Sunriver Historic Weather Records

Analyse hottest, coldest, windiest & wettest days

Sunriver Weather Trend Graph


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

Yearly Summary 2026


34°C
Highest Temp
5 Aug. 26

-8°C
Lowest Temp
15 Apr. 26


Seasonal Breakdown

Hottest MonthAugust30.28°C

Coldest MonthJanuary-0.51°C

Wettest MonthFebruary2.58mm

Windiest MonthMay19.52km/h

Frequently Asked Questions


1. What is the hottest month in Sunriver historically?

July is historically Sunriver's hottest month, with average maximum temperatures around 28°C. During peak heatwave events, the highest recorded temperatures have reached 39°C on 2021-06-29.

2. What is the coldest month in Sunriver historically?

December is Sunriver's coldest month, with average minimum temperatures around -3°C. The all-time record low of -26°C was recorded on 2024-01-13.

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

Sunriver's average annual rainfall is approximately 632.7mm, based on records spanning 17 years.

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

Sunriver historically records approximately 150.2 rainy days per year. December has the highest number of rain days at an average of 18.2 days.

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

The all-time highest temperature recorded in Sunriver is 39°C on 2021-06-29.

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

The all-time lowest temperature recorded in Sunriver is -26°C on 2024-01-13.

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

Sunriver experiences its strongest winds during March. The historic gust record of 60.1 kph was recorded on 2025-12-18.

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

Usually, Sunriver's humidity peaks in December at around 79.3% and drops to its lowest in July at approximately 45.04%.