Austria · 30-year monthly climate averages
Based on 30 years of climate data, the most comfortable months to visit Graz are May, June and September, when daytime temperatures are agreeable and rainfall is relatively low.
Graz sees its warmest weather in July, when daytime highs average around 26°C, and its coolest in January (around 3°C).
Annual precipitation totals roughly 841mm — August is typically the wettest month (~126mm) and January the driest (~19mm).
A distinctly wetter period runs from June to August — 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 | 3° / -6°C | 19mm | 🤔 Fair |
| February | 7° / -5°C | 29mm | 🤔 Fair |
| March | 11° / -1°C | 34mm | 🤔 Fair |
| April | 17° / 4°C | 54mm | 👍 Good |
| May | 20° / 8°C | 89mm | 🌟 Great |
| June | 25° / 13°C | 114mm | 🌟 Great |
| July | 26° / 14°C | 118mm | 👍 Good |
| August | 25° / 13°C | 126mm | 👍 Good |
| September | 21° / 9°C | 96mm | 🌟 Great |
| October | 15° / 5°C | 67mm | 👍 Good |
| November | 9° / 1°C | 55mm | 🤔 Fair |
| December | 3° / -4°C | 42mm | 🤔 Fair |
January in Graz is cold, with average daytime highs around 3°C (38°F) and nighttime lows near -6°C (22°F). Expect roughly 19mm of precipitation spread over about 4 rainy days, and rain is rare.
🎒 What to pack — warm coat · sweaters and layers · scarf
February in Graz is cold, with average daytime highs around 7°C (45°F) and nighttime lows near -5°C (23°F). Expect roughly 29mm of precipitation spread over about 4 rainy days, with little rainfall.
🎒 What to pack — warm coat · sweaters and layers · scarf
March in Graz is chilly, with average daytime highs around 11°C (52°F) and nighttime lows near -1°C (31°F). Expect roughly 34mm of precipitation spread over about 5 rainy days, with little rainfall.
🎒 What to pack — jacket or coat · long-sleeve layers
April in Graz is mild, with average daytime highs around 17°C (62°F) and nighttime lows near 4°C (39°F). Expect roughly 54mm of precipitation spread over about 8 rainy days, with little rainfall.
🎒 What to pack — light jacket · layers for cool evenings
May in Graz is pleasantly warm, with average daytime highs around 20°C (69°F) and nighttime lows near 8°C (47°F). Expect roughly 89mm of precipitation spread over about 11 rainy days, with a moderate amount of rain.
🎒 What to pack — light layers · comfortable walking shoes
June in Graz is pleasantly warm, with average daytime highs around 25°C (76°F) and nighttime lows near 13°C (55°F). Expect roughly 114mm of precipitation spread over about 11 rainy days, and this is one of the wetter months.
🎒 What to pack — light layers · comfortable walking shoes · compact umbrella or rain jacket
July in Graz is warm, with average daytime highs around 26°C (78°F) and nighttime lows near 14°C (56°F). Expect roughly 118mm of precipitation spread over about 10 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 Graz is warm, with average daytime highs around 25°C (77°F) and nighttime lows near 13°C (56°F). Expect roughly 126mm of precipitation spread over about 10 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 Graz is pleasantly warm, with average daytime highs around 21°C (70°F) and nighttime lows near 9°C (49°F). Expect roughly 96mm of precipitation spread over about 8 rainy days, with a moderate amount of rain.
🎒 What to pack — light layers · comfortable walking shoes
October in Graz is mild, with average daytime highs around 15°C (59°F) and nighttime lows near 5°C (40°F). Expect roughly 67mm of precipitation spread over about 7 rainy days, with a moderate amount of rain.
🎒 What to pack — light jacket · layers for cool evenings
November in Graz is chilly, with average daytime highs around 9°C (48°F) and nighttime lows near 1°C (33°F). Expect roughly 55mm of precipitation spread over about 7 rainy days, with little rainfall.
🎒 What to pack — jacket or coat · long-sleeve layers
December in Graz is cold, with average daytime highs around 3°C (38°F) and nighttime lows near -4°C (24°F). Expect roughly 42mm of precipitation spread over about 5 rainy days, with little rainfall.
🎒 What to pack — warm coat · sweaters and layers · scarf