Grantham Weather Forecast
- 8
- 19
Sunny
- 7
- 22
Sunny
- 5
- 22
Mostly sunny
- 10
- 24
Possible shower
- 10
- 23
Sunny
- 5
- 23
Sunny
- 8
- 23
Mostly sunny
Today 3 Jul Southeast Coast
Sunny. Winds westerly 25 to 35 km/h. Daytime maximum temperatures between 17 and 20.
Grantham Temperature Statistics View More
July Temperature
Gatton (14km)
Lowest 2 July, 2025
8.5 °CAverage July
12.7 °CHighest 1 July, 2025
18.4 °C
Climate (2020–Present)
Gatton (14km)
Average Low 2020–2025
13.4 °CAverage 2020–2025
19.7 °CAverage High 2020–2025
27.4 °C