Slovakia · 30-year monthly climate averages
Based on 30 years of climate data, the most comfortable months to visit Bratislava are May, June and September, when daytime temperatures are agreeable and rainfall is relatively low.
Bratislava sees its warmest weather in July, when daytime highs average around 27°C, and its coolest in January (around 3°C).
Annual precipitation totals roughly 701mm — September is typically the wettest month (~74mm) and February the driest (~43mm).
Rainfall is spread fairly evenly through the year, so no single season is dramatically wetter than the rest.
July is the sunniest month, with about 292 hours of sunshine.
🟧 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 | 3° / -3°C | 46mm | 🤔 Fair |
| February | 6° / -1°C | 43mm | 🤔 Fair |
| March | 11° / 2°C | 48mm | 🤔 Fair |
| April | 17° / 7°C | 43mm | 👍 Good |
| May | 21° / 11°C | 68mm | 🌟 Great |
| June | 25° / 14°C | 72mm | 🌟 Great |
| July | 27° / 16°C | 71mm | 👍 Good |
| August | 27° / 16°C | 70mm | 👍 Good |
| September | 21° / 12°C | 74mm | 🌟 Great |
| October | 15° / 7°C | 55mm | 👍 Good |
| November | 8° / 3°C | 57mm | 🤔 Fair |
| December | 3° / -2°C | 53mm | 🤔 Fair |
January in Bratislava is cold, with average daytime highs around 3°C (37°F) and nighttime lows near -3°C (27°F). Expect roughly 46mm of precipitation spread over about 8 rainy days, with little rainfall.
☀️ About 64 hours of sunshine over the month (~2h/day).
🎒 What to pack — warm coat · sweaters and layers · scarf
February in Bratislava is cold, with average daytime highs around 6°C (42°F) and nighttime lows near -1°C (29°F). Expect roughly 43mm of precipitation spread over about 7 rainy days, with little rainfall.
☀️ About 98 hours of sunshine over the month (~3h/day).
🎒 What to pack — warm coat · sweaters and layers · scarf
March in Bratislava is chilly, with average daytime highs around 11°C (51°F) and nighttime lows near 2°C (36°F). Expect roughly 48mm of precipitation spread over about 8 rainy days, with little rainfall.
☀️ About 157 hours of sunshine over the month (~5h/day).
🎒 What to pack — jacket or coat · long-sleeve layers
April in Bratislava is mild, with average daytime highs around 17°C (63°F) and nighttime lows near 7°C (44°F). Expect roughly 43mm of precipitation spread over about 7 rainy days, with little rainfall.
☀️ About 220 hours of sunshine over the month (~7h/day).
🎒 What to pack — light jacket · layers for cool evenings
May in Bratislava is pleasantly warm, with average daytime highs around 21°C (70°F) and nighttime lows near 11°C (52°F). Expect roughly 68mm of precipitation spread over about 9 rainy days, with a moderate amount of rain.
☀️ About 265 hours of sunshine over the month (~9h/day).
🎒 What to pack — light layers · comfortable walking shoes
June in Bratislava is warm, with average daytime highs around 25°C (77°F) and nighttime lows near 14°C (58°F). Expect roughly 72mm of precipitation spread over about 8 rainy days, with a moderate amount of rain.
☀️ About 272 hours of sunshine over the month (~9h/day).
🎒 What to pack — light summer clothing · sunscreen and sunglasses
July in Bratislava is warm, with average daytime highs around 27°C (81°F) and nighttime lows near 16°C (61°F). Expect roughly 71mm of precipitation spread over about 9 rainy days, with a moderate amount of rain.
☀️ About 292 hours of sunshine over the month (~10h/day).
🎒 What to pack — light summer clothing · sunscreen and sunglasses
August in Bratislava is warm, with average daytime highs around 27°C (81°F) and nighttime lows near 16°C (61°F). Expect roughly 70mm of precipitation spread over about 7 rainy days, with a moderate amount of rain.
☀️ About 279 hours of sunshine over the month (~9h/day).
🎒 What to pack — light summer clothing · sunscreen and sunglasses
September in Bratislava is pleasantly warm, with average daytime highs around 21°C (70°F) and nighttime lows near 12°C (53°F). Expect roughly 74mm of precipitation spread over about 8 rainy days, with a moderate amount of rain.
☀️ About 195 hours of sunshine over the month (~7h/day).
🎒 What to pack — light layers · comfortable walking shoes
October in Bratislava is mild, with average daytime highs around 15°C (59°F) and nighttime lows near 7°C (45°F). Expect roughly 55mm of precipitation spread over about 8 rainy days, with little rainfall.
☀️ About 136 hours of sunshine over the month (~5h/day).
🎒 What to pack — light jacket · layers for cool evenings
November in Bratislava is chilly, with average daytime highs around 8°C (47°F) and nighttime lows near 3°C (37°F). Expect roughly 57mm of precipitation spread over about 9 rainy days, with little rainfall.
☀️ About 66 hours of sunshine over the month (~2h/day).
🎒 What to pack — jacket or coat · long-sleeve layers
December in Bratislava is cold, with average daytime highs around 3°C (37°F) and nighttime lows near -2°C (29°F). Expect roughly 53mm of precipitation spread over about 9 rainy days, with little rainfall.
☀️ About 49 hours of sunshine over the month (~2h/day).
🎒 What to pack — warm coat · sweaters and layers · scarf