Oyama Historic Weather Records

Analyse hottest, coldest, windiest & wettest days

Oyama Weather Trend Graph


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

Yearly Summary 2026


29°C
Highest Temp
23 Jul. 26

2°C
Lowest Temp
9 Feb. 26


Seasonal Breakdown

Hottest MonthAugust27.39°C

Coldest MonthJanuary6.11°C

Wettest MonthJune15.82mm

Windiest MonthJanuary40.38km/h

Frequently Asked Questions


1. What is the hottest month in Oyama historically?

August is historically Oyama's hottest month, with average maximum temperatures around 29°C. During peak heatwave events, the highest recorded temperatures have reached 33°C on 2010-08-17.

2. What is the coldest month in Oyama historically?

January is Oyama's coldest month, with average minimum temperatures around 5°C. The all-time record low of -2°C was recorded on 2018-01-25.

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

Oyama's average annual rainfall is approximately 1744.3mm, based on records spanning 17 years.

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

Oyama historically records approximately 191.5 rainy days per year. October has the highest number of rain days at an average of 18.6 days.

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

The all-time highest temperature recorded in Oyama is 33°C on 2010-08-17.

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

The all-time lowest temperature recorded in Oyama is -2°C on 2018-01-25.

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

Oyama experiences its strongest winds during March. The historic gust record of 96.9 kph was recorded on 2019-10-12.

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

Usually, Oyama's humidity peaks in July at around 83.2% and drops to its lowest in January at approximately 58.5%.