Average percent of sunshine in Sterling
The mean percent of sunhours during the day in Sterling (Virginia), the United States of America.
- The sun shines on average 64.0% in June making it the most sunny month.
- On average, December has the lowest percentage of sunshine with 45.0%.
Forecast: is it sunny in Sterling?
broken clouds and no rain
partly cloudy and chance of rain
broken clouds and chance of slight rain