Sunshine Atlas

Bratislava weather by month & the best time to visit

Slovakia · city break · humid subtropical climate

Bratislava, Slovakia
Bratislava — photo by Arne Müseler, CC BY-SA 4.0 via Wikimedia Commons

The best time to visit Bratislava is September — its sunniest month (Sunshine Score 78/100), with May and June close behind. Bratislava averages about 1,795 hours of sunshine a year. Daytime highs around 23°C / 73°F and roughly 62 mm of rain in September.

When is the best time to visit Bratislava?

For sunshine, the best time to visit Bratislava is September, then May and June. The dullest month is January (0/100, 42 mm of rain). The full month-by-month picture is in the table below.

How sunny is Bratislava?

Bratislava isn't a sunny place by world standards: about 1,795 hours of sunshine a year. 78 Sunshine Score points separate September (78) from January (0), so the month you pick matters. Bratislava is the sunniest of the 4 destinations tracked in Slovakia. The year's 606 mm of rain spreads fairly evenly across the months, with no pronounced dry season.

Sunshine Score by month

January: 0February: 0March: 14April: 62May: 77June: 77July: 77August: 77September: 7878October: 53November: 7December: 0JFMAMJJASOND
MonthScoreDay highNight lowRainUV
January0 2° / 36°F-5° / 23°F 42 mm0
February0 5° / 41°F-3° / 27°F 37 mm1
March14 10° / 50°F0° / 32°F 40 mm2
April62 17° / 63°F5° / 41°F 34 mm4
May77 22° / 72°F11° / 52°F 65 mm5
June77 26° / 79°F15° / 59°F 65 mm5
July77 29° / 84°F17° / 63°F 63 mm5
August77 28° / 82°F16° / 61°F 63 mm5
September78 23° / 73°F11° / 52°F 62 mm3
October53 16° / 61°F6° / 43°F 49 mm2
November7 9° / 48°F2° / 36°F 44 mm1
December0 3° / 37°F-3° / 27°F 42 mm0

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How Bratislava compares month by month: Bratislava vs Vienna · Bratislava vs Budapest · Bratislava vs Brno · all comparisons

Bratislava: questions and answers

What kind of destination is Bratislava?

Bratislava is a city break in Slovakia with a humid subtropical climate.

How many hours of sunshine does Bratislava get a year?

Bratislava gets about 1,795 hours of sunshine a year, at its best around September.

When is the best time to visit Bratislava?

The sunniest time to visit Bratislava is September, when the Sunshine Score peaks at 78/100 (with May and June close behind). Expect daytime highs around 23°C / 73°F.

What is the least sunny month in Bratislava?

January is the least sunny month in Bratislava, scoring 0/100 with about 42 mm of rain.

Is Bratislava the sunniest place in Slovakia?

Yes — with about 1,795 hours of sunshine a year, Bratislava has the most annual sunshine of the 4 Slovakia destinations tracked by Sunshine Atlas.

How strong is the sun in Bratislava?

The typical midday UV index in Bratislava peaks around 5 (moderate) in May, easing to about 0 (low) in January. Month-by-month midday UV values are in the UV column of the table on this page.

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