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
With the advent of January, Glenn experiences an average high-temperature of a mild 57.7°F (14.3°C), mirroring a close resemblance to the previous month. In January, the nighttime temperature in Glenn lowers to an average of 42.8°F (6°C).Humidity
In January, the average relative humidity is 67%.Rainfall
In Glenn, in January, it is raining for 9.9 days, with typically 2.76" (70mm) of accumulated precipitation. In Glenn, during the entire year, the rain falls for 82.1 days and collects up to 17.24" (438mm) of precipitation.Daylight
The average length of the day in January is 9h and 46min.On the first day of the month, sunrise is at 7:28 am and sunset at 4:54 pm. On the last day of January, in Glenn, sunrise is at 7:16 am and sunset at 5:26 pm PST.
Sunshine
In Glenn, the average sunshine in January is 5.9h.UV index
The average daily maximum UV index in January is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 4 during January translates into these guidelines:
Guard yourself - An obligation to protect skin and eyes from harm exists. Around midday, solar radiation is most harmful; hence, exposure should be limited. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Frequently asked questions
What is the temperature in January in Glenn?
What is the average humidity in January in Glenn?
How many days does it rain in January in Glenn?
How many hours of daylight does Glenn have in January?
When is the sunrise / sunset in January in Glenn?
How many hours of sunshine does Glenn have in January?
What is the UV index reading in January in Glenn?
Average temperature in January
Glenn, CA
- Average high temperature in January: 57.7°F
The warmest month (with the highest average high temperature) is July (98.4°F).
The month with the lowest average high temperature is December (54.9°F).
- Average low temperature in January: 42.8°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is December (41.9°F).
Average pressure in January
Glenn, CA
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in January
Glenn, CA
- Average wind speed in January: 5.8mph
The windiest month (with the highest average wind speed) is March (7.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in January
Glenn, CA
- Average humidity in January: 67%
The month with the highest relative humidity is March (69%).
The months with the lowest relative humidity are July and August (32%).
Average rainfall in January
Glenn, CA
- Average rainfall in January: 2.76"
The wettest month (with the highest rainfall) is February (3.19").
The driest months (with the least rainfall) are July and August (0.08").
Average rainfall days in January
Glenn, CA
- Average rainfall days in January: 9.9 days
The month with the highest number of rainy days is March (14.1 days).
The month with the least rainy days is July (1.6 days).
Average daylight in January /
Average sunshine in January
Glenn, 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 5min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in January
Glenn, CA
- Average sunshine days in January: 20.2 days
The month with the most sunshine days is July (29.5 days).
The month with the least sunshine days is March (16.1 days).
Average UV index in January
Glenn, CA
- Average UV index in January: 4
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are February, November and December (UV index 3).
Average cloud cover in January
Glenn, CA
- Average cloud cover in January: 35
The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in January
Glenn, 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).
Glenn, California, USA
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