Herndon Weather Forecast
- 43
- 72
Becoming Sunny
- 47
- 75
Mostly Sunny
- 51
- 81
Partly Sunny
- 50
- 85
Partly Sunny
- 50
- 74
Chance Rain
- 47
- 69
Slight Chance Thunderstorms
Today 16 Apr Fresno-Clovis
Sunny. Highs in the lower 70s. Northwest Winds 5 to 15 Mph.
Tonight 16 Apr Fresno-Clovis
Clear. Lows in the mid 40s. Northwest Winds up to 15 Mph.
Herndon Temperature Statistics
April Temperature
Fresno Chandler Executive Airport (8.7 miles)
Lowest 3 April, 2026
44.6 °FAverage April
65.2 °FHighest 5 April, 2026
87.8 °F
Climate (2021–Present)
Fresno Chandler Executive Airport (8.7 miles)
Average Low 2021–2026
55 °FAverage 2021–2026
66.3 °FAverage High 2021–2026
77.9 °F