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Weather & Climate

Tomakomai, Hokkaidō, Japan

Overview

Climate data and monthly weather averages for Tomakomai.

Key Metrics

Annual Avg
8.1°C
Summer Avg
17.6°C
Winter Avg
-2.1°C
Record High
27.5°C
Record Low
-14.1°C
Annual Precipitation
1225.4 mm
Avg Humidity
84%
Summer Humidity
89%
Winter Humidity
84%

Monthly Averages

MonthHigh (°C)Avg (°C)Low (°C)Rain (mm)Humidity (%)Sunshine (h)Wind (kph)
Jan6.2°-3°-14.1°66.685%5075.2
Feb-3°-13.7°5883%6870.1
Mar9.8°0.3°-12.5°64.281%11264.4
Apr18.1°4.7°-2.9°74.483%13966.7
May20.6°9.6°-0.2°94.285%15859.3
Jun26°14.2°9688%14856.1
Jul26°18.2°10.4°141.790%13850.1
Aug27.5°20.4°12.8°171.788%13185.9
Sep26.4°18.1°9.2°143.483%11397.5
Oct20.9°12.5°2.4°116.379%8767.4
Nov17.1°-4.5°10581%5270.7
Dec12.3°-0.2°-10.5°93.984%4170

Frequently Asked Questions

Sources: NASA POWER · Last updated: 2025

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