Grantham Weather Forecast
- 7
- 21
Clear
- 6
- 22
Partly cloudy
- 6
- 24
Partly cloudy
- 7
- 25
Partly cloudy
- 4
- 23
Mostly sunny
- 7
- 24
Mostly sunny
- 7
- 24
Mostly sunny
Today 2 Aug Southeast Coast
Mostly clear. Light winds.
Grantham Temperature Statistics View More
August Temperature
Gatton (14km)
Lowest 1 August, 2026
5.2 °CAverage August
9.8 °CHighest
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Climate (2021–2026)
Gatton (14km)
Average Low 2021–2026
13.5 °CAverage 2021–2026
19.7 °CAverage High 2021–2026
27.4 °C