Glen Allyn Weather Forecast

Today 4 Sep
- 11
- 23
Partly cloudy
Sat 5 Sep
- 13
- 24
Partly cloudy
Sun 6 Sep
- 12
- 25
Mostly sunny
Mon 7 Sep
- 13
- 25
Mostly sunny
Tue 8 Sep
- 14
- 26
Mostly sunny
Wed 9 Sep
- 14
- 24
Partly cloudy
Thu 10 Sep
- 15
- 21
Shower or two

Today 4 Sep
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 5 Sep
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 6 Sep
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 7 Sep
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 8 Sep
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 9 Sep
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 10 Sep
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 4 Sep North Tropical Coast and Tablelands

Mostly sunny. The chance of fog near the coast early this morning. Winds east to southeasterly 20 to 30 km/h. Daytime maximum temperatures 23 to 29.

Glen Allyn Temperature Statistics View More

September Temperature

Walkamin Research Station (36km)

Lowest 20 July, 2026
7.1 °C
Average 2026
21.7 °C
Highest 16 January, 2026
34.2 °C
Lowest 15 August, 2026
11.1 °C
Average August
19.1 °C
Highest 10 August, 2026
30.8 °C
Lowest 3 September, 2026
13.5 °C
Average September
19.3 °C
Highest 2 September, 2026
23.8 °C

Climate (2021–2026)

Walkamin Research Station (36km)

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Average Low 2021–2026
17.7 °C
Average 2021–2026
22.9 °C
Average High 2021–2026
27.9 °C

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