Johnstone Dam Weather Forecast
- 20
- 30
Increasing Clouds
- 18
- 33
Mostly Cloudy
- 23
- 34
Mostly Cloudy
- 25
- 45
Partly Sunny
- 24
- 42
Mostly Cloudy
- 23
- 41
Partly Sunny
Today 1 Jan Golden Valley
Increasing Clouds. Widespread dense fog Late, then patchy fog. Highs in the upper 20s. Northwest Winds 5 to 10 Mph.
Tonight 1 Jan Golden Valley
Cloudy. Areas of fog after midnight. Lows 15 to 20. East Winds around 5 Mph.
Johnstone Dam Temperature Statistics
January Temperature
BEACH (12.4 miles)
Lowest
–Average January
–Highest
–
Climate (2021–Present)
BEACH (12.4 miles)
Average Low 2021–2025
31 °FAverage 2021–2025
43.5 °FAverage High 2021–2025
55.4 °F