The Frontier Gazette & Almanack
“Fair Warning for Every Town Under the Sky” · Est. 1881
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Prague Weather in September

Prague in September

The short of it: Prague in September averages a high of 20 °C (69 °F) and a low of 11 °C (52 °F), with 42 mm (1.7 in) of rain and about 12 h 32 min of daylight. Rated 5 of 5 for a visit; the best months are September and April. Source: TerraClimate climate normals, 1991–2020.

Average high 20° · low 11° · rain 42 mm · daylight 12 h 32 min

✦✦✦✦✦ Recommended for a visit · best months: September & April

Thirty years of records give Prague an average September high of 20°, a low of 11° and some 42 mm of rain. The year turns hard here: highs drop 6° from August to about 20°, with nights near 11°. Rain is modest, about 42 mm, the 5th wettest month.

The sun is up for about 12 h 32 min in mid-September, 116 minutes less than a month before.

For the traveller: pack light clothes and a jacket for the evening. The Almanac rates September 5 of 5 for a visit; it is the best month of the year to come.

Against its neighbours, Prague runs warmer than most and wetter than most in September. Nové Město, 1 km to the S, sees much the same highs.

September in Prague, by the numbers

Warmth rank
5th warmest of 12
Rain rank
5th wettest of 12
Versus August
6° colder, 23 mm less rain
Versus October
6° warmer
Day–night spread
9°
Snow season
Dec–Feb
Daylight, mid-month
12 h 32 min
Average wind
9 km/h

Neighbouring Towns

September averages · distance by the crow’s flight
TownDistanceHighLowRain
Nové MěstoPrague1 km S20°11°42 mm
SmíchovPrague2 km SSW20°11°42 mm
ŽižkovPrague2 km ESE20°11°42 mm
Královské VinohradyPrague2 km SE20°11°42 mm
DejvicePrague3 km WNW20°11°42 mm
HolešovicePrague3 km NE20°11°42 mm
NuslePrague3 km SSE20°11°42 mm
VršovicePrague4 km SE20°11°42 mm

The Almanac · Prague Month by Month

Climate normals 1991–2020 · pick a month
PrecipitationAverage highAverage low
Recommended
The Almanac Speaks
September
✦✦✦✦✦

The year turns hard here: highs drop 6° from August to about 20°, with nights near 11°. Rain is modest, about 42 mm, the 5th wettest month.

Climate of Prague by month
MonthHighLowRainWindDaylightVisit
January4°-1°25 mm12 km/h8 h 31 min✦✦✦
February6°0°21 mm12 km/h10 h 0 min✦✦✦
March10°2°30 mm12 km/h11 h 43 min✦✦✦
April16°6°21 mm10 km/h13 h 42 min✦✦✦✦✦
May21°10°69 mm10 km/h15 h 24 min✦✦✦✦
June24°14°65 mm9 km/h16 h 21 min✦✦✦✦
July26°16°75 mm9 km/h15 h 58 min✦✦✦
August26°15°65 mm8 km/h14 h 28 min✦✦✦✦
September20°11°42 mm9 km/h12 h 32 min✦✦✦✦✦
October14°7°34 mm9 km/h10 h 37 min✦✦✦✦
November8°3°28 mm9 km/h8 h 56 min✦✦✦
December5°0°24 mm10 km/h8 h 5 min✦✦✦

Questions Readers Ask about Prague in September

Answered from the wire & the Almanac

What is the weather like in Prague in September?

Days average 20 °C (69 °F) and nights 11 °C (52 °F), with about 42 mm (1.7 in) of rain over the month. The year turns hard here: highs drop 6° from August to about 20°, with nights near 11°. Rain is modest, about 42 mm, the 5th wettest month.

Is September a good time to visit Prague?

The Almanac gives September 5 of 5 (recommended). It is the best month of the year to visit.

How long are the days in Prague in September?

In mid-September the sun is up for about 12 h 32 min. The days are shortening — from 8 h 5 min in December to 16 h 21 min in June.

Does it snow in Prague in September?

Hardly — September nights average 11 °C (52 °F), above freezing.

What should I pack for Prague in September?

Light clothes and a jacket for the evening.

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The Editor’s Remark

“Weather is the only news that never grows stale. Each morning the sky writes its own front page, and we at Wanted Weather are but its telegraph operators.”— J. Whitmore, Editor
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