Glen Allyn Weather Forecast

Today 16 Sep
- 14
- 25
Clear
Thu 17 Sep
- 12
- 22
Shower or two developing
Fri 18 Sep
- 15
- 20
Shower or two
Sat 19 Sep
- 13
- 21
Shower or two
Sun 20 Sep
- 14
- 23
Possible shower
Mon 21 Sep
- 12
- 23
Partly cloudy
Tue 22 Sep
- 12
- 23
Partly cloudy

Today 16 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 17 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
Fri 18 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 19 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 20 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 21 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 22 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 16 Sep North Tropical Coast and Tablelands

Clear. Winds east to southeasterly 20 to 30 km/h decreasing to 15 to 20 km/h in the evening.

Glen Allyn Temperature Statistics View More

September Temperature

Walkamin Research Station (36km)

Lowest 20 July, 2026
7.1 °C
Average 2026
21.6 °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 7 September, 2026
10.8 °C
Average September
20 °C
Highest 8 September, 2026
30.2 °C

Climate (2021–2026)

Walkamin Research Station (36km)

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Average Low 2021–2026
17.6 °C
Average 2021–2026
22.9 °C
Average High 2021–2026
27.9 °C

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