Gilfillin Lake Weather Forecast
- -2
- 37
Chance Snow
- 18
- 26
Mostly Cloudy
- 3
- 29
Mostly Sunny
- 15
- 25
Mostly Cloudy
- 25
- 36
Mostly Cloudy
- 18
- 32
Mostly Cloudy
Today 18 Dec Blue Earth
Windy, cloudy. Slight chance of snow late in the morning. Chance of snow in the afternoon. Patchy blowing snow early in the afternoon. Areas of blowing snow late in the afternoon. Highs in the upper 30s. Temperatures falling into the lower teens in the afternoon. West Winds 25 to 35 Mph. Gusts up to 50 Mph in the afternoon. Chance of snow 50 percent.
Tonight 18 Dec Blue Earth
Windy. Much Colder. Mostly cloudy in the evening then clearing. Lows around 1 below. Northwest Winds 20 to 30 Mph with Gusts to around 45 Mph decreasing to 10 to 15 Mph with Gusts to around 30 Mph after midnight.
Gilfillin Lake Temperature Statistics
December Temperature
Mankato, Mankato Regional Airport (3.1 miles)
Lowest 4 December, 2025
-9.9 °FAverage December
14.6 °FHighest 16 December, 2025
46 °F
Climate (2020–Present)
Mankato, Mankato Regional Airport (3.1 miles)
Average Low 2020–2025
39.3 °FAverage 2020–2025
48.2 °FAverage High 2020–2025
57 °F