Grantham Weather Forecast

    • 16
    • 28

    Partly cloudy

    • 17
    • 30

    Partly cloudy

    • 17
    • 30

    Cloudy

    • 18
    • 29

    Shower or two

    • 17
    • 30

    Shower or two

    • 18
    • 29

    Possible shower

    • 18
    • 29

    Shower or two

Today 16 Mar Southeast Coast

Partly cloudy. The chance of fog in the south in the early morning. Slight chance of a shower. Light winds becoming easterly 15 to 20 km/h in the morning then becoming light in the evening. Overnight temperatures falling to between 14 and 20 with daytime temperatures reaching the mid to high 20s.

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Grantham Temperature Statistics View More

March Temperature

Gatton (14km)

  • Lowest 3 March, 2026

    15.9 °C

  • Average March

    23.8 °C

  • Highest 12 March, 2026

    36 °C

Climate (2021–Present)

Gatton (14km)

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  • Average Low 2021–2026

    13.4 °C

  • Average 2021–2026

    19.6 °C

  • Average High 2021–2026

    27.3 °C
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