Blair Weather Forecast
- 70
- 93
Rain Showers
- 61
- 87
Mostly Sunny
- 66
- 87
Chance Thunderstorms
- 64
- 89
Slight Chance Thunderstorms
- 56
- 81
Mostly Sunny
- 56
- 79
Mostly Sunny
Today 17 Jul Trempealeau
Mostly sunny. Hot with Highs in the lower 90s. Southwest Winds 5 to 10 Mph. Heat index Values up to 100 in the afternoon.
Tonight 17 Jul Trempealeau
Partly cloudy. Patchy fog and smoke. Near steady temperature in the lower 70s. Southeast Winds around 5 Mph.
Blair Temperature Statistics
July Temperature
Black River Falls Area Airport (19.3 miles)
Lowest 6 July, 2026
54.5 °FAverage July
73.8 °FHighest 14 July, 2026
93.6 °F
Climate (2021–2026)
Black River Falls Area Airport (19.3 miles)
Average Low 2021–2026
33.9 °FAverage 2021–2026
47.2 °FAverage High 2021–2026
58.3 °F