Whistleberry Slough Weather Forecast
- 41
- 52
Sunny
- 36
- 62
Mostly Sunny
- 26
- 46
Partly Sunny
- 32
- 47
Mostly Sunny
- 29
- 53
Partly Sunny
- 36
- 49
Mostly Cloudy
Today 15 Jan Marion
Sunny, cooler with Highs in the lower 50s. Northwest Winds around 5 Mph, becoming southwest this afternoon.
Tonight 15 Jan Marion
Clear. Not as cool with Lows around 40. South Winds 5 to 10 Mph.
Whistleberry Slough Temperature Statistics
January Temperature
Marshall (18.6 miles)
Lowest 12 January, 2026
28.4 °FAverage January
54.7 °FHighest 6 January, 2026
79.5 °F
Climate (2021–Present)
Marshall (18.6 miles)
Average Low 2021–2026
55.4 °FAverage 2021–2026
65.7 °FAverage High 2021–2026
77.4 °F