Grantham Weather Forecast

Today 17 Aug
- 7
- 21
Clear
Mon 18 Aug
- 4
- 21
Sunny
Tue 19 Aug
- 7
- 20
Shower or two
Wed 20 Aug
- 9
- 18
Showers
Thu 21 Aug
- 9
- 20
Shower or two
Fri 22 Aug
- 11
- 21
Shower or two
Sat 23 Aug
- 11
- 23
Possible shower

Today 17 Aug
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Mon 18 Aug
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Tue 19 Aug
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Wed 20 Aug
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Thu 21 Aug
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Fri 22 Aug
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Sat 23 Aug
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm

Today 17 Aug Southeast Coast

Clear. Winds west to southwesterly 15 to 20 km/h becoming light in the evening.

Grantham Temperature Statistics View More

August Temperature

Gatton (14km)

Lowest 15 July, 2025
0.8 °C
Average 2025
19.2 °C
Highest 22 January, 2025
37.7 °C
Lowest 15 July, 2025
0.8 °C
Average July
13.2 °C
Highest 23 July, 2025
25.3 °C
Lowest 15 August, 2025
5 °C
Average August
13.5 °C
Highest 5 August, 2025
25.5 °C

Climate (2020–Present)

Gatton (14km)

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Average Low 2020–2025
13.4 °C
Average 2020–2025
19.6 °C
Average High 2020–2025
27.3 °C

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