Tonami Historic Weather Records

Analyse hottest, coldest, windiest & wettest days

Tonami Weather Trend Graph


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

Yearly Summary 2026


36°C
Highest Temp
15 Jul. 26

-8°C
Lowest Temp
10 Feb. 26


Seasonal Breakdown

Hottest MonthAugust30.2°C

Coldest MonthJanuary-3.06°C

Wettest MonthJanuary12.61mm

Windiest MonthJanuary14.83km/h

Frequently Asked Questions


1. What is the hottest month in Tonami historically?

August is historically Tonami's hottest month, with average maximum temperatures around 31°C. During peak heatwave events, the highest recorded temperatures have reached 38°C on 2018-08-22.

2. What is the coldest month in Tonami historically?

January is Tonami's coldest month, with average minimum temperatures around -3°C. The all-time record low of -11°C was recorded on 2012-02-19.

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

Tonami's average annual rainfall is approximately 2202.3mm, based on records spanning 17 years.

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

Tonami historically records approximately 252.7 rainy days per year. September has the highest number of rain days at an average of 21.7 days.

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

The all-time highest temperature recorded in Tonami is 38°C on 2018-08-22.

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

The all-time lowest temperature recorded in Tonami is -11°C on 2012-02-19.

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

Tonami experiences its strongest winds during December. The historic gust record of 57.6 kph was recorded on 2018-09-04.

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

Usually, Tonami's humidity peaks in January at around 84.4% and drops to its lowest in May at approximately 71.7%.