Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
The arrival of January denotes a barely perceptible change in the average high-temperatures to a still refreshing 63.9°F (17.7°C) from December's 61.3°F (16.3°C). In January, Alpine encounters an average low-temperature of 45°F (7.2°C) during the night.Humidity
In January, the average relative humidity is 53%.Rainfall
In Alpine, during January, the rain falls for 5.1 days and regularly aggregates up to 0.75" (19mm) of precipitation. Throughout the year, there are 62 rainfall days, and 6.38" (162mm) of precipitation is accumulated.Daylight
In Alpine, the average length of the day in January is 10h and 17min.On the first day of January, sunrise is at 6:49 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 5:18 pm PST.
Sunshine
In January, the average sunshine is 6.9h.UV index
In January, the average daily maximum UV index in Alpine is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A daily high UV index of 4 in January leads to these guidelines:
Heed the precautions - It is counselled to guard against solar damage. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Frequently asked questions
What are the temperatures in Alpine in January?
What is the average humidity in January in Alpine?
How much does it rain in Alpine in January?
What is the average length of the day in January in Alpine?
What time are sunrise and sunset in January in Alpine?
How many hours of sunshine does Alpine have in January?
What is the UV index intensity in January in Alpine?
Average temperature in January
Alpine, CA
- Average high temperature in January: 63.9°F
The warmest month (with the highest average high temperature) is August (87.3°F).
The month with the lowest average high temperature is December (61.3°F).
- Average low temperature in January: 45°F
The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is February (44.2°F).
Average pressure in January
Alpine, CA
- Average pressure in January: 30.09"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in January
Alpine, CA
- Average wind speed in January: 5.1mph
The windiest month (with the highest average wind speed) is May (5.7mph).
The calmest month (with the lowest average wind speed) is September (4.1mph).
Average humidity in January
Alpine, CA
- Average humidity in January: 53%
The month with the highest relative humidity is May (62%).
The month with the lowest relative humidity is November (51%).
Average rainfall in January
Alpine, CA
- Average rainfall in January: 0.75"
The wettest month (with the highest rainfall) is February (0.94").
The driest month (with the least rainfall) is June (0.08").
Average rainfall days in January
Alpine, CA
- Average rainfall days in January: 5.1 days
The month with the highest number of rainy days is March (7.6 days).
The month with the least rainy days is June (1.5 days).
Average daylight in January /
Average sunshine in January
Alpine, CA
- Average daylight in January: 10h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January: 6h and 5min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in January
Alpine, CA
- Average sunshine days in January: 24.3 days
The month with the most sunshine days is June (27.5 days).
The month with the least sunshine days is July (19.4 days).
Average UV index in January
Alpine, CA
- Average UV index in January: 4
The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are November and December (UV index 3).
Average cloud cover in January
Alpine, CA
- Average cloud cover in January: 20
The months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility in January
Alpine, CA
- Average visibility in January: 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).
Alpine, California, USA
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