The highest day temperature in December 2023 was 68°F. The lowest night temperature was 40°F. The average values for day and night temperatures during December were 53.4°F и 47.5°F respectivly.

Almost all days in December are gloomy. Sunny days should not be expected.

Precipitation total in December for Riobamba is 5.5 in.

The average wind speed in December is 3.2 mph. This value is relatively stable throughout the year.

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 Riobamba in December is 3.4 hours.