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
During January, Chiriaco Summit observes a subtle ascent to a still refreshing 62.2°F (16.8°C) from December's 60.6°F (15.9°C) in the average high-temperature. In January, Chiriaco Summit reports a consistent average low-temperature of 47.3°F (8.5°C) during the nights.Humidity
The average relative humidity in January is 45%.Rainfall
In January, the rain falls for 4.7 days. Throughout January, 0.43" (11mm) of precipitation is accumulated. In Chiriaco Summit, during the entire year, the rain falls for 46.2 days and collects up to 4.09" (104mm) of precipitation.Daylight
In Chiriaco Summit, California, the average length of the day in January is 10h and 13min.On the first day of the month, sunrise is at 6:47 am and sunset at 4:45 pm. On the last day of January, in Chiriaco Summit, California, sunrise is at 6:39 am and sunset at 5:12 pm PST.
Sunshine
In January, the average sunshine in Chiriaco Summit is 7.3h.UV index
The average daily maximum UV index in January in Chiriaco Summit is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index of 4 during January translates into these guidelines:
Take precautions. Light skin individuals may get burned in less than 30 minutes. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Frequently asked questions
What is the temperature in January in Chiriaco Summit?
What is the average humidity in January in Chiriaco Summit?
How much does it rain in Chiriaco Summit in January?
What is the average length of the day in January in Chiriaco Summit?
When is the sunrise / sunset in January in Chiriaco Summit?
How long on average sun shines in January in Chiriaco Summit?
What is the UV index intensity in January in Chiriaco Summit?
Average temperature in January
Chiriaco Summit, CA
- Average high temperature in January: 62.2°F
The warmest month (with the highest average high temperature) is July (95.4°F).
The month with the lowest average high temperature is December (60.6°F).
- Average low temperature in January: 47.3°F
The month with the highest average low temperature is August (76.3°F).
The coldest month (with the lowest average low temperature) is December (46.8°F).
Average pressure in January
Chiriaco Summit, 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 (29.8"Hg).
Average wind speed in January
Chiriaco Summit, CA
- Average wind speed in January: 5.5mph
The windiest month (with the highest average wind speed) is May (8.2mph).
The calmest month (with the lowest average wind speed) is January (5.5mph).
Average humidity in January
Chiriaco Summit, CA
- Average humidity in January: 45%
The month with the highest relative humidity is December (46%).
The month with the lowest relative humidity is June (29%).
Average rainfall in January
Chiriaco Summit, CA
- Average rainfall in January: 0.43"
The wettest month (with the highest rainfall) is July (0.79").
The driest months (with the least rainfall) are May and June (0.12").
Average rainfall days in January
Chiriaco Summit, CA
- Average rainfall days in January: 4.7 days
The month with the highest number of rainy days is July (6.9 days).
The month with the least rainy days is June (1.5 days).
Average daylight in January /
Average sunshine in January
Chiriaco Summit, 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: 10h and 0min).
- Average sunshine in January: 7h and 2min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).
Average sunshine days in January
Chiriaco Summit, CA
- Average sunshine days in January: 24.9 days
The month with the most sunshine days is October (27.4 days).
The month with the least sunshine days is July (19.4 days).
Average UV index in January
Chiriaco Summit, CA
- Average UV index in January: 4
The month with the highest UV index is July (UV index 8).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in January
Chiriaco Summit, CA
- Average cloud cover in January: 15
The month with the most cloud cover is December (Cloud cover 17).
The month with the least cloud cover is June (Cloud cover 4).
Average visibility in January
Chiriaco Summit, 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).
Chiriaco Summit, California, USA
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