Climate Insights for Koggala

Galle District, Southern Province, Sri Lanka

Hottest
April
29°C peak
Coldest
January
25°C low
Wettest
May
346mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Koggala is hot. The average annual temperature is 27°C and approximately 2259mm of precipitation falls per year. Koggala receives a notable amount of rainfall throughout the year, including during its driest month. Koggala sits near the equator, so seasonal temperature differences are minimal throughout the year.

Temperature

0° 5° 10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 28° Average: 27° Min: 25° Feb Max: 29° Average: 27° Min: 26° Mar Max: 29° Average: 28° Min: 26° Apr Max: 29° Average: 28° Min: 27° May Max: 29° Average: 28° Min: 27° Jun Max: 28° Average: 27° Min: 26° Jul Max: 28° Average: 27° Min: 26° Aug Max: 28° Average: 27° Min: 26° Sep Max: 28° Average: 27° Min: 26° Oct Max: 28° Average: 27° Min: 26° Nov Max: 28° Average: 27° Min: 26° Dec Max: 28° Average: 27° Min: 25°
Max
Average
Min

Koggala has relatively stable temperatures year-round, staying within a 4°C range. The warmest month is April, when average highs reach 29°C and the mean temperature sits around 28°C. January is the coolest month, with minimum temperatures around 25°C and an average of 27°C. Daily temperature variation is modest, with an average difference of 2°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 102mm Feb Precipitation: 58mm Mar Precipitation: 76mm Apr Precipitation: 145mm May Precipitation: 346mm Jun Precipitation: 228mm Jul Precipitation: 189mm Aug Precipitation: 203mm Sep Precipitation: 227mm Oct Precipitation: 270mm Nov Precipitation: 271mm Dec Precipitation: 144mm
Precipitation

Koggala is a very wet location, receiving approximately 2259mm of precipitation annually, which averages out to around 188mm per month. The wettest month is May, averaging 346mm of rainfall. November and October also tend to see above-average precipitation. The driest month is February, with just 58mm. That's 288mm less than May, 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/h 5km/h 10km/h 15km/h 20km/h 25km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 7km/h Feb Wind Speed: 8km/h Mar Wind Speed: 9km/h Apr Wind Speed: 10km/h May Wind Speed: 19km/h Jun Wind Speed: 22km/h Jul Wind Speed: 22km/h Aug Wind Speed: 22km/h Sep Wind Speed: 20km/h Oct Wind Speed: 16km/h Nov Wind Speed: 12km/h Dec Wind Speed: 9km/h
Wind Speed

Koggala is mildly breezy, with an average annual wind speed of 15km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is July, averaging 22km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in January, with average winds dropping to 7km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 15km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to pick up during the summer months. The seasonal averages are 8km/h in winter, 13km/h in spring, 22km/h in summer, 16km/h in autumn.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

87 days until Winter

It is currently autumn in Koggala, which began on September 23, 2026. Koggala sits near the equator, so the traditional four-season cycle is less pronounced. Temperatures remain relatively stable year-round. The warmest period peaks in April at around 29°C, while the coldest stretch bottoms out in January near 25°C. Winter is next, beginning on December 21, 2026 (87 days from now).

Spring

Temperatures range from 26 to 29°C. Rainfall is heavy, totalling around 568mm across the season with a monthly average of 189mm. Winds are generally light, averaging 13km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 26 to 28°C. Rainfall is heavy, totalling around 621mm across the season with a monthly average of 207mm. Winds are moderate at around 22km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 26 to 28°C. Rainfall is heavy, totalling around 767mm across the season with a monthly average of 256mm. Winds are moderate at around 16km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 25 to 29°C. Rainfall is heavy, totalling around 304mm across the season with a monthly average of 101mm. Winds are generally light, averaging 8km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Monthly Climate Data

The table below shows monthly climate averages for Koggala 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.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
25 °C
28 °C
7 km/h
102 mm
0 cm
Feb
26 °C
29 °C
8 km/h
58 mm
0 cm
Mar
26 °C
29 °C
9 km/h
76 mm
0 cm
Apr
27 °C
29 °C
10 km/h
145 mm
0 cm
May
27 °C
29 °C
19 km/h
346 mm
0 cm
Jun
26 °C
28 °C
22 km/h
228 mm
0 cm
Jul
26 °C
28 °C
22 km/h
189 mm
0 cm
Aug
26 °C
28 °C
22 km/h
203 mm
0 cm
Sep Current
26 °C
28 °C
20 km/h
227 mm
0 cm
Oct
26 °C
28 °C
16 km/h
270 mm
0 cm
Nov
26 °C
28 °C
12 km/h
271 mm
0 cm
Dec
25 °C
28 °C
9 km/h
144 mm
0 cm
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Metric (°C, km/h)