Weather in Brno - 14-day forecast

Detailed weather forecast for Brno, Czech Republic: daytime and night temperature, rain, sunrise and sunset - today and for the next two weeks.

Forecast for the next days in Brno

today🌧️ 20°💧 1.1 mm

Thu🌤️ 21°💧 0.2 mm

Fri🌤️ 26°💧 0.2 mm

Sat☀️ 25°💧 0.1 mm

Sun☀️ 27°💧 0.6 mm

Mon🌧️ 28°💧 0.2 mm

Tue🌧️ 19°💧 0.4 mm

Wed🌧️ 23°💧 3.6 mm

⚠️ Weather warnings - Brno

✅ No active weather warnings for Brno (region: Jihomoravský). The national weather service is not forecasting dangerous conditions.

14-day forecast - Brno

📅 Brno 30 & 45-day weather - long-range outlook

Next 16 days · forecast

26°

around 18° at night · days with rain: 6

Weeks 3-4 · avg for July

28°

around 15° at night · rain chance 49%

Weeks 5-7 · avg for August

27°

around 15° at night · rain chance 38%

The 30 & 45-day outlook for Brno: the next 16 days are a numerical forecast updated daily - on average 26° by day and 18° at night. Further out we rely on multi-year climate averages: around 28° in July, and about 27° in August. Forecasts beyond two weeks are indicative only.

Day-by-day forecast for Brno

Wednesday8 July 2026

🌧️20°light rain

sunrise 04:57 · sunset 20:59 · night 17° · evening 23° · rain 1.12 mm · humidity 29% · wind 7 m/s · clouds 40%

Thursday9 July 2026

🌤️21°scattered clouds

sunrise 04:58 · sunset 20:59 · night 15° · evening 24° · rain 0.21 mm · humidity 30% · wind 5 m/s · clouds 47%

Friday10 July 2026

🌤️26°scattered clouds

sunrise 04:59 · sunset 20:58 · night 16° · evening 27° · rain 0.24 mm · humidity 31% · wind 6 m/s · clouds 25%

Saturday11 July 2026

☀️25°clear sky

sunrise 05:00 · sunset 20:57 · night 17° · evening 27° · rain 0.12 mm · humidity 34% · wind 5 m/s · clouds 1%

Sunday12 July 2026

☀️27°clear sky

sunrise 05:01 · sunset 20:57 · night 18° · evening 29° · rain 0.63 mm · humidity 33% · wind 4 m/s · clouds 2%

Monday13 July 2026

🌧️28°light rain

sunrise 05:02 · sunset 20:56 · night 15° · evening 27° · rain 0.15 mm · humidity 35% · wind 7 m/s · clouds 4%

Tuesday14 July 2026

🌧️19°light rain

sunrise 05:03 · sunset 20:55 · night 16° · evening 19° · rain 0.36 mm · humidity 60% · wind 5 m/s · clouds 52%

Wednesday15 July 2026

🌧️23°light rain

sunrise 05:04 · sunset 20:54 · night 17° · evening 24° · rain 3.63 mm · humidity 65% · wind 3 m/s · clouds 99%

Thursday16 July 2026

☀️27°clear sky

sunrise 05:05 · sunset 20:53 · night 21° · evening 33° · rain 7.8 mm · humidity 42% · wind 4 m/s · clouds 5%

Friday17 July 2026

🌧️28°moderate rain

sunrise 05:06 · sunset 20:52 · night 18° · evening 26° · rain 4.02 mm · humidity 50% · wind 5 m/s · clouds 65%

Saturday18 July 2026

🌧️26°moderate rain

sunrise 05:07 · sunset 20:51 · night 20° · evening 29° · rain 3.54 mm · humidity 48% · wind 4 m/s · clouds 100%

Sunday19 July 2026

☀️30°clear sky

sunrise 05:09 · sunset 20:50 · night 21° · evening 32° · rain 4.2 mm · humidity 28% · wind 4 m/s · clouds 2%

Monday20 July 2026

☀️30°clear sky

sunrise 05:10 · sunset 20:49 · night 24° · evening 35° · humidity 31% · wind 5 m/s · clouds 38%

Tuesday21 July 2026

🌧️29°light rain

sunrise 05:11 · sunset 20:48 · night 16° · evening 35° · rain 0.57 mm · humidity 40% · wind 6 m/s · clouds 1%

Wednesday22 July 2026

☀️26°clear sky

sunrise 05:12 · sunset 20:47 · night 16° · evening 23° · humidity 35% · wind 6 m/s · clouds 7%

Thursday23 July 2026

☀️24°clear sky

sunrise 05:13 · sunset 20:46 · night 22° · evening 27° · humidity 37% · wind 4 m/s

☀️ UV index in Brno - is it safe to sunbathe?

Today the UV index in Brno is 7 (high) - unprotected fair skin can burn in about 30 minutes. SPF 30-50, a hat and sunglasses are a must. Better stay in shade between 11:00 and 15:00.

🌿 Pollen in Brno - info for allergy sufferers

Today grasses pollen is highest in Brno - about 29 grains/m³, moderate level. Most allergy sufferers should not feel strong symptoms. Pollen levels are a CAMS model forecast and are indicative.

Air quality and smog in Brno

Air quality in Brno is currently very good. Fine particulate PM2.5: 4 µg/m³, PM10: 5.2 µg/m³.

City	PM2.5 (µg/m³)	PM10 (µg/m³)	Air quality
Praga	5.5	7.9	very good
Plzeň	5.4	8	very good
Ostrawa	5.3	6.3	very good
Olomuniec	4.4	5.7	very good
Brno	4	5.2	very good

Based on PM2.5 thresholds. Station readings, updated daily (last reading: 2026-07-08, 03:00).

Brno weather through the year

Warmest, driest months on average: April, May, June, July.

🎉 Public holidays in Brno - when are the long weekends?

Next long weekend in Brno: St. Wenceslas Day (28 September, Monday) - Saturday–Monday (3 days off).

28 SeptemberMonday

St. Wenceslas Day

🎈 long weekend

28 OctoberWednesday

Independent Czechoslovak State Day

17 NovemberTuesday

Struggle for Freedom and Democracy Day

🎈 long weekend + bridge day

24 DecemberThursday

Christmas Eve

🎈 long weekend + bridge day

25 DecemberFriday

Christmas Day

🎈 long weekend

26 DecemberSaturday

St. Stephen's Day

falls on a weekend

1 JanuaryFriday 2027

New Year's Day

🎈 long weekend

26 MarchFriday 2027

Good Friday

🎈 long weekend

29 MarchMonday 2027

Easter Monday

🎈 long weekend

1 MaySaturday 2027

Labour Day

falls on a weekend

8 MaySaturday 2027

Liberation Day

falls on a weekend

5 JulyMonday 2027

Saints Cyril and Methodius Day

🎈 long weekend

Public holidays (statutory days off) - shops, offices and some attractions may be closed. A "bridge day" is a workday between a holiday and the weekend worth taking as leave.

Nearby places

Vienna

FAQ - Brno weather

What is the weather like in Brno today?

Today it is about 20° during the day and 17° at night, light rain.

How far ahead can I check the forecast for Brno?

This page shows a detailed 14-day forecast plus the long-term monthly climate, so you can plan both a short trip and a holiday months ahead.