Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
Wallace's temperature records reveal December as the coldest month, marked by average highs of 54.5°F (12.5°C) and lows of 40.1°F (4.5°C).Humidity
In Wallace, the average relative humidity in December is 71%.Rainfall
In Wallace, in December, during 9.8 rainfall days, 2.87" (73mm) of precipitation is typically accumulated. Throughout the year, there are 70.8 rainfall days, and 15.91" (404mm) of precipitation is accumulated.Snowfall
December is the only month when snow falls in Wallace. The month with the most snowfall days is December, when snow falls for 0.1 days.Daylight
The month with the shortest days is December, with an average of 9h and 36min of daylight.On the first day of the month, sunrise is at 7:02 am and sunset at 4:44 pm. On the last day of December, sunrise is at 7:20 am and sunset at 4:54 pm PST.
Sunshine
The month with the least sunshine is December, with an average of 5.8h of sunshine.UV index
The month with the lowest UV index is December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Minimize direct exposure to the Sun during midday when its radiation is at its peak. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
What are the temperatures in December?
What is the average humidity in December?
How much does it rain in December?
What is the snowiest month?
When does it start snowing?
What is the month with the shortest days?
How many hours of daylight does Wallace have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Wallace have in December?
What is the month with the lowest UV index?
How high is the UV index in December in Wallace?
Average temperature in December
Wallace, CA
- Average high temperature in December: 54.5°F
The warmest month (with the highest average high temperature) is July (94.6°F).
The month with the lowest average high temperature is December (54.5°F).
- Average low temperature in December: 40.1°F
The months with the highest average low temperature are July and August (59.4°F).
The coldest month (with the lowest average low temperature) is December (40.1°F).
Average pressure in December
Wallace, CA
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Wallace, CA
- Average wind speed in December: 4.9mph
The windiest month (with the highest average wind speed) is February (5.6mph).
The calmest month (with the lowest average wind speed) is September (4mph).
Average humidity in December
Wallace, CA
- Average humidity in December: 71%
The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is July (41%).
Average rainfall in December
Wallace, CA
- Average rainfall in December: 2.87"
The wettest month (with the highest rainfall) is March (2.91").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in December
Wallace, CA
- Average rainfall days in December: 9.8 days
The month with the highest number of rainy days is March (13.2 days).
The month with the least rainy days is August (0.8 days).
Average snowfall days in December
Wallace, CA
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Wallace, CA
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 5h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in December
Wallace, CA
- Average sunshine days in December: 20.2 days
The month with the most sunshine days is July (29.2 days).
The month with the least sunshine days is March (16.8 days).
Average UV index in December
Wallace, CA
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Wallace, CA
- Average cloud cover in December: 35
The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in December
Wallace, 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).
Wallace, California, USA
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