Union Historic Weather Records

Analyse hottest, coldest, windiest & wettest days

Union Weather Trend Graph


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

Yearly Summary 2026


40°C
Highest Temp
3 Jul. 26

-17°C
Lowest Temp
27 Jan. 26


Seasonal Breakdown

Hottest MonthJuly33.59°C

Coldest MonthJanuary-6.05°C

Wettest MonthMarch10.11mm

Windiest MonthMarch21.13km/h

Frequently Asked Questions


1. What is the hottest month in Union historically?

July is historically Union's hottest month, with average maximum temperatures around 30°C. During peak heatwave events, the highest recorded temperatures have reached 40°C on 2026-07-03.

2. What is the coldest month in Union historically?

January is Union's coldest month, with average minimum temperatures around -4°C. The all-time record low of -27°C was recorded on 2015-02-20.

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

Union's average annual rainfall is approximately 1312.4mm, based on records spanning 17 years.

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

Union historically records approximately 180.2 rainy days per year. July has the highest number of rain days at an average of 18.1 days.

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

The all-time highest temperature recorded in Union is 40°C on 2026-07-03.

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

The all-time lowest temperature recorded in Union is -27°C on 2015-02-20.

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

Union experiences its strongest winds during April. The historic gust record of 47.2 kph was recorded on 2016-04-02.

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

Usually, Union's humidity peaks in December at around 79.5% and drops to its lowest in September at approximately 71.6%.