Fillmore Weather Forecast
- 69
- 90
Mostly Sunny
- 71
- 90
Mostly Sunny
- 73
- 90
Slight Chance Thunderstorms
- 75
- 92
Mostly Sunny
- 76
- 95
Mostly Sunny
- 77
- 96
Mostly Sunny
- 74
- 97
Hot
Today 14 Jul Andrew
Sunny. Highs in the upper 80s. East Winds 5 to 10 Mph.
Tonight 14 Jul Andrew
Clear. Lows in the upper 60s. East Winds around 5 Mph this Evening, becoming light and variable.
Fillmore Temperature Statistics
July Temperature
St. Joseph, Rosecrans Memorial Airport (18 miles)
Lowest 12 July, 2026
63 °FAverage July
78.9 °FHighest 1 July, 2026
92.6 °F
Climate (2021–2026)
St. Joseph, Rosecrans Memorial Airport (18 miles)
Average Low 2021–2026
44 °FAverage 2021–2026
55.8 °FAverage High 2021–2026
67.4 °F