ClimateAverages

Chichibu Climate

Saitama, Japan · population 58,507 · 69 weather stations within 200 km · records 1825 to 2025

Average annual daytime high
16.7°C
Warmest month · August
27.9°C
Typical daytime high
Coldest month · January
-4.5°C
Typical overnight low

Chichibu has an average annual daytime high of 16.7°C, based on the 1951 to 1980 baseline. Its warmest month is August, when highs typically reach 27.9°C, and its coldest is January, with overnight lows near -4.5°C.

Month by month averages

MonthAvg highAvg low
January6.1°C-4.5°CColdest
February6.7°C-3.9°C
March10.0°C-0.5°C
April16.0°C5.4°C
May20.5°C10.2°C
June22.8°C14.8°C
July26.4°C18.9°C
August27.9°C20.0°CWarmest
September23.5°C16.0°C
October17.9°C9.3°C
November13.6°C3.7°C
December8.9°C-1.6°C

Temperature range across the year

-6°3°12°21°30°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2023
+2.2°C vs. 1951–1980
Coldest year on record
1845
-2.2°C vs. 1951–1980

These figures reflect annual averages, not single-day records. Daily observations are outside this dataset's precision.

Is Chichibu getting hotter?

Since 1900, Chichibu's average temperature has risen by +2.9°C. Compared to the earliest station records that begin in 1825, warming totals +2.6°C.

10.9°11.8°12.6°13.4°14.3°1951–1980 baseline190019251950197520002025

20-year smoothed annual temperature reconstructed from station anomalies. Dashed line: 1951–1980 baseline.

Best time to visit
April to October

Daytime highs sit within a comfortable 15°C to 26°C range.

FAQ

What is the average temperature in Chichibu?

Chichibu's average annual daytime high is 16.7°C, based on the 1951 to 1980 baseline period. The warmest month is August, with highs averaging 27.9°C, and the coldest is January, with lows averaging -4.5°C.

What is the warmest month in Chichibu?

August is the warmest month in Chichibu, with typical daytime highs of 27.9°C.

What is the hottest year on record for Chichibu?

2023 is the hottest year on record for Chichibu, running +2.2°C above the 1951 to 1980 baseline.

Is Chichibu getting hotter?

Yes. Since 1900, Chichibu has warmed by roughly +2.9°C.

When is the best time to visit Chichibu?

April to October typically offers the most comfortable daytime highs, in the 15°C to 26°C range.

Nearby cities

Baseline period 1951 to 1980. Monthly averages are the mean of station observations weighted by proximity. Warming trend is the 20-year smoothed anomaly against that baseline.