The highest day temperature in December 2023 was 92°F. The lowest night temperature was 76°F. The average values for day and night temperatures during December were 88.7°F и 77.7°F respectivly.

Most of the days in December are cloudy but you can also expect sunny or gloomy days.

Precipitation total in December for Penonome is 0.9 in. It makes december one of the least rainy months of the year.

The average wind speed in December is 8.6 mph. It makes December one of the most windy months of the year for Penonome.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Penonome in December is 6.8 hours.