January weather forecastRich, CA
January
Weather in January
January in Rich, California, is a mild winter month, with an average temperature varying between 39.4°F (4.1°C) and 56.8°F (13.8°C).Temperature
January brings a marginal elevation to a refreshing 56.8°F (13.8°C) from December's 55°F (12.8°C) in Rich's average high-temperatures. January generally records an average low-temperature of 39.4°F (4.1°C).Humidity
In Rich, the average relative humidity in January is 50%.Rainfall
In January, in Rich, California, the rain falls for 4.3 days. Throughout January, 0.55" (14mm) of precipitation is accumulated. In Rich, during the entire year, the rain falls for 39.4 days and collects up to 3.86" (98mm) of precipitation.Snowfall
January, November and December are months with snowfall. January is the last month it regularly snows. During 0.3 snowfall days, in January, Rich aggregates 0.12" (3mm) of snow. In Rich, during the entire year, snow falls for 0.7 days and aggregates up to 1.1" (28mm) of snow.Daylight
In Rich, the average length of the day in January is 10h and 7min.On the first day of the month, sunrise is at 6:58 am and sunset at 4:50 pm. On the last day of January, sunrise is at 6:50 am and sunset at 5:18 pm PST.
Sunshine
With an average of 7h of sunshine, January has the least sunshine of the year.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The UV index of 3 during January leads to these advisories:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. To cut down UV radiation exposure by about half, sport a wide-brim hat. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Rich, CA
- Average high temperature in January: 56.8°F
The warmest month (with the highest average high temperature) is July (95.9°F).
The month with the lowest average high temperature is December (55°F).
- Average low temperature in January: 39.4°F
The month with the highest average low temperature is August (70.3°F).
The coldest month (with the lowest average low temperature) is December (38.1°F).
Average pressure in January
Rich, CA
- Average pressure in January: 30.12"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in January
Rich, CA
- Average wind speed in January: 6.5mph
The windiest month (with the highest average wind speed) is May (11.8mph).
The calmest month (with the lowest average wind speed) is January (6.5mph).
Average humidity in January
Rich, CA
- Average humidity in January: 50%
The month with the highest relative humidity is December (51%).
The month with the lowest relative humidity is August (24%).
Average rainfall in January
Rich, CA
- Average rainfall in January: 0.55"
The wettest month (with the highest rainfall) is December (0.83").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in January
Rich, CA
- Average rainfall days in January: 4.3 days
The month with the highest number of rainy days is March (5.5 days).
The month with the least rainy days is June (0.9 days).
Average snowfall in January
Rich, CA
- Average snowfall in January: 0.12"
The month with the highest snowfall is November (0.71").
The months with the least snowfall are February, March, April, May, June, July, August, September and October (0").
Average snowfall days in January
Rich, CA
- Average snowfall days in January: 0.3 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Rich, CA
- Average daylight in January: 10h and 6min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in January: 7h and 0min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 7h and 0min).
Average sunshine days in January
Rich, CA
- Average sunshine days in January: 25.7 days
The month with the most sunshine days is June (28.2 days).
The month with the least sunshine days is February (22.8 days).
Average UV index in January
Rich, CA
- Average UV index in January: 3
The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in January
Rich, CA
- Average cloud cover in January: 18
The months with the most cloud cover are March and December (Cloud cover 19).
The months with the least cloud cover are June, August and September (Cloud cover 5).
Average visibility in January
Rich, 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).





