Grahamstown Lake Weather Forecast

Today 23 May
- 14
- 20
Partly cloudy
Sun 24 May
- 12
- 21
Shower or two
Mon 25 May
- 13
- 22
Shower or two
Tue 26 May
- 13
- 22
Showers
Wed 27 May
- 13
- 22
Showers increasing
Thu 28 May
- 14
- 21
Showers
Fri 29 May
- 13
- 20
Showers

Today 23 May
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Sun 24 May
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 25 May
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 26 May
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 27 May
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 28 May
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 29 May
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 23 May Hunter

Cloudy. Slight chance of a shower. Light winds.

Grahamstown Lake Temperature Statistics View More

May Temperature

Williamtown RAAF Base (5km)

Lowest 8 May, 2026
7.8 °C
Average 2026
21.1 °C
Highest 10 January, 2026
40.5 °C
Lowest 15 April, 2026
8.4 °C
Average April
18.3 °C
Highest 7 April, 2026
31.9 °C
Lowest 8 May, 2026
7.8 °C
Average May
16.8 °C
Highest 4 May, 2026
27.5 °C

Climate (2021–Present)

Williamtown RAAF Base (5km)

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Average Low 2021–2026
13.4 °C
Average 2021–2026
18.1 °C
Average High 2021–2026
23.9 °C

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