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 snowfall in January
- Average snowfall 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
Alleghany, California, marks the onset of January with an average high-temperature of a still chilly 45.7°F (7.6°C), a subtle shift from December's 43.7°F (6.5°C). Alleghany records a steady low-temperature average of 30.9°F (-0.6°C) during January.Humidity
The average relative humidity in January is 73%.Rainfall
In Alleghany, during January, the rain falls for 6.3 days and regularly aggregates up to 5.67" (144mm) of precipitation. Throughout the year, in Alleghany, there are 72.9 rainfall days, and 36.06" (916mm) of precipitation is accumulated.Snowfall
Months with snowfall in Alleghany are January through June, September through December. In Alleghany, in January, snow falls for 8.7 days, with typically accumulated 29.37" (746mm) of snow. In Alleghany, during the entire year, snow falls for 53.3 days and aggregates up to 151.57" (3850mm) of snow.Daylight
In Alleghany, the average length of the day in January is 9h and 46min.On the first day of January, sunrise is at 7:23 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:21 pm PST.
Sunshine
With an average of 5.6h of sunshine, January has the least sunshine of the year.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Alleghany. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In January, the maximum UV index of 2 suggests these recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
What is the usual temperature for Alleghany in January?
What is the average humidity in January in Alleghany?
How many days does it rain in January in Alleghany?
How much does it snow in Alleghany in January?
How many hours of daylight does Alleghany have in January?
What time are sunrise and sunset in January in Alleghany?
What is the month with the least sunshine in Alleghany?
How many hours of sunshine does Alleghany have in January?
What are the months with the lowest UV index in Alleghany?
What is the UV index reading in January in Alleghany?
Average temperature in January
Alleghany, CA
- Average high temperature in January: 45.7°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is December (43.7°F).
- Average low temperature in January: 30.9°F
The month with the highest average low temperature is July (52.9°F).
The coldest month (with the lowest average low temperature) is December (29.1°F).
Average pressure in January
Alleghany, CA
- Average pressure in January: 30.17"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in January
Alleghany, CA
- Average wind speed in January: 6mph
The windiest month (with the highest average wind speed) is February (6.3mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in January
Alleghany, CA
- Average humidity in January: 73%
The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is July (39%).
Average rainfall in January
Alleghany, CA
- Average rainfall in January: 5.67"
The wettest month (with the highest rainfall) is March (7.09").
The driest month (with the least rainfall) is July (0.08").
Average rainfall days in January
Alleghany, CA
- Average rainfall days in January: 6.3 days
The month with the highest number of rainy days is April (11 days).
The month with the least rainy days is July (1.8 days).
Average snowfall in January
Alleghany, CA
- Average snowfall in January: 29.37"
The month with the highest snowfall is March (37.6").
The months with the least snowfall are July and August (0").
Average snowfall days in January
Alleghany, CA
- Average snowfall days in January: 8.7 days
The month with the highest number of snowfall days is March (11.7 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in January /
Average sunshine in January
Alleghany, CA
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January: 5h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).
Average sunshine days in January
Alleghany, CA
- Average sunshine days in January: 18.7 days
The month with the most sunshine days is July (28 days).
The month with the least sunshine days is March (12.6 days).
Average UV index in January
Alleghany, CA
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in January
Alleghany, CA
- Average cloud cover in January: 37
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 5).
Average visibility in January
Alleghany, CA
- Average visibility in January: 5mi
The months with the highest visibility are May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March and April (5mi).
Alleghany, California, USA
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