Brno weather in January

January in Brno: freezing, a little rain, with clean air — one of the weakest months to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Brno🇨🇿 Czechia · Central Europe · City42
  1. 42Jan
  2. 55Feb
  3. 68Mar
  4. 78Apr
  5. 85May
  6. 92Jun
  7. 87Jul
  8. 89Aug
  9. 83Sep
  10. 72Oct
  11. 58Nov
  12. 45Dec

#12 of 12 months in Brno · #1258 of 1413 destinations to visit in January · comfort 42/100 (tier F)

Days
3°C
Nights
-3°C
Wet days
10
Sun
4.1 h
Humidity
83%
Daylight
9 h
Brno, Czechia
Photo: Ignat Arapov · Pexels

Traveller notes on Brno in January

Other months in Brno

Forum posters describe December across the Czech Republic as capable of real cold but generally mild enough winter overall that it wouldn't stop hours of walking, with heavy snow before Christmas described as unusual though genuinely possible. Posters consistently recommend layers, a proper coat, scarf, hat and gloves, plus good walking shoes, while noting snow boots or a heavy parka usually aren't necessary. Posters specifically flag Brno's Christmas markets as starting around November 22-23rd and highlight the city's past recognition as European Capital of Christmas, with markets that stay noticeably less crowded than the bigger, more famous ones in Vienna or Prague. Posters generally rate December as a genuinely good, atmospheric time to visit Brno, cold weather included.
Tripadvisor community · December · 1 month ago · Read more on Tripadvisor ↗
Forum posters describe early June as likely warm with a real chance of at least some rainy days, and June through September broadly as a stretch where rain and grey overcast skies show up more often than visitors expect - highs in the 30sC aren't unusual by height of summer, with evening storms rolling through every few days. The clear upside posters raise for June specifically: it beats the bigger July-August crowds while still bringing decent warmth. For families, Brno gets called out as especially kid-friendly, with the Villa Tugendhat, the ossuary and the Brno Zoo named as reliable options regardless of what the sky does that day.
Tripadvisor community · June · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Brno's card on the map.

Brno climate normals — January

Daytime high3°C / 37°F🥶 freezing
Nighttime low-3°C / 26°F
Feels like (high)-1°C / 30°F
Rainfall33 mm / 1.3 in🌦 some rain
Rainy days10 days
Humidity83%💦 very humid
Dew point-3°C / 27°F
Sunshine4.1 h/day
Daylight8.7 h
Wind17 km/h / 11 mph
Snowfall12 cm / 4.7 in
Air quality (US AQI)35🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Brno in January

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

BusyChristmas holidays in Czechia, school holidays in 7 of the markets that fill it(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Brno's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Toughest weatherBrno's weather peaks June–August.

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Best weatherFair weatherToughest weather

Nearby, and something's on

Within 300 km of Brno — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Brno?

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Brno in January — FAQ

Is January a good time to visit Brno?
January in Brno: freezing, a little rain, with clean air — one of the weakest months to visit. It ranks #12 of 12 months for Brno on SeasonMap's comfort score (42/100).
What is the weather like in Brno in January?
In January, Brno averages a daily high of 2.6°C and a low of -3.1°C, with about 33.4 mm of rain over roughly 9.5 rainy days.
What is the air quality in Brno in January?
Brno has a mean US Air Quality Index of about 35 in January.
Does it snow in Brno in January?
Brno sees roughly 12 cm of snowfall in January.

Within 300 km: Vienna's Ball season around 8 Jan – 20 Feb, and Prague's Christmas markets around 28 Nov – 6 Jan.