78 °F
31 °C88 °F
10 km/h6 mph
366 mm14.4 in
0 cm0 in
Jun
26 °C78 °F
30 °C86 °F
11 km/h7 mph
259 mm10.2 in
0 cm0 in
Jul
25 °C78 °F
30 °C86 °F
11 km/h7 mph
204 mm8 in
0 cm0 in
Aug
25 °C78 °F
30 °C86 °F
11 km/h7 mph
235 mm9.3 in
0 cm0 in
Sep
25 °C77 °F
30 °C86 °F
10 km/h6 mph
245 mm9.7 in
0 cm0 in
OctCurrent
24 °C76 °F
30 °C86 °F
7 km/h5 mph
379 mm14.9 in
0 cm0 in
Nov
24 °C75 °F
30 °C86 °F
7 km/h4 mph
405 mm16 in
0 cm0 in
Dec
23 °C74 °F
31 °C88 °F
8 km/h5 mph
147 mm5.8 in
0 cm0 in