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
January's average high-temperature is a still enjoyable 65.1°F (18.4°C), maintaining a close comparison with December's 63.1°F (17.3°C). San Gabriel's nights in January experience an average temperature drop to a chilly 48.4°F (9.1°C).Humidity
In January, the average relative humidity in San Gabriel, California, is 51%.Rainfall
In San Gabriel, in January, it is raining for 4.9 days, with typically 1.1" (28mm) of accumulated precipitation. In San Gabriel, California, during the entire year, the rain falls for 45 days and collects up to 6.61" (168mm) of precipitation.Daylight
In San Gabriel, California, the average length of the day in January is 10h and 11min.On the first day of January, sunrise is at 6:58 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 5:21 pm PST.
Sunshine
January, February and December, with an average of 6.9h of sunshine, are months with the least sunshine.UV index
January, February, November and December, with an average maximum UV index of 4, are months with the lowest UV index in San Gabriel. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high daily UV index of 4 during January translates into the following directions:
Be vigilant - A duty to shield skin and eyes from injury exists. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Frequently asked questions
What is the usual temperature for San Gabriel in January?
What is the average humidity in January in San Gabriel?
How many days does it rain in January in San Gabriel?
What is the average length of the day in January in San Gabriel?
When is the sunrise / sunset in January in San Gabriel?
What is the month with the least sunshine in San Gabriel?
How many hours of sunshine does San Gabriel have in January?
What is the month with the lowest UV index in San Gabriel?
What is the UV index reading in January in San Gabriel?
Average temperature in January
San Gabriel, CA
- Average high temperature in January: 65.1°F
The warmest month (with the highest average high temperature) is August (87.1°F).
The month with the lowest average high temperature is December (63.1°F).
- Average low temperature in January: 48.4°F
The month with the highest average low temperature is August (64.8°F).
The coldest month (with the lowest average low temperature) is February (47.1°F).
Average pressure in January
San Gabriel, CA
- Average pressure in January: 30.1"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in January
San Gabriel, CA
- Average wind speed in January: 5.3mph
The windiest month (with the highest average wind speed) is April (5.7mph).
The calmest month (with the lowest average wind speed) is September (4.4mph).
Average humidity in January
San Gabriel, CA
- Average humidity in January: 51%
The month with the highest relative humidity is June (59%).
The month with the lowest relative humidity is November (47%).
Average rainfall in January
San Gabriel, CA
- Average rainfall in January: 1.1"
The wettest month (with the highest rainfall) is December (1.34").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in January
San Gabriel, CA
- Average rainfall days in January: 4.9 days
The month with the highest number of rainy days is March (5.8 days).
The month with the least rainy days is June (1.2 days).
Average daylight in January /
Average sunshine in January
San Gabriel, CA
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in January: 6h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 54min).
Average sunshine days in January
San Gabriel, CA
- Average sunshine days in January: 25.3 days
The month with the most sunshine days is June (27.1 days).
The month with the least sunshine days is February (22.3 days).
Average UV index in January
San Gabriel, 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 January, February, November and December (UV index 4).
Average cloud cover in January
San Gabriel, CA
- Average cloud cover in January: 20
The months with the most cloud cover are March and December (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in January
San Gabriel, 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).
San Gabriel, California, USA
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