Graz weather by month & the best time to visit
Austria · regional city · humid subtropical climate
The best time to visit Graz is May — its sunniest month (Sunshine Score 74/100), with September and June close behind. Graz averages about 1,953 hours of sunshine a year. Daytime highs around 21°C / 70°F and roughly 90 mm of rain in May.
When is the best time to visit Graz?
For sunshine, the best time to visit Graz is May, then September and June. The dullest month is January (0/100, 32 mm of rain). The full month-by-month picture is in the table below.
How sunny is Graz?
Graz gets a moderate 1,953 hours of sunshine a year. 74 Sunshine Score points separate May (74) from January (0), so the month you pick matters. Graz is the sunniest of the 6 destinations tracked in Austria. The year's 833 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 0 | 3° / 37°F | -4° / 25°F | 32 mm | 1 |
| February | 0 | 5° / 41°F | -3° / 27°F | 40 mm | 1 |
| March | 14 | 10° / 50°F | 0° / 32°F | 43 mm | 2 |
| April | 54 | 16° / 61°F | 5° / 41°F | 52 mm | 4 |
| May | 74 | 21° / 70°F | 10° / 50°F | 90 mm | 5 |
| June | 71 | 25° / 77°F | 14° / 57°F | 104 mm | 6 |
| July | 70 | 28° / 82°F | 16° / 61°F | 107 mm | 6 |
| August | 70 | 27° / 81°F | 16° / 61°F | 110 mm | 5 |
| September | 72 | 21° / 70°F | 10° / 50°F | 96 mm | 4 |
| October | 53 | 16° / 61°F | 5° / 41°F | 61 mm | 2 |
| November | 7 | 9° / 48°F | 1° / 34°F | 56 mm | 1 |
| December | 0 | 4° / 39°F | -3° / 27°F | 42 mm | 1 |
Nearest destinations
Head-to-head
How Graz compares month by month: Graz vs Vienna · Graz vs Zagreb · Graz vs Ljubljana · all comparisons
Graz: questions and answers
What kind of destination is Graz?
Graz is a regional city in Austria at 335 m elevation with a humid subtropical climate.
How many hours of sunshine does Graz get a year?
Graz gets about 1,953 hours of sunshine a year, at its best around May.
When is the best time to visit Graz?
The sunniest time to visit Graz is May, when the Sunshine Score peaks at 74/100 (with September and June close behind). Expect daytime highs around 21°C / 70°F.
What is the least sunny month in Graz?
January is the least sunny month in Graz, scoring 0/100 with about 32 mm of rain.
Is Graz the sunniest place in Austria?
Yes — with about 1,953 hours of sunshine a year, Graz has the most annual sunshine of the 6 Austria destinations tracked by Sunshine Atlas.
How strong is the sun in Graz?
The typical midday UV index in Graz peaks around 6 (high) in June, easing to about 1 (low) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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