Napa, California 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Clear 82°F 28°C Heat Index: 82°F	Observed at: Napa, CA	Elevation: 21 ft | 6 m
	Last Updated: July 30, 2:15 PM Timezone: GMT -5/-4
	Sky Conditions: Clear	Temperature: 82°F | 28°C
	Pressure: 29.84 in | 1010.6 mb	Dewpoint: 58°F | 14°C
	Humidity: 44%	Wind: SW 9 mph | SW 14 kph
	Feels Like: 85°F | 29°C	Visibility: 90.3 mi | 145.3 km
	Lat/Long: 38.2975 | -122.2869	Sunrise: 6:10 AM   Sunset: 8:20 PM

7 Day Graphical Forecast

Valid: 9:24 PM 7/30/2026

Today Overcast 85 |57 °F 30 |14 °C 1% Chance Precipitation Friday Mostly Clear 91 |54 °F 33 |12 °C 1% Chance Precipitation Saturday Partly Cloudy 88 |56 °F 31 |13 °C 3% Chance Precipitation Sunday Mostly Clear 89 |54 °F 32 |12 °C 0% Chance Precipitation Monday Clear 90 |53 °F 32 |12 °C 0% Chance Precipitation Tuesday Clear 87 |53 °F 31 |12 °C 0% Chance Precipitation Wednesday Clear 84 |53 °F 29 |12 °C 0% Chance Precipitation

7 Hour Graphical Forecast

Valid: 9:24 PM 7/30/2026

9 PM Clear 69 °F 0% Chance Precipitation

10 PM Clear 65 °F 0% Chance Precipitation

11 PM Clear 62 °F 0% Chance Precipitation

12 AM Clear 60 °F 1% Chance Precipitation

1 AM Clear 58 °F 1% Chance Precipitation

2 AM Clear 57 °F 1% Chance Precipitation

3 AM Clear 56 °F 1% Chance Precipitation

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

7 Day & Night Weather Forecast for Napa, CA - (Fahrenheit & Celsius) Valid: 9:24 PM 7/30/2026 Today Overcast with a high near 85°F [30°C]. SSW wind to around 10 mph [16 kph], with gusts to near 13 mph [22 kph]. Dewpoint near 58°F [14°C] with humidity of 98%. Pressure around 29.84 in [1010.6 mb]. UV Index: 8.15. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Tonight Overcast with a low around 57°F [14°C]. SSW wind to around 10 mph [16 kph], with gusts to near 13 mph [22 kph]. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Friday Mostly Clear with a high near 91°F [33°C]. SSW wind to around 11 mph [17 kph], with gusts to near 15 mph [24 kph]. Dewpoint near 58°F [14°C] with humidity of 98%. Pressure around 29.84 in [1010.6 mb]. UV Index: 8.15. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Friday Night Mostly Clear with a low around 54°F [12°C]. SSW wind to around 11 mph [17 kph], with gusts to near 15 mph [24 kph]. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Saturday Partly Cloudy with a high near 88°F [31°C]. S wind to around 11 mph [18 kph], with gusts to near 10 mph [15 kph]. Dewpoint near 58°F [14°C] with humidity of 96%. Pressure around 29.84 in [1010.6 mb]. UV Index: 8.1. Chance of precipitation 3% with QPF of 0.00 in [0.0 mm]. Saturday Night Partly Cloudy with a low around 56°F [13°C]. S wind to around 11 mph [18 kph], with gusts to near 10 mph [15 kph]. Chance of precipitation 3% with QPF of 0.00 in [0.0 mm]. Sunday Mostly Clear with a high near 89°F [32°C]. S wind to around 11 mph [17 kph], with gusts to near 10 mph [17 kph]. Dewpoint near 58°F [14°C] with humidity of 97%. Pressure around 29.84 in [1010.6 mb]. UV Index: 8.05. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Sunday Night Mostly Clear with a low around 54°F [12°C]. S wind to around 11 mph [17 kph], with gusts to near 10 mph [17 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Monday Clear with a high near 90°F [32°C]. S wind to around 9 mph [15 kph], with gusts to near 10 mph [15 kph]. Dewpoint near 58°F [14°C] with humidity of 95%. Pressure around 29.84 in [1010.6 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 53°F [12°C]. S wind to around 9 mph [15 kph], with gusts to near 10 mph [15 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Tuesday Clear with a high near 87°F [31°C]. S wind to around 9 mph [14 kph], with gusts to near 10 mph [16 kph]. Dewpoint near 58°F [14°C] with humidity of 94%. Pressure around 29.84 in [1010.6 mb]. UV Index: 7.9. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Tuesday Night Clear with a low around 53°F [12°C]. S wind to around 9 mph [14 kph], with gusts to near 10 mph [16 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Wednesday Clear with a high near 84°F [29°C]. S wind to around 10 mph [15 kph], with gusts to near 11 mph [17 kph]. Dewpoint near 58°F [14°C] with humidity of 93%. Pressure around 29.84 in [1010.6 mb]. UV Index: 7.9. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Wednesday Night Clear with a low around 53°F [12°C]. S wind to around 10 mph [15 kph], with gusts to near 11 mph [17 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 Napa, CA

Today: 0.0 mm | 0.00 in

Tonight: 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

Wednesday: 0.0 mm | 0.00 in

Wednesday Night: 0.0 mm | 0.00 in

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

Today: SSW @ 16 kph | 10 mph

Tonight: SSW @ 16 kph | 10 mph

Friday: SSW @ 17 kph | 11 mph

Friday Night: SSW @ 17 kph | 11 mph

Saturday: S @ 18 kph | 11 mph

Saturday Night: S @ 18 kph | 11 mph

Sunday: S @ 17 kph | 11 mph

Sunday Night: S @ 17 kph | 11 mph

Monday: S @ 15 kph | 9 mph

Monday Night: S @ 15 kph | 9 mph

Tuesday: S @ 14 kph | 9 mph

Tuesday Night: S @ 14 kph | 9 mph

Wednesday: S @ 15 kph | 10 mph

Wednesday Night: S @ 15 kph | 10 mph

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

Today: 98 %

Tonight: 98 %

Friday: 98 %

Friday Night: 98 %

Saturday: 96 %

Saturday Night: 96 %

Sunday: 97 %

Sunday Night: 97 %

Monday: 95 %

Monday Night: 95 %

Tuesday: 94 %

Tuesday Night: 94 %

Wednesday: 93 %

Wednesday Night: 93 %

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

Today: 0.0 cm | 0.00 in

Tonight: 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

Wednesday: 0.0 cm | 0.00 in

Wednesday Night: 0.0 cm | 0.00 in

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