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
San Francisco Solo's December weather reaches an average high of 20.6°C (69.1°F) and an average low of 8.3°C (46.9°F), making it the coldest month.Humidity
In December, the average relative humidity in San Francisco Solo, Mexico, is 62%.Rainfall
The month with the least rainfall in San Francisco Solo is December, when the rain falls for 4.4 days and typically collects 7mm (0.28") of precipitation.Daylight
With an average of 11h and 0min of daylight, December has the shortest days of the year in San Francisco Solo.On the first day of the month, sunrise is at 6:58 am and sunset at 6:00 pm. On the last day of December, in San Francisco Solo, sunrise is at 7:14 am and sunset at 6:12 pm CST.
Sunshine
With an average of 9.9h of sunshine, December has the most sunshine of the year in San Francisco Solo.UV index
January, August, October through December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.Note: A typical high UV index of 4 in December suggests the following recommendations:
Guard yourself - Avoiding sunburn is suggested. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Frequently asked questions
What is the coldest time of year in San Francisco Solo?
What is the temperature in December in San Francisco Solo?
What is the average humidity in December in San Francisco Solo?
What is the driest month in San Francisco Solo?
How much does it rain in San Francisco Solo in December?
What is the month with the shortest days in San Francisco Solo?
How many hours of daylight does San Francisco Solo have in December?
When are sunrise and sunset in December in San Francisco Solo?
What month has the most sunshine in San Francisco Solo?
How long on average sun shines in December in San Francisco Solo?
When is the lowest UV index in San Francisco Solo?
What is the UV index reading in December in San Francisco Solo?
Average temperature in December
San Francisco Solo, Mexico
- Average high temperature in December: 20.6°C
The warmest month (with the highest average high temperature) is May (26.5°C).
The month with the lowest average high temperature is December (20.6°C).
- Average low temperature in December: 8.3°C
The month with the highest average low temperature is May (13.9°C).
The coldest month (with the lowest average low temperature) is January (7.8°C).
Average pressure in December
San Francisco Solo, Mexico
- Average pressure in December: 1016.7mbar
The month with the highest atmospheric pressure is January (1017.2mbar).
The month with the lowest atmospheric pressure is May (1013.2mbar).
Average wind speed in December
San Francisco Solo, Mexico
- Average wind speed in December: 6.5km/h
The windiest month (with the highest average wind speed) is April (7.6km/h).
The calmest month (with the lowest average wind speed) is July (5km/h).
Average humidity in December
San Francisco Solo, Mexico
- Average humidity in December: 62%
The months with the highest relative humidity are August and September (83%).
The month with the lowest relative humidity is April (41%).
Average rainfall in December
San Francisco Solo, Mexico
- Average rainfall in December: 7mm
The wettest month (with the highest rainfall) is July (300mm).
The driest month (with the least rainfall) is December (7mm).
Average rainfall days in December
San Francisco Solo, Mexico
- Average rainfall days in December: 4.4 days
The month with the highest number of rainy days is August (30.6 days).
The month with the least rainy days is February (4.3 days).
Average daylight in December /
Average sunshine in December
San Francisco Solo, Mexico
- Average daylight in December: 11h and 0min
The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).
- Average sunshine in December: 9h and 5min
The month with the most sunshine is December (Average sunshine: 9h and 54min).
The month with the least sunshine is July (Average sunshine: 8h and 6min).
Average sunshine days in December
San Francisco Solo, Mexico
- Average sunshine days in December: 24.8 days
The month with the most sunshine days is December (24.8 days).
The month with the least sunshine days is August (0.2 days).
Average UV index in December
San Francisco Solo, Mexico
- Average UV index in December: 4
The months with the highest UV index are February, March, April, May, June, July and September (UV index 5).
The months with the lowest UV index are January, August, October, November and December (UV index 4).
Average cloud cover in December
San Francisco Solo, Mexico
- Average cloud cover in December: 10
The month with the most cloud cover is July (Cloud cover 45).
The months with the least cloud cover are April and December (Cloud cover 10).
Average visibility in December
San Francisco Solo, Mexico
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, November and December (10km).
The months with the lowest visibility are July and September (8km).
San Francisco Solo, Mexico
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