Fairfield Weather Forecast
- 73
- 88
Rain Showers
- 73
- 91
Thunderstorms Likely
- 69
- 86
Thunderstorms Likely
- 69
- 88
Slight Chance Thunderstorms
- 73
- 91
Mostly Sunny
- 74
- 93
Slight Chance Thunderstorms
Today 19 Jul Nelson
Partly sunny. Slight chance of Thunderstorms in the Morning, then Thunderstorms likely in the afternoon. Highs in the upper 80s. Southwest Winds up to 5 Mph. Chance of precipitation 70 percent.
Tonight 19 Jul Nelson
Mostly cloudy with a 50 percent chance of Thunderstorms. Lows in the mid 70s. Southwest Winds up to 5 Mph.
Fairfield Temperature Statistics
July Temperature
Lebanon-Springfield Airport (21.7 miles)
Lowest 3 July, 2025
64.4 °FAverage July
80.7 °FHighest 5 July, 2025
96.8 °F
Climate (2020–Present)
Lebanon-Springfield Airport (21.7 miles)
Average Low 2020–2025
48.2 °FAverage 2020–2025
57.6 °FAverage High 2020–2025
67.8 °F