Otsu Historic Weather Records

Analyse hottest, coldest, windiest & wettest days

Otsu Weather Trend Graph


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

Yearly Summary 2026


37°C
Highest Temp
24 Jul. 26

-3°C
Lowest Temp
23 Jan. 26


Seasonal Breakdown

Hottest MonthAugust33.83°C

Coldest MonthJanuary0.33°C

Wettest MonthJune9.39mm

Windiest MonthJanuary18.83km/h

Frequently Asked Questions


1. What is the hottest month in Otsu historically?

August is historically Otsu's hottest month, with average maximum temperatures around 32°C. During peak heatwave events, the highest recorded temperatures have reached 37°C on 2018-08-05.

2. What is the coldest month in Otsu historically?

January is Otsu's coldest month, with average minimum temperatures around 0°C. The all-time record low of -8°C was recorded on 2023-01-25.

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

Otsu's average annual rainfall is approximately 1788.4mm, based on records spanning 17 years.

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

Otsu historically records approximately 199.1 rainy days per year. July has the highest number of rain days at an average of 23.1 days.

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

The all-time highest temperature recorded in Otsu is 37°C on 2018-08-05.

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

The all-time lowest temperature recorded in Otsu is -8°C on 2023-01-25.

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

Otsu experiences its strongest winds during March. The historic gust record of 68.8 kph was recorded on 2018-09-04.

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

Usually, Otsu's humidity peaks in July at around 78.8% and drops to its lowest in April at approximately 71.4%.