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
January's arrival shows an average high-temperature of a still refreshing 59.9°F (15.5°C), hardly different from the previous month. In January, the nighttime temperature lowers to an average of 41.5°F (5.3°C).Humidity
The most humid month is January, with an average relative humidity of 64%.Rainfall
In East Porterville, in January, during 6.5 rainfall days, 1.42" (36mm) of precipitation is typically accumulated. Throughout the year, there are 52.3 rainfall days, and 9.37" (238mm) of precipitation is accumulated.Snowfall
January, March through December are months without snowfall.Daylight
In January, the average length of the day is 10h and 2min.On the first day of the month, sunrise is at 7:06 am and sunset at 4:52 pm. On the last day of January, in East Porterville, sunrise is at 6:57 am and sunset at 5:21 pm PST.
Sunshine
The average sunshine in January is 6.9h.UV index
The months with the lowest UV index are January, November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 3 during January leads to these instructions:
Heed the precautions - Suggestions to avoid sunburn are made. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Frequently asked questions
What are January temperatures in East Porterville?
What is the most humid month in East Porterville?
What is the average humidity in January in East Porterville?
How much does it rain in East Porterville in January?
When it does not snow in East Porterville?
Does it snow in East Porterville in January?
What is the average length of the day in January in East Porterville?
When are sunrise and sunset in January in East Porterville?
How many hours of sunshine does East Porterville have in January?
What is the month with the lowest UV index in East Porterville?
What is the UV index reading in January in East Porterville?
Average temperature in January
East Porterville, CA
- Average high temperature in January: 59.9°F
The warmest month (with the highest average high temperature) is July (97.7°F).
The month with the lowest average high temperature is December (57.6°F).
- Average low temperature in January: 41.5°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is December (40.3°F).
Average pressure in January
East Porterville, CA
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in January
East Porterville, CA
- Average wind speed in January: 3.9mph
The windiest month (with the highest average wind speed) is June (5.2mph).
The calmest month (with the lowest average wind speed) is December (3.6mph).
Average humidity in January
East Porterville, CA
- Average humidity in January: 64%
The month with the highest relative humidity is January (64%).
The month with the lowest relative humidity is August (30%).
Average rainfall in January
East Porterville, CA
- Average rainfall in January: 1.42"
The wettest month (with the highest rainfall) is March (1.93").
The driest months (with the least rainfall) are June and August (0.04").
Average rainfall days in January
East Porterville, CA
- Average rainfall days in January: 6.5 days
The month with the highest number of rainy days is March (9.3 days).
The month with the least rainy days is August (0.5 days).
Average snowfall days in January
East Porterville, CA
- Average snowfall days in January: 0 days
The month with the highest number of snowfall days is February (0.2 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in January /
Average sunshine in January
East Porterville, CA
- Average daylight in January: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in January: 6h and 5min
The months with the most sunshine are June and July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).
Average sunshine days in January
East Porterville, CA
- Average sunshine days in January: 23.1 days
The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is February (20.3 days).
Average UV index in January
East Porterville, CA
- Average UV index in January: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 3).
Average cloud cover in January
East Porterville, CA
- Average cloud cover in January: 22
The month with the most cloud cover is March (Cloud cover 24).
The months with the least cloud cover are July and August (Cloud cover 4).
Average visibility in January
East Porterville, 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).
East Porterville, California, USA
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