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United States of AmericaUnited States of America California St. Helena
St. Helena
Average sun percentage
ClimateForecastNovemberDecember >>

Average percent of sunshine in St. Helena (CA)

The mean percent of sunhours during the day in St. Helena (California), the United States of America.

* Data from: Healdsburg, the United States of America (36 KM, 22 Miles).
  • The sun shines on average 79.0% in April making it the most sunny month.
  • On average, December has the lowest percentage of sunshine with 55.0%.

Forecast: is it sunny in St. Helena (CA)?

Fri   Nov 15
16°C | 3°C
NW 11 km/h
clear and no rain

clear and no rain

hourly forecast
Sat   Nov 16
15°C | 0°C
N 4 km/h
partly cloudy and no rain

partly cloudy and no rain

hourly forecast
Sun   Nov 17
16°C | 2°C
W 14 km/h
0.5 mm
broken clouds and chance of slight rain

broken clouds and chance of slight rain

hourly forecast
5-Day Forecast 10-Day Forecast

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