Grafton Historic Weather Records

Analyse hottest, coldest, windiest & wettest days

Grafton Weather Trend Graph


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

Yearly Summary 2026


41°C
Highest Temp
26 Jan. 26

4°C
Lowest Temp
25 Jul. 26


Seasonal Breakdown

Hottest MonthJanuary31.6°C

Coldest MonthAugust7.13°C

Wettest MonthMay3.96mm

Windiest MonthJanuary17.37km/h

Frequently Asked Questions


1. What is the hottest month in Grafton historically?

January is historically Grafton's hottest month, with average maximum temperatures around 29°C. During peak heatwave events, the highest recorded temperatures have reached 43°C on 2017-02-12.

2. What is the coldest month in Grafton historically?

July is Grafton's coldest month, with average minimum temperatures around 8°C. The all-time record low of 1°C was recorded on 2011-07-09.

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

Grafton's average annual rainfall is approximately 1052.01mm, based on records spanning 17 years.

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

Grafton historically records approximately 184.5 rainy days per year. March has the highest number of rain days at an average of 22.7 days.

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

The all-time highest temperature recorded in Grafton is 43°C on 2017-02-12.

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

The all-time lowest temperature recorded in Grafton is 1°C on 2011-07-09.

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

Grafton experiences its strongest winds during November. The historic gust record of 34.4 kph was recorded on 2025-03-07.

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

Usually, Grafton's humidity peaks in March at around 82.4% and drops to its lowest in September at approximately 69.3%.