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 arrival registers an average high-temperature of a still enjoyable 66.7°F (19.3°C), closely aligning with the temperature of the previous month. An average temperature of 50.7°F (10.4°C) is recorded in Pico Rivera during the nights in January.Humidity
In January, the average relative humidity in Pico Rivera is 52%.Rainfall
In Pico Rivera, during January, the rain falls for 4.3 days and regularly aggregates up to 1.1" (28mm) of precipitation. In Pico Rivera, during the entire year, the rain falls for 40.2 days and collects up to 6.22" (158mm) of precipitation.Daylight
The average length of the day in January in Pico Rivera is 10h and 12min.On the first day of January, sunrise is at 6:57 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 5:21 pm PST.
Sunshine
January, February and December, with an average of 6.8h of sunshine, are months with the least sunshine.UV index
In January, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 5 during January translates into the following guidance:
Guard yourself - An obligation to protect skin and eyes from harm exists. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Pico Rivera in January?
What is the average humidity in January in Pico Rivera?
How many days does it rain in January in Pico Rivera?
What is the average length of the day in January in Pico Rivera?
When is the sunrise / sunset in January in Pico Rivera?
What is the month with the least sunshine in Pico Rivera?
How many hours of sunshine does Pico Rivera have in January?
What is the UV index intensity in January in Pico Rivera?
Average temperature in January
Pico Rivera, CA
- Average high temperature in January: 66.7°F
The warmest month (with the highest average high temperature) is August (85.8°F).
The month with the lowest average high temperature is December (64.9°F).
- Average low temperature in January: 50.7°F
The month with the highest average low temperature is August (66°F).
The coldest month (with the lowest average low temperature) is February (50°F).
Average pressure in January
Pico Rivera, 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
Pico Rivera, CA
- Average wind speed in January: 5.3mph
The windiest month (with the highest average wind speed) is April (6mph).
The calmest months (with the lowest average wind speed) are September and October (4.7mph).
Average humidity in January
Pico Rivera, CA
- Average humidity in January: 52%
The month with the highest relative humidity is June (63%).
The month with the lowest relative humidity is November (48%).
Average rainfall in January
Pico Rivera, CA
- Average rainfall in January: 1.1"
The wettest month (with the highest rainfall) is December (1.3").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in January
Pico Rivera, CA
- Average rainfall days in January: 4.3 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 days).
Average daylight in January /
Average sunshine in January
Pico Rivera, 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 months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 48min).
Average sunshine days in January
Pico Rivera, CA
- Average sunshine days in January: 26 days
The month with the most sunshine days is August (27 days).
The month with the least sunshine days is February (22.6 days).
Average UV index in January
Pico Rivera, CA
- Average UV index in January: 5
The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are February, November and December (UV index 4).
Average cloud cover in January
Pico Rivera, CA
- Average cloud cover in January: 21
The months with the most cloud cover are March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility in January
Pico Rivera, 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).
Pico Rivera, California, USA
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