Latvia · 30-year monthly climate averages
Based on 30 years of climate data, the most comfortable months to visit Riga are June, July and August, when daytime temperatures are agreeable and rainfall is relatively low.
Riga sees its warmest weather in July, when daytime highs average around 24°C, and its coolest in January (around 0°C).
Annual precipitation totals roughly 675mm — July is typically the wettest month (~80mm) and March the driest (~34mm).
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 291 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 | 0° / -4°C | 47mm | 🤔 Fair |
| February | 0° / -5°C | 40mm | 🤔 Fair |
| March | 5° / -2°C | 34mm | 🤔 Fair |
| April | 12° / 3°C | 35mm | 🤔 Fair |
| May | 18° / 8°C | 48mm | 👍 Good |
| June | 21° / 12°C | 65mm | 🌟 Great |
| July | 24° / 15°C | 80mm | 🌟 Great |
| August | 23° / 14°C | 78mm | 🌟 Great |
| September | 17° / 10°C | 67mm | 👍 Good |
| October | 11° / 5°C | 76mm | 🤔 Fair |
| November | 5° / 1°C | 56mm | 🤔 Fair |
| December | 1° / -2°C | 50mm | 🤔 Fair |
January in Riga is freezing, with daytime highs below zero, with average daytime highs around 0°C (32°F) and nighttime lows near -4°C (24°F). Expect roughly 47mm of precipitation spread over about 11 rainy days, with little rainfall.
☀️ About 37 hours of sunshine over the month (~1h/day).
🎒 What to pack — insulated winter coat · thermal layers · gloves and a warm hat
February in Riga is cold, with average daytime highs around 0°C (33°F) and nighttime lows near -5°C (24°F). Expect roughly 40mm of precipitation spread over about 9 rainy days, with little rainfall.
☀️ About 64 hours of sunshine over the month (~2h/day).
🎒 What to pack — warm coat · sweaters and layers · scarf
March in Riga is cold, with average daytime highs around 5°C (41°F) and nighttime lows near -2°C (29°F). Expect roughly 34mm of precipitation spread over about 8 rainy days, with little rainfall.
☀️ About 141 hours of sunshine over the month (~5h/day).
🎒 What to pack — warm coat · sweaters and layers · scarf
April in Riga is chilly, with average daytime highs around 12°C (53°F) and nighttime lows near 3°C (37°F). Expect roughly 35mm of precipitation spread over about 7 rainy days, with little rainfall.
☀️ About 204 hours of sunshine over the month (~7h/day).
🎒 What to pack — jacket or coat · long-sleeve layers
May in Riga is mild, with average daytime highs around 18°C (64°F) and nighttime lows near 8°C (47°F). Expect roughly 48mm of precipitation spread over about 8 rainy days, with little rainfall.
☀️ About 287 hours of sunshine over the month (~10h/day).
🎒 What to pack — light jacket · layers for cool evenings
June in Riga is pleasantly warm, with average daytime highs around 21°C (70°F) and nighttime lows near 12°C (54°F). Expect roughly 65mm of precipitation spread over about 10 rainy days, with a moderate amount of rain.
☀️ About 282 hours of sunshine over the month (~9h/day).
🎒 What to pack — light layers · comfortable walking shoes
July in Riga is pleasantly warm, with average daytime highs around 24°C (75°F) and nighttime lows near 15°C (59°F). Expect roughly 80mm of precipitation spread over about 9 rainy days, with a moderate amount of rain.
☀️ About 291 hours of sunshine over the month (~10h/day).
🎒 What to pack — light layers · comfortable walking shoes
August in Riga is pleasantly warm, with average daytime highs around 23°C (73°F) and nighttime lows near 14°C (57°F). Expect roughly 78mm of precipitation spread over about 10 rainy days, with a moderate amount of rain.
☀️ About 250 hours of sunshine over the month (~8h/day).
🎒 What to pack — light layers · comfortable walking shoes
September in Riga is mild, with average daytime highs around 17°C (63°F) and nighttime lows near 10°C (50°F). Expect roughly 67mm of precipitation spread over about 9 rainy days, with a moderate amount of rain.
☀️ About 167 hours of sunshine over the month (~6h/day).
🎒 What to pack — light jacket · layers for cool evenings
October in Riga is chilly, with average daytime highs around 11°C (51°F) and nighttime lows near 5°C (41°F). Expect roughly 76mm of precipitation spread over about 12 rainy days, with a moderate amount of rain.
☀️ About 96 hours of sunshine over the month (~3h/day).
🎒 What to pack — jacket or coat · long-sleeve layers
November in Riga is cold, with average daytime highs around 5°C (41°F) and nighttime lows near 1°C (34°F). Expect roughly 56mm of precipitation spread over about 11 rainy days, with little rainfall.
☀️ About 36 hours of sunshine over the month (~1h/day).
🎒 What to pack — warm coat · sweaters and layers · scarf
December in Riga is cold, with average daytime highs around 1°C (35°F) and nighttime lows near -2°C (28°F). Expect roughly 50mm of precipitation spread over about 11 rainy days, with little rainfall.
☀️ About 24 hours of sunshine over the month (~1h/day).
🎒 What to pack — warm coat · sweaters and layers · scarf