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 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
Ramona Bowl's December weather reaches an average high of 58.6°F (14.8°C) and an average low of 41°F (5°C), making it the coldest month.Humidity
The average relative humidity in December in Ramona Bowl is 54%.Rainfall
In Ramona Bowl, in December, during 6 rainfall days, 1.22" (31mm) of precipitation is typically accumulated. In Ramona Bowl, during the entire year, the rain falls for 54 days and collects up to 6.61" (168mm) of precipitation.Snowfall
December is the only month when snow falls in Ramona Bowl. December is the month with the most snowfall. Snow falls for 0.1 days and accumulates 0.04" (1mm) of snow.Daylight
With an average of 10h and 0min of daylight, December has the shortest days of the year in Ramona Bowl.On the first day of December, sunrise is at 6:35 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 4:49 pm PST.
Sunshine
February and December, with an average of 6.7h of sunshine, are months with the least sunshine in Ramona Bowl, California.UV index
The months with the lowest UV index are November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In December, a regular UV index of 3 translates into these guidelines:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Frequently asked questions
What is the coldest month in Ramona Bowl?
What are December temperatures in Ramona Bowl?
What is the average humidity in December in Ramona Bowl?
How many days does it rain in December in Ramona Bowl?
What is the snowiest month in Ramona Bowl?
When does it start snowing in Ramona Bowl?
What is the month with the shortest days in Ramona Bowl?
How many hours of daylight does Ramona Bowl have in December?
When is the sunrise / sunset in December in Ramona Bowl?
What is the month with the least sunshine in Ramona Bowl?
How long on average sun shines in December in Ramona Bowl?
What is the month with the lowest UV index in Ramona Bowl?
How high is the UV index in December in Ramona Bowl?
Average temperature in December
Ramona Bowl, CA
- Average high temperature in December: 58.6°F
The warmest month (with the highest average high temperature) is August (90.5°F).
The month with the lowest average high temperature is December (58.6°F).
- Average low temperature in December: 41°F
The month with the highest average low temperature is August (63.1°F).
The coldest month (with the lowest average low temperature) is December (41°F).
Average pressure in December
Ramona Bowl, CA
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in December
Ramona Bowl, CA
- Average wind speed in December: 5.5mph
The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is September (4.7mph).
Average humidity in December
Ramona Bowl, CA
- Average humidity in December: 54%
The months with the highest relative humidity are February, March and May (56%).
The month with the lowest relative humidity is August (41%).
Average rainfall in December
Ramona Bowl, CA
- Average rainfall in December: 1.22"
The wettest month (with the highest rainfall) is February (1.38").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in December
Ramona Bowl, CA
- Average rainfall days in December: 6 days
The month with the highest number of rainy days is March (7.4 days).
The month with the least rainy days is June (1.6 days).
Average snowfall in December
Ramona Bowl, CA
- Average snowfall in December: 0.04"
The month with the highest snowfall is December (0.04").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Ramona Bowl, 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
Ramona Bowl, CA
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 6h and 4min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The months with the least sunshine are February and December (Average sunshine: 6h and 42min).
Average sunshine days in December
Ramona Bowl, CA
- Average sunshine days in December: 24.2 days
The month with the most sunshine days is October (27.4 days).
The month with the least sunshine days is February (20.9 days).
Average UV index in December
Ramona Bowl, CA
- Average UV index in December: 3
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are November and December (UV index 3).
Average cloud cover in December
Ramona Bowl, CA
- Average cloud cover in December: 25
The months with the most cloud cover are March and December (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility in December
Ramona Bowl, 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).
Ramona Bowl, California, USA
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