Fairfield Weather Forecast
- 44
- 63
Mostly Sunny
- 53
- 74
Rain Showers
- 27
- 60
Chance Rain/Snow
- 26
- 41
Partly Sunny
- 37
- 53
Partly Sunny
- 42
- 67
Chance Rain
- 27
- 57
Rain/Snow Likely
Today 13 Mar Walworth
Sunny. Southeast Winds 5 to 10 Mph.
Tonight 13 Mar Walworth
Not as cool. Partly cloudy. Lows in the lower 40s. Southeast Winds 5 to 10 Mph.
Fairfield Temperature Statistics
March Temperature
Janesville-Rock County (13 miles)
Lowest 2 March, 2025
12.2 °FAverage March
35.2 °FHighest 10 March, 2025
68 °F
Climate (2020–Present)
Janesville-Rock County (13 miles)
Average Low 2020–2025
40.6 °FAverage 2020–2025
48.8 °FAverage High 2020–2025
60.2 °F