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Napa weather in August 2021
Get the latest coronavirus (Covid-19) updates for California with current travel advice and statistics on new cases per 100,000 and vaccine.
- 28°C max day temperature
28 - 11 hours of sunshine per day
- 1 day with some rainfall
1 - 12°C min night temperature
12 - 14 hours of daylight per day
14 - Moderate heat & humidity
M - 3 mm of monthly rainfall
3 - 9 (Very High) UV index
9
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The August weather guide for Napa, California shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
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How hot is it in Napa in August?
Daytime temperatures usually reach 28°C in Napa in August with moderate heat and humidity, falling to 12°C at night.
How sunny is it in Napa in August?
There are normally 11 hours of bright sunshine each day in Napa in August - that's 79% of daylight hours.
Does it ever rain in Napa in August?
There is usually 1 day with some rain in Napa in August and the average monthly rainfall is 3mm.
Metric (°C / mm) | Imperial (°F / inches)
Napa sunrise & sunset times for August 2021
Browse the sunrise and sunset times for Napa in August 2021. Select a month to view Napa sunrise & sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Sunday, 1st August 2021 | 06:12 | 20:19 |
| Monday, 16th August 2021 | 06:25 | 20:01 |
| Tuesday, 31st August 2021 | 06:38 | 19:40 |
- Save 20% on COVID-19 Fit to Fly test & travel certificate
- Home COVID-19 PCR test with free express delivery
- Receive online results within 24-72 hours once test at lab
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Expires at 23:59 on Friday 31st Dec 2021
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