Toppenish Historic Weather Records

Analyse hottest, coldest, windiest & wettest days

Toppenish 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

-8°C
Lowest Temp
24 Jan. 26


Seasonal Breakdown

Hottest MonthJuly34.07°C

Coldest MonthJanuary-1.67°C

Wettest MonthFebruary0.88mm

Windiest MonthJuly22.1km/h

Frequently Asked Questions


1. What is the hottest month in Toppenish historically?

July is historically Toppenish's hottest month, with average maximum temperatures around 33°C. During peak heatwave events, the highest recorded temperatures have reached 46°C on 2021-06-29.

2. What is the coldest month in Toppenish historically?

December is Toppenish's coldest month, with average minimum temperatures around -3°C. The all-time record low of -20°C was recorded on 2017-01-13.

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

Toppenish's average annual rainfall is approximately 261.3mm, based on records spanning 17 years.

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

Toppenish historically records approximately 106.1 rainy days per year. December has the highest number of rain days at an average of 15.4 days.

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

The all-time highest temperature recorded in Toppenish is 46°C on 2021-06-29.

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

The all-time lowest temperature recorded in Toppenish is -20°C on 2017-01-13.

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

Toppenish experiences its strongest winds during June. The historic gust record of 46.4 kph was recorded on 2025-12-17.

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

Usually, Toppenish's humidity peaks in January at around 82.06% and drops to its lowest in July at approximately 36.9%.