Sri Lanka · 30-year monthly climate averages
Based on 30 years of climate data, the most comfortable months to visit Galle are January, February and March, when daytime temperatures are agreeable and rainfall is relatively low.
Galle sees its warmest weather in March, when daytime highs average around 32°C, and its coolest in July (around 29°C).
Annual precipitation totals roughly 2348mm — October is typically the wettest month (~345mm) and February the driest (~71mm).
A distinctly wetter period runs from April to December — worth planning around if you prefer dry days.
🟧 avg daytime high · 🟦 dashed: avg nighttime low · bars: monthly rainfall
Daily forecast highs vs the 30-year normal — last 60 days
Each bar is one day: orange above normal, blue below.
| Month | High / Low | Rainfall | Travel rating |
|---|---|---|---|
| January | 30° / 23°C | 87mm | 👍 Good |
| February | 31° / 24°C | 71mm | 👍 Good |
| March | 32° / 25°C | 90mm | 🤔 Fair |
| April | 31° / 25°C | 202mm | ⚠️ Challenging |
| May | 30° / 26°C | 316mm | ⚠️ Challenging |
| June | 29° / 26°C | 184mm | 🤔 Fair |
| July | 29° / 25°C | 173mm | 🤔 Fair |
| August | 29° / 25°C | 162mm | 🤔 Fair |
| September | 29° / 25°C | 261mm | 🤔 Fair |
| October | 29° / 25°C | 345mm | 🤔 Fair |
| November | 30° / 24°C | 283mm | 🤔 Fair |
| December | 30° / 24°C | 176mm | 🤔 Fair |
January in Galle is warm, with average daytime highs around 30°C (86°F) and nighttime lows near 23°C (74°F). Expect roughly 87mm of precipitation spread over about 7 rainy days, with a moderate amount of rain.
🎒 What to pack — light summer clothing · sunscreen and sunglasses
February in Galle is hot, with average daytime highs around 31°C (87°F) and nighttime lows near 24°C (75°F). Expect roughly 71mm of precipitation spread over about 6 rainy days, with a moderate amount of rain.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle
March in Galle is hot, with average daytime highs around 32°C (89°F) and nighttime lows near 25°C (76°F). Expect roughly 90mm of precipitation spread over about 7 rainy days, with a moderate amount of rain.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle
April in Galle is hot, with average daytime highs around 31°C (89°F) and nighttime lows near 25°C (78°F). Expect roughly 202mm of precipitation spread over about 12 rainy days, and heavy rainfall is common — this is peak wet season territory.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket
May in Galle is hot, with average daytime highs around 30°C (87°F) and nighttime lows near 26°C (79°F). Expect roughly 316mm of precipitation spread over about 17 rainy days, and heavy rainfall is common — this is peak wet season territory.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket
June in Galle is warm, with average daytime highs around 29°C (85°F) and nighttime lows near 26°C (78°F). Expect roughly 184mm of precipitation spread over about 17 rainy days, and this is one of the wetter months.
🎒 What to pack — light summer clothing · sunscreen and sunglasses · compact umbrella or rain jacket
July in Galle is warm, with average daytime highs around 29°C (84°F) and nighttime lows near 25°C (78°F). Expect roughly 173mm of precipitation spread over about 15 rainy days, and this is one of the wetter months.
🎒 What to pack — light summer clothing · sunscreen and sunglasses · compact umbrella or rain jacket
August in Galle is warm, with average daytime highs around 29°C (84°F) and nighttime lows near 25°C (78°F). Expect roughly 162mm of precipitation spread over about 14 rainy days, and this is one of the wetter months.
🎒 What to pack — light summer clothing · sunscreen and sunglasses · compact umbrella or rain jacket
September in Galle is warm, with average daytime highs around 29°C (85°F) and nighttime lows near 25°C (77°F). Expect roughly 261mm of precipitation spread over about 17 rainy days, and heavy rainfall is common — this is peak wet season territory.
🎒 What to pack — light summer clothing · sunscreen and sunglasses · compact umbrella or rain jacket
October in Galle is warm, with average daytime highs around 29°C (85°F) and nighttime lows near 25°C (77°F). Expect roughly 345mm of precipitation spread over about 18 rainy days, and heavy rainfall is common — this is peak wet season territory.
🎒 What to pack — light summer clothing · sunscreen and sunglasses · compact umbrella or rain jacket
November in Galle is warm, with average daytime highs around 30°C (86°F) and nighttime lows near 24°C (76°F). Expect roughly 283mm of precipitation spread over about 15 rainy days, and heavy rainfall is common — this is peak wet season territory.
🎒 What to pack — light summer clothing · sunscreen and sunglasses · compact umbrella or rain jacket
December in Galle is warm, with average daytime highs around 30°C (86°F) and nighttime lows near 24°C (75°F). Expect roughly 176mm of precipitation spread over about 11 rainy days, and this is one of the wetter months.
🎒 What to pack — light summer clothing · sunscreen and sunglasses · compact umbrella or rain jacket