Kumagaya Historic Weather Records

Analyse hottest, coldest, windiest & wettest days

Kumagaya Weather Trend Graph


Temperature (°C)
.
Months
Max Temp.
Historic Max Temp.
Min Temp.
Historic Min Temp.

Yearly Summary 2026


39°C
Highest Temp
22 Jul. 26

-3°C
Lowest Temp
9 Feb. 26


Seasonal Breakdown

Hottest MonthJuly32.36°C

Coldest MonthJanuary1.83°C

Wettest MonthJune9.69mm

Windiest MonthMay18.68km/h

Frequently Asked Questions


1. What is the hottest month in Kumagaya historically?

August is historically Kumagaya's hottest month, with average maximum temperatures around 32°C. During peak heatwave events, the highest recorded temperatures have reached 40°C on 2025-08-05.

2. What is the coldest month in Kumagaya historically?

January is Kumagaya's coldest month, with average minimum temperatures around 0°C. The all-time record low of -10°C was recorded on 2018-01-25.

3. What is the average annual rainfall in Kumagaya over the past 17 years?

Kumagaya's average annual rainfall is approximately 1566.04mm, based on records spanning 17 years.

4. How many rainy days does Kumagaya experience on average per year?

Kumagaya historically records approximately 194.8 rainy days per year. September has the highest number of rain days at an average of 22.5 days.

5. What is the all-time highest temperature ever recorded in Kumagaya?

The all-time highest temperature recorded in Kumagaya is 40°C on 2025-08-05.

6. What is the all-time lowest temperature ever recorded in Kumagaya?

The all-time lowest temperature recorded in Kumagaya is -10°C on 2018-01-25.

7. What is the windiest time of year in Kumagaya historically?

Kumagaya experiences its strongest winds during March. The historic gust record of 58 kph was recorded on 2018-10-01.

8. What is the highest and lowest humidity in Kumagaya during a year?

Usually, Kumagaya's humidity peaks in September at around 72.2% and drops to its lowest in January at approximately 53.9%.