Bulgaria · 30-year monthly climate averages
Based on 30 years of climate data, the most comfortable months to visit Sofia are May, June and September, when daytime temperatures are agreeable and rainfall is relatively low.
Sofia sees its warmest weather in August, when daytime highs average around 28°C, and its coolest in January (around 4°C).
Annual precipitation totals roughly 624mm — June is typically the wettest month (~79mm) and January the driest (~35mm).
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 313 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 | 4° / -4°C | 35mm | 🤔 Fair |
| February | 7° / -2°C | 36mm | 🤔 Fair |
| March | 11° / 1°C | 45mm | 🤔 Fair |
| April | 17° / 5°C | 52mm | 👍 Good |
| May | 21° / 10°C | 73mm | 🌟 Great |
| June | 25° / 13°C | 79mm | 🌟 Great |
| July | 28° / 15°C | 64mm | 👍 Good |
| August | 28° / 15°C | 55mm | 👍 Good |
| September | 23° / 11°C | 53mm | 🌟 Great |
| October | 18° / 6°C | 54mm | 👍 Good |
| November | 11° / 2°C | 38mm | 🤔 Fair |
| December | 5° / -2°C | 40mm | 🤔 Fair |
January in Sofia is cold, with average daytime highs around 4°C (38°F) and nighttime lows near -4°C (25°F). Expect roughly 35mm of precipitation spread over about 6 rainy days, with little rainfall.
☀️ About 88 hours of sunshine over the month (~3h/day).
🎒 What to pack — warm coat · sweaters and layers · scarf
February in Sofia is cold, with average daytime highs around 7°C (44°F) and nighttime lows near -2°C (28°F). Expect roughly 36mm of precipitation spread over about 6 rainy days, with little rainfall.
☀️ About 117 hours of sunshine over the month (~4h/day).
🎒 What to pack — warm coat · sweaters and layers · scarf
March in Sofia is chilly, with average daytime highs around 11°C (53°F) and nighttime lows near 1°C (34°F). Expect roughly 45mm of precipitation spread over about 7 rainy days, with little rainfall.
☀️ About 169 hours of sunshine over the month (~6h/day).
🎒 What to pack — jacket or coat · long-sleeve layers
April in Sofia is mild, with average daytime highs around 17°C (62°F) and nighttime lows near 5°C (42°F). Expect roughly 52mm of precipitation spread over about 8 rainy days, with little rainfall.
☀️ About 196 hours of sunshine over the month (~7h/day).
🎒 What to pack — light jacket · layers for cool evenings
May in Sofia is pleasantly warm, with average daytime highs around 21°C (71°F) and nighttime lows near 10°C (50°F). Expect roughly 73mm of precipitation spread over about 10 rainy days, with a moderate amount of rain.
☀️ About 234 hours of sunshine over the month (~8h/day).
🎒 What to pack — light layers · comfortable walking shoes
June in Sofia is warm, with average daytime highs around 25°C (77°F) and nighttime lows near 13°C (56°F). Expect roughly 79mm of precipitation spread over about 9 rainy days, with a moderate amount of rain.
☀️ About 267 hours of sunshine over the month (~9h/day).
🎒 What to pack — light summer clothing · sunscreen and sunglasses
July in Sofia is warm, with average daytime highs around 28°C (82°F) and nighttime lows near 15°C (60°F). Expect roughly 64mm of precipitation spread over about 7 rainy days, with a moderate amount of rain.
☀️ About 313 hours of sunshine over the month (~10h/day).
🎒 What to pack — light summer clothing · sunscreen and sunglasses
August in Sofia is warm, with average daytime highs around 28°C (83°F) and nighttime lows near 15°C (59°F). Expect roughly 55mm of precipitation spread over about 6 rainy days, with little rainfall.
☀️ About 307 hours of sunshine over the month (~10h/day).
🎒 What to pack — light summer clothing · sunscreen and sunglasses
September in Sofia is pleasantly warm, with average daytime highs around 23°C (74°F) and nighttime lows near 11°C (52°F). Expect roughly 53mm of precipitation spread over about 6 rainy days, with little rainfall.
☀️ About 226 hours of sunshine over the month (~8h/day).
🎒 What to pack — light layers · comfortable walking shoes
October in Sofia is mild, with average daytime highs around 18°C (64°F) and nighttime lows near 6°C (43°F). Expect roughly 54mm of precipitation spread over about 6 rainy days, with little rainfall.
☀️ About 166 hours of sunshine over the month (~6h/day).
🎒 What to pack — light jacket · layers for cool evenings
November in Sofia is chilly, with average daytime highs around 11°C (51°F) and nighttime lows near 2°C (35°F). Expect roughly 38mm of precipitation spread over about 6 rainy days, with little rainfall.
☀️ About 107 hours of sunshine over the month (~4h/day).
🎒 What to pack — jacket or coat · long-sleeve layers
December in Sofia is cold, with average daytime highs around 5°C (40°F) and nighttime lows near -2°C (28°F). Expect roughly 40mm of precipitation spread over about 7 rainy days, with little rainfall.
☀️ About 69 hours of sunshine over the month (~2h/day).
🎒 What to pack — warm coat · sweaters and layers · scarf