December weather forecastMira Monte, CA
December
Weather in December
The first month of the winter, December, is still a refreshing month in Mira Monte, California, with an average temperature fluctuating between 58.1°F (14.5°C) and 43.3°F (6.3°C).Temperature
December, noted for its average high-temperature of 58.1°F (14.5°C) and an average low-temperature of 43.3°F (6.3°C), is considered the coldest month.Humidity
In Mira Monte, the average relative humidity in December is 54%.Rainfall
In December, the rain falls for 5.9 days. Throughout December, 1.57" (40mm) of precipitation is accumulated. In Mira Monte, California, during the entire year, the rain falls for 50.2 days and collects up to 9.13" (232mm) of precipitation.Snowfall
In Mira Monte, snow does not fall in January, February, April through December.Daylight
December has the shortest days of the year, with an average of 9h and 54min of daylight.On the first day of December in Mira Monte, sunrise is at 6:46 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 4:57 pm PST.
Sunshine
The average sunshine in December is 6.7h.UV index
The months with the lowest UV index in Mira Monte are February, November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: The daily maximum UV index of 3 in December interprets into the following advice:
Exercise prevention - Protecting skin and eyes from harm is required. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Mira Monte, CA
- Average high temperature in December: 58.1°F
The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is December (58.1°F).
- Average low temperature in December: 43.3°F
The month with the highest average low temperature is August (61°F).
The coldest month (with the lowest average low temperature) is February (43.2°F).
Average pressure in December
Mira Monte, CA
- Average pressure in December: 30.08"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are June and September (29.9"Hg).
Average wind speed in December
Mira Monte, CA
- Average wind speed in December: 5.9mph
The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest months (with the lowest average wind speed) are July and August (4.1mph).
Average humidity in December
Mira Monte, CA
- Average humidity in December: 54%
The month with the highest relative humidity is March (60%).
The month with the lowest relative humidity is October (47%).
Average rainfall in December
Mira Monte, CA
- Average rainfall in December: 1.57"
The wettest month (with the highest rainfall) is February (1.85").
The driest month (with the least rainfall) is June (0.08").
Average rainfall days in December
Mira Monte, CA
- Average rainfall days in December: 5.9 days
The month with the highest number of rainy days is March (7.8 days).
The months with the least rainy days are June and August (1.4 days).
Average snowfall days in December
Mira Monte, CA
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is March (0.1 days).
The months with the least snowfall days are January, February, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
Mira Monte, CA
- Average daylight in December: 9h and 54min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 6h and 42min
The months with the most sunshine are June and July (Average sunshine: 12h and 0min).
The month with the least sunshine is February (Average sunshine: 6h and 30min).
Average sunshine days in December
Mira Monte, CA
- Average sunshine days in December: 24 days
The month with the most sunshine days is August (27.8 days).
The month with the least sunshine days is February (21.2 days).
Average UV index in December
Mira Monte, CA
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are February, November and December (UV index 3).
Average cloud cover in December
Mira Monte, CA
- Average cloud cover in December: 23
The month with the most cloud cover is March (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in December
Mira Monte, CA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





