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 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
December is the coldest month, with an average high-temperature of 54.3°F (12.4°C) and an average low-temperature of 41.4°F (5.2°C).Humidity
In Pleasant Grove, the average relative humidity in December is 71%.Rainfall
In Pleasant Grove, during December, the rain falls for 10.9 days and regularly aggregates up to 2.68" (68mm) of precipitation. Throughout the year, there are 76.7 rainfall days, and 15.71" (399mm) of precipitation is accumulated.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:06 am and sunset at 4:44 pm. On the last day of December, sunrise is at 7:24 am and sunset at 4:54 pm PST.
Sunshine
The month with the least sunshine in Pleasant Grove is December, with an average of 5.7h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: In December, a daily maximum UV index of 3 leads to the following instructions:
Be vigilant - Suggestions to stave off sun damage are provided. The Sun's radiation is especially intense around midday; try to stay in shade during this period. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Frequently asked questions
What is the coldest month in Pleasant Grove?
What is the usual temperature for Pleasant Grove in December?
What is the average humidity in December in Pleasant Grove?
How many days does it rain in December in Pleasant Grove?
What is the month with the shortest days in Pleasant Grove?
What is the average length of the day in December in Pleasant Grove?
What time are sunrise and sunset in December in Pleasant Grove?
What is the month with the least sunshine in Pleasant Grove?
How many hours of sunshine does Pleasant Grove have in December?
When is the lowest UV index in Pleasant Grove?
What is the UV index intensity in December in Pleasant Grove?
Average temperature in December
Pleasant Grove, CA
- Average high temperature in December: 54.3°F
The warmest month (with the highest average high temperature) is July (94.8°F).
The month with the lowest average high temperature is December (54.3°F).
- Average low temperature in December: 41.4°F
The month with the highest average low temperature is July (60.3°F).
The coldest months (with the lowest average low temperature) are January and December (41.4°F).
Average pressure in December
Pleasant Grove, CA
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Pleasant Grove, CA
- Average wind speed in December: 5.6mph
The windiest month (with the highest average wind speed) is February (6.2mph).
The calmest month (with the lowest average wind speed) is September (4.6mph).
Average humidity in December
Pleasant Grove, CA
- Average humidity in December: 71%
The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is September (43%).
Average rainfall in December
Pleasant Grove, CA
- Average rainfall in December: 2.68"
The wettest month (with the highest rainfall) is March (2.87").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in December
Pleasant Grove, CA
- Average rainfall days in December: 10.9 days
The month with the highest number of rainy days is March (13.8 days).
The month with the least rainy days is July (1.1 days).
Average daylight in December /
Average sunshine in December
Pleasant Grove, CA
- Average daylight in December: 9h and 3min
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 30min).
- Average sunshine in December: 5h and 4min
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 42min).
Average sunshine days in December
Pleasant Grove, CA
- Average sunshine days in December: 18.8 days
The month with the most sunshine days is July (29.6 days).
The month with the least sunshine days is March (16 days).
Average UV index in December
Pleasant Grove, CA
- Average UV index in December: 3
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Pleasant Grove, CA
- Average cloud cover in December: 37
The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in December
Pleasant Grove, 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).
Pleasant Grove, California, USA
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