Herndon, California 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Clear 99°F 37°C Heat Index: 95°F	Observed at: Herndon, CA	Elevation: 1500 ft | 457 m
	Last Updated: July 29, 5:15 PM Timezone: GMT -5/-4
	Sky Conditions: Clear	Temperature: 99°F | 37°C
	Pressure: 29.41 in | 995.9 mb	Dewpoint: 45°F | 7°C
	Humidity: 16%	Wind: NW 7 mph | NW 11 kph
	Feels Like: 95°F | 35°C	Visibility: 175.9 mi | 283.1 km
	Lat/Long: 36.8341 | -119.7422	Sunrise: 6:02 AM   Sunset: 8:08 PM

7 Day Graphical Forecast

Valid: 7:19 PM 7/29/2026

Today Clear 100 |65 °F 38 |19 °C 0% Chance Precipitation Thursday Clear 104 |68 °F 40 |20 °C 0% Chance Precipitation Friday Clear 109 |68 °F 43 |20 °C 0% Chance Precipitation Saturday Overcast 111 |76 °F 44 |25 °C 0% Chance Precipitation Sunday Clear 111 |78 °F 44 |25 °C 0% Chance Precipitation Monday Clear 112 |81 °F 44 |27 °C 0% Chance Precipitation Tuesday Clear 113 |83 °F 45 |28 °C 0% Chance Precipitation

7 Hour Graphical Forecast

Valid: 7:19 PM 7/29/2026

7 PM Clear 97 °F 0% Chance Precipitation

8 PM Clear 91 °F 0% Chance Precipitation

9 PM Clear 86 °F 0% Chance Precipitation

10 PM Clear 83 °F 0% Chance Precipitation

11 PM Clear 79 °F 0% Chance Precipitation

12 AM Clear 78 °F 0% Chance Precipitation

1 AM Clear 76 °F 0% Chance Precipitation

7 Day Textual Forecast - with QPF, Max Wind, Humidity, Snowfall & UV Index

7 Day & Night Weather Forecast for Herndon, CA - (Fahrenheit & Celsius) Valid: 7:19 PM 7/29/2026 Today Clear with a high near 100°F [38°C]. NW wind to around 8 mph [12 kph], with gusts to near 17 mph [28 kph]. Dewpoint near 45°F [7°C] with humidity of 61%. Pressure around 29.41 in [995.9 mb]. UV Index: 8.2. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Tonight Clear with a low around 65°F [19°C]. NW wind to around 8 mph [12 kph], with gusts to near 17 mph [28 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Thursday Clear with a high near 104°F [40°C]. NW wind to around 10 mph [16 kph], with gusts to near 18 mph [28 kph]. Dewpoint near 45°F [7°C] with humidity of 48%. Pressure around 29.41 in [995.9 mb]. UV Index: 8.25. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Thursday Night Clear with a low around 68°F [20°C]. NW wind to around 10 mph [16 kph], with gusts to near 18 mph [28 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Friday Clear with a high near 109°F [43°C]. NW wind to around 10 mph [16 kph], with gusts to near 25 mph [40 kph]. Dewpoint near 45°F [7°C] with humidity of 39%. Pressure around 29.41 in [995.9 mb]. UV Index: 8.2. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Friday Night Clear with a low around 68°F [20°C]. NW wind to around 10 mph [16 kph], with gusts to near 25 mph [40 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Saturday Overcast with a high near 111°F [44°C]. NW wind to around 12 mph [19 kph], with gusts to near 24 mph [38 kph]. Dewpoint near 45°F [7°C] with humidity of 21%. Pressure around 29.41 in [995.9 mb]. UV Index: 8.15. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Saturday Night Overcast with a low around 76°F [25°C]. NW wind to around 12 mph [19 kph], with gusts to near 24 mph [38 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Sunday Clear with a high near 111°F [44°C]. NW wind to around 10 mph [16 kph], with gusts to near 26 mph [41 kph]. Dewpoint near 45°F [7°C] with humidity of 24%. Pressure around 29.41 in [995.9 mb]. UV Index: 8.15. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Sunday Night Clear with a low around 78°F [25°C]. NW wind to around 10 mph [16 kph], with gusts to near 26 mph [41 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Monday Clear with a high near 112°F [44°C]. WNW wind to around 8 mph [13 kph], with gusts to near 15 mph [23 kph]. Dewpoint near 45°F [7°C] with humidity of 18%. Pressure around 29.41 in [995.9 mb]. UV Index: 8.05. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Monday Night Clear with a low around 81°F [27°C]. WNW wind to around 8 mph [13 kph], with gusts to near 15 mph [23 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Tuesday Clear with a high near 113°F [45°C]. WSW wind to around 7 mph [12 kph], with gusts to near 15 mph [24 kph]. Dewpoint near 45°F [7°C] with humidity of 14%. Pressure around 29.41 in [995.9 mb]. UV Index: 8.05. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Tuesday Night Clear with a low around 83°F [28°C]. WSW wind to around 7 mph [12 kph], with gusts to near 15 mph [24 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm].

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7 Day and Night - QPF Forecast for Herndon, CA

Today: 0.0 mm | 0.00 in

Tonight: 0.0 mm | 0.00 in

Thursday: 0.0 mm | 0.00 in

Thursday Night: 0.0 mm | 0.00 in

Friday: 0.0 mm | 0.00 in

Friday Night: 0.0 mm | 0.00 in

Saturday: 0.0 mm | 0.00 in

Saturday Night: 0.0 mm | 0.00 in

Sunday: 0.0 mm | 0.00 in

Sunday Night: 0.0 mm | 0.00 in

Monday: 0.0 mm | 0.00 in

Monday Night: 0.0 mm | 0.00 in

Tuesday: 0.0 mm | 0.00 in

Tuesday Night: 0.0 mm | 0.00 in

7 Day and Night - Maximum Wind Speed Forecast for Herndon, CA

Today: NW @ 12 kph | 8 mph

Tonight: NW @ 12 kph | 8 mph

Thursday: NW @ 16 kph | 10 mph

Thursday Night: NW @ 16 kph | 10 mph

Friday: NW @ 16 kph | 10 mph

Friday Night: NW @ 16 kph | 10 mph

Saturday: NW @ 19 kph | 12 mph

Saturday Night: NW @ 19 kph | 12 mph

Sunday: NW @ 16 kph | 10 mph

Sunday Night: NW @ 16 kph | 10 mph

Monday: WNW @ 13 kph | 8 mph

Monday Night: WNW @ 13 kph | 8 mph

Tuesday: WSW @ 12 kph | 7 mph

Tuesday Night: WSW @ 12 kph | 7 mph

7 Day and Night - Maximum Humidity Forecast for Herndon, CA

Today: 61 %

Tonight: 61 %

Thursday: 48 %

Thursday Night: 48 %

Friday: 39 %

Friday Night: 39 %

Saturday: 21 %

Saturday Night: 21 %

Sunday: 24 %

Sunday Night: 24 %

Monday: 18 %

Monday Night: 18 %

Tuesday: 14 %

Tuesday Night: 14 %

7 Day and Night - Snowfall Totals Forecast for Herndon, CA

Today: 0.0 cm | 0.00 in

Tonight: 0.0 cm | 0.00 in

Thursday: 0.0 cm | 0.00 in

Thursday Night: 0.0 cm | 0.00 in

Friday: 0.0 cm | 0.00 in

Friday Night: 0.0 cm | 0.00 in

Saturday: 0.0 cm | 0.00 in

Saturday Night: 0.0 cm | 0.00 in

Sunday: 0.0 cm | 0.00 in

Sunday Night: 0.0 cm | 0.00 in

Monday: 0.0 cm | 0.00 in

Monday Night: 0.0 cm | 0.00 in

Tuesday: 0.0 cm | 0.00 in

Tuesday Night: 0.0 cm | 0.00 in

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