+34.6500° · +133.9333° · ELEV 0m

Okayama

Japan · Okayama

Monthly weather averages for Okayama, Japan — temperature highs and lows, rainfall, sunshine hours by month, and the best time to visit.

№ 01

Climate Overview

August → January

Okayama has a temperate climate. The warmest month is August (32°C average high) and the coolest is January (9°C).

№ 02

Rainfall by Month

1428 mm / year

Okayama sees 1428 mm of rain a year. The wettest month is July (235 mm); the driest is February (41 mm).

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№ 03

Best Time to Visit

May–June
May–June
14°C – 27°C · 9.2h sun

The best time to visit Okayama is May–June, when temperatures average 14°C–27°C with 9.2 sunshine hours per day.

Some visitors prefer March–April for cooler, drier conditions.

№ 04

Monthly Breakdown

12 months · °C · mm · hours
Monthly climate normals for Okayama, Japan — click a column to sort
January9.3°C-0.1°C43 mm7.4 h07:1117:15
February10.1°C0.2°C41 mm8.1 h06:5017:46
March14.7°C3.8°C94 mm8.8 h06:1518:11
April19.2°C8.4°C135 mm8.9 h05:3318:35
May24.1°C13.8°C115 mm9.6 h05:0218:59
June26.8°C18.2°C177 mm8.8 h04:5019:18
July30.2°C23.2°C235 mm9.4 h05:0119:18
August32.0°C24.4°C181 mm10.1 h05:2418:53
September27.9°C20.2°C185 mm8.3 h05:4618:12
October22.4°C13.2°C107 mm8.3 h06:0917:30
November17.1°C7.3°C63 mm7.9 h06:3717:00
December11.2°C1.8°C52 mm7.4 h07:0316:54

Nearby cities

View monthly climate averages for nearby cities or compare them with Okayama.

Temperature, rainfall and sunshine, month by month.