San Joaquin River National Wildlife Refuge Weather Forecast
- 52
- 70
Rain Likely
- 51
- 69
Rain Likely
- 45
- 71
Mostly Sunny
- 46
- 75
Mostly Sunny
- 48
- 77
Mostly Sunny
- 46
- 75
Mostly Sunny
- 47
- 74
Partly Sunny
Today 21 Oct Western Stanislaus County Below 1000 ft Including Interstate 5
Mostly cloudy. A slight chance of rain early in the afternoon. A chance of rain late in the afternoon. Highs around 69. Light Winds becoming northeast around 10 Mph in the afternoon.
Tonight 21 Oct Western Stanislaus County Below 1000 ft Including Interstate 5
Mostly cloudy. A chance of rain until early Morning, then rain likely late in the night. Lows 51 to 57. Light Winds.
San Joaquin River National Wildlife Refuge Temperature Statistics
October Temperature
Modesto City-County Airport - Harry Sham Field (13 miles)
Lowest 14 October, 2026
43.6 °FAverage October
72.5 °FHighest 4 October, 2026
101.6 °F
Climate (2021–2026)
Modesto City-County Airport - Harry Sham Field (13 miles)
Average Low 2021–2026
51.9 °FAverage 2021–2026
63.9 °FAverage High 2021–2026
76.4 °F