Weather by month for Prague, the best months to go and how Czechia's regions differ, scored from 10 years of climate data.
Jun, Jul, Aug, Sep
The highest month scores: comfortable temperatures, little rain and plenty of sun.
Highs 21°C to 26°C · 9–12 rain days
Apr, May
Still good weather, just not quite the top months.
Highs 15°C to 20°C · 10–12 rain days
Jan, Feb, Mar, Nov, Dec
The weakest weather of the year: too hot, too cold or too wet.
Highs 4°C to 10°C · 10–12 rain days
Weather by month
Average highs and lows, rain days, sunshine and our month score out of 10.
| Month | High / low | Rain days | Sunshine | Score |
|---|---|---|---|---|
| January | 4°C / -2°C | 12 days (40 mm) | 4.0 h/day | 1.6/10 |
| February | 7°C / -1°C | 10 days (41 mm) | 5.8 h/day | 2.5/10 |
| March | 10°C / 1°C | 10 days (37 mm) | 7.7 h/day | 3.9/10 |
| April | 15°C / 4°C | 10 days (40 mm) | 9.6 h/day | 6.3/10 |
| May | 20°C / 9°C | 12 days (66 mm) | 10.7 h/day | 7.5/10 |
| Best month: June | 25°C / 14°C | 12 days (75 mm) | 12.3 h/day | 7.7/10 |
| Best month: July | 26°C / 16°C | 11 days (61 mm) | 12.4 h/day | 7.7/10 |
| Best month: August | 26°C / 16°C | 11 days (81 mm) | 10.8 h/day | 7.9/10 |
| Best month: September | 21°C / 11°C | 9 days (56 mm) | 9.1 h/day | 8.2/10 |
| October | 15°C / 7°C | 11 days (53 mm) | 6.4 h/day | 5.9/10 |
| November | 9°C / 2°C | 10 days (44 mm) | 4.3 h/day | 2.2/10 |
| December | 5°C / 0°C | 11 days (45 mm) | 3.9 h/day | 1.6/10 |
Figures for Prague; the country's best months are weighted across its cities. Best months are highlighted. How we score months
Month by month
4°C / -2°C · 12 rain days · 4.0 h sun
Prague is cold in January, with highs of 4°C and lows of -1.8°C. Rain or snow falls on about 12 days, and sunshine is scarce at just 4 hours a day. The low score reflects this tough, grey weather, though the New Year's Day holiday brings its own quiet charm to the streets.
7°C / -1°C · 10 rain days · 5.8 h sun
Temperatures creep up slightly to a high of 7°C, but nights still dip below freezing at -0.9°C. With 10 rain days and under 6 hours of sun, this remains a weak month for travel, scoring only 2.5 out of 10.
10°C / 1°C · 10 rain days · 7.7 h sun
Spring starts to show with highs of 10°C, though lows near freezing at 0.9°C keep a chill in the air. Rain falls on about 10 days and sun hours rise to 7.7. The score of 3.9 still marks this as a weak shoulder month.
15°C / 4°C · 10 rain days · 9.6 h sun
April brings a real shift, with highs of 15°C and lows of 4°C. Rain days drop to 9.7 and sunshine rises to 9.6 hours. The score jumps to 6.3, a good month, helped by Easter holidays including Good Friday and Easter Monday in 2026.
20°C / 9°C · 12 rain days · 10.7 h sun
May is one of the best months to visit, scoring 7.5. Highs reach 19.5°C and lows sit at 9.1°C, though rain increases to 66mm over almost 12 days. Labour Day and Liberation Day both fall in May.
25°C / 14°C · 12 rain days · 12.3 h sun
Summer arrives with highs of 25°C and lows of 14°C. Rain is frequent, with 12 days and 75mm of total rainfall, but over 12 hours of daily sun balance this out. June scores 7.7, among the best months.
26°C / 16°C · 11 rain days · 12.4 h sun
July is warm and sunny, with highs of 26°C and 12.4 hours of sun daily. Rain days drop slightly to 10.8, though 61mm still falls. This is one of the best months, scoring 7.7, and includes the Saints Cyril and Methodius Day and Jan Hus Day holidays.
26°C / 16°C · 11 rain days · 10.8 h sun
August stays warm with a high of 26°C and low of 15.7°C. It is the wettest month, with 81mm of rain over 10.6 days, but sunshine still averages 10.8 hours. The score of 7.9 keeps it among the best months to visit.
21°C / 11°C · 9 rain days · 9.1 h sun
September is the top-scoring month at 8.2. Highs cool to 21°C and rain days drop to 8.5, the lowest of the year. Sunshine holds at 9.1 hours, and St. Wenceslas Day falls near the end of the month.
15°C / 7°C · 11 rain days · 6.4 h sun
Autumn brings highs of 15°C and lows of 7°C, with rain on about 11 days. Sunshine falls to 6.4 hours as days shorten. The score of 5.9 makes this an ok month, with Independent Czechoslovak State Day on October 28.
9°C / 2°C · 10 rain days · 4.3 h sun
November turns cold and grey, with highs of just 8.5°C and only 4.3 hours of sun. Rain falls on nearly 10 days. The low score of 2.2 reflects this dim, damp stretch, though the Struggle for Freedom and Democracy Day holiday falls on the 17th.
5°C / 0°C · 11 rain days · 3.9 h sun
December is cold, with highs of 5.3°C and lows near freezing at 0.1°C. Sun hours drop to the year's lowest at 3.9, while rain or snow falls on about 11 days. The score of 1.6 marks tough weather, though Christmas Eve, Christmas Day, and St. Stephen's Day bring holiday atmosphere to the cold streets.
By trip type
City sightseeing
June to September are the best months for exploring Prague and other Czech cities. Highs run from 21°C in September to 26.2°C in July, with up to 12.4 hours of sun a day in July, giving long daylight hours for sightseeing on foot.
Hiking & nature
April and September work well for hiking. April brings mild highs of 14.8°C and lows near 4.3°C, while September offers warmer days at 21.1°C with fewer rain days (8.5) than the summer months, making trails less muddy and more comfortable.
Events calendar
Public holidays: New Year's Day (1 Jan)
Public holidays: Good Friday (3 Apr), Easter Monday (6 Apr)
Public holidays: Labour Day (1 May), Liberation Day (8 May)
Public holidays: Saints Cyril and Methodius Day (5 Jul), Jan Hus Day (6 Jul)
Public holidays: St. Wenceslas Day (28 Sep)
Public holidays: Independent Czechoslovak State Day (28 Oct)
Public holidays: Struggle for Freedom and Democracy Day (17 Nov)
Public holidays: Christmas Eve (24 Dec), Christmas Day (25 Dec), St. Stephen's Day (26 Dec)
Keep planning
FAQ
Yes, August scores 7.9 out of 10 and is one of the best months to visit. Days are warm, with highs around 26°C and lows near 16°C. Rain is likely on about 11 days, and August brings the most monthly rain at 81mm, so pack for the odd shower even on a warm trip.
Yes, September is the top-scoring month at 8.2 out of 10. Highs average 21°C and lows 11°C, which feels comfortable for walking around cities. Rain falls on about 8.5 days, fewer than most of the year, and sunshine still averages 9.1 hours a day.
No, January scores just 1.6 out of 10, the lowest of the year. Highs only reach 3.8°C and lows drop to -1.8°C, with just 4 hours of sun a day. Rain or snow falls on nearly 12 days, making it the darkest, coldest stretch of the year.
Yes, May scores 7.5 out of 10 and counts as one of the best months. Highs reach 19.5°C and lows 9.1°C, giving mild spring weather. Rain falls on about 12 days with 66mm total, so some wet days are likely, but sunshine hours climb to 10.7 a day.
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