Glen Allyn Weather Forecast
- 10
- 22
Partly cloudy
- 13
- 19
Shower or two
- 15
- 20
Shower or two
- 14
- 23
Partly cloudy
- 13
- 22
Partly cloudy
- 13
- 20
Cloudy
- 13
- 20
Possible shower
Today 20 Jul North Tropical Coast and Tablelands
Mostly clear. Slight chance of a shower along the coastal fringe, near zero chance elsewhere. Winds east to southeasterly 15 to 20 km/h.
Glen Allyn Temperature Statistics View More
July Temperature
Walkamin Research Station (36km)
Lowest 16 July, 2026
8.4 °CAverage July
18.5 °CHighest 11 July, 2026
25.2 °C
Climate (2021–2026)
Walkamin Research Station (36km)
Average Low 2021–2026
17.7 °CAverage 2021–2026
22.9 °CAverage High 2021–2026
28 °C