Glen Allyn Weather Forecast

Today 16 Dec
- 18
- 28
Possible shower
Wed 17 Dec
- 19
- 25
Showers. Possible storm
Thu 18 Dec
- 19
- 26
Shower or two
Fri 19 Dec
- 19
- 27
Shower or two
Sat 20 Dec
- 19
- 28
Partly cloudy
Sun 21 Dec
- 19
- 29
Shower or two
Mon 22 Dec
- 19
- 29
Shower or two

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

Partly cloudy. High chance of showers along the coastal fringe, medium chance elsewhere. The chance of a thunderstorm. Winds easterly 15 to 25 km/h.

Glen Allyn Temperature Statistics View More

December Temperature

Walkamin Research Station (36km)

Lowest 4 August, 2025
4.6 °C
Average 2025
22.9 °C
Highest 25 November, 2025
36.6 °C
Lowest 15 November, 2025
10.3 °C
Average November
26.2 °C
Highest 25 November, 2025
36.6 °C
Lowest 7 December, 2025
16.1 °C
Average December
25.5 °C
Highest 14 December, 2025
33 °C

Climate (2020–Present)

Walkamin Research Station (36km)

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Average Low 2020–2025
17.7 °C
Average 2020–2025
22.9 °C
Average High 2020–2025
28 °C

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