Rosser Historic Weather Records

Analyse hottest, coldest, windiest & wettest days

Rosser Weather Trend Graph


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

Yearly Summary 2026


38°C
Highest Temp
12 Jul. 26

-34°C
Lowest Temp
25 Jan. 26


Seasonal Breakdown

Hottest MonthJuly30.29°C

Coldest MonthJanuary-19.23°C

Wettest MonthJune4.56mm

Windiest MonthAugust27.04km/h

Frequently Asked Questions


1. What is the hottest month in Rosser historically?

July is historically Rosser's hottest month, with average maximum temperatures around 26°C. During peak heatwave events, the highest recorded temperatures have reached 38°C on 2025-07-26.

2. What is the coldest month in Rosser historically?

January is Rosser's coldest month, with average minimum temperatures around -19°C. The all-time record low of -37°C was recorded on 2019-01-30.

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

Rosser's average annual rainfall is approximately 656.08mm, based on records spanning 17 years.

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

Rosser historically records approximately 157.05 rainy days per year. June has the highest number of rain days at an average of 17.8 days.

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

The all-time highest temperature recorded in Rosser is 38°C on 2025-07-26.

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

The all-time lowest temperature recorded in Rosser is -37°C on 2019-01-30.

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

Rosser experiences its strongest winds during October. The historic gust record of 56 kph was recorded on 2015-10-12.

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

Usually, Rosser's humidity peaks in January at around 92.2% and drops to its lowest in August at approximately 61.06%.