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 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
Ripon's entry into January measures an average high-temperature of a moderate 56.8°F (13.8°C), closely parallel to the preceding month. Ripon's January nights cool down to an average low-temperature of 41°F (5°C).Humidity
The most humid month is January, with an average relative humidity of 73%.Rainfall
In Ripon, during January, the rain falls for 8.5 days and regularly aggregates up to 1.81" (46mm) of precipitation. Throughout the year, there are 67.8 rainfall days, and 11.22" (285mm) of precipitation is accumulated.Snowfall
In Ripon, snow does not fall in January through November.Daylight
In Ripon, California, the average length of the day in January is 9h and 55min.On the first day of the month, sunrise is at 7:19 am and sunset at 4:56 pm. On the last day of January, sunrise is at 7:09 am and sunset at 5:26 pm PST.
Sunshine
The average sunshine in January is 6.2h.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 unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 3 in January translates into these instructions:
Make use of precautions - Suggestions to resist sunburn are communicated. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average January temperature?
What is the most humid month in Ripon?
What is the average humidity in January?
How much does it rain in January?
When it does not snow?
Does it snow in January?
How many hours of daylight does Ripon have in January?
When is the sunrise / sunset in January?
How many hours of sunshine does Ripon have in January?
What are the months with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Ripon, CA
- Average high temperature in January: 56.8°F
The warmest month (with the highest average high temperature) is July (94.6°F).
The month with the lowest average high temperature is December (54.9°F).
- Average low temperature in January: 41°F
The month with the highest average low temperature is August (59.9°F).
The coldest month (with the lowest average low temperature) is December (40.6°F).
Average pressure in January
Ripon, CA
- Average pressure in January: 30.15"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
Ripon, CA
- Average wind speed in January: 4.9mph
The windiest month (with the highest average wind speed) is June (6.8mph).
The calmest month (with the lowest average wind speed) is November (4.7mph).
Average humidity in January
Ripon, CA
- Average humidity in January: 73%
The month with the highest relative humidity is January (73%).
The month with the lowest relative humidity is July (42%).
Average rainfall in January
Ripon, CA
- Average rainfall in January: 1.81"
The wettest month (with the highest rainfall) is March (2.01").
The driest months (with the least rainfall) are July and August (0.08").
Average rainfall days in January
Ripon, CA
- Average rainfall days in January: 8.5 days
The month with the highest number of rainy days is March (12 days).
The month with the least rainy days is August (1.2 days).
Average snowfall days in January
Ripon, CA
- Average snowfall days in January: 0 days
The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Ripon, CA
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January: 6h and 1min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in January
Ripon, CA
- Average sunshine days in January: 21.5 days
The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is March (17.5 days).
Average UV index in January
Ripon, CA
- Average UV index in January: 3
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in January
Ripon, CA
- Average cloud cover in January: 31
The month with the most cloud cover is March (Cloud cover 34).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in January
Ripon, 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).
Ripon, California, USA
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