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, Emeryville observes a subtle ascent to a still moderate 56.3°F (13.5°C) from December's 55.4°F (13°C) in the average high-temperature. The month of January records an average low-temperature of 44.2°F (6.8°C).Humidity
The average relative humidity in January is 73%.Rainfall
In January, the rain falls for 7.6 days. Throughout January, 0.94" (24mm) of precipitation is accumulated. Throughout the year, there are 55.6 rainfall days, and 5.24" (133mm) of precipitation is accumulated.Daylight
In Emeryville, the average length of the day in January is 9h and 54min.On the first day of January, sunrise is at 7:24 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:31 pm PST.
Sunshine
In January, the average sunshine is 6.1h.UV index
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily high UV index of 3 in January leads to these guidelines:
Put precautions into practice - Protective measures against sun-induced damage are advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average January temperature?
What is the average humidity in January?
How many days does it rain in January?
How many hours of daylight does Emeryville have in January?
When are sunrise and sunset in January in Emeryville?
How many hours of sunshine does Emeryville have in January?
When is the lowest UV index?
What is the UV index reading in January in Emeryville?
Average temperature in January
Emeryville, CA
- Average high temperature in January: 56.3°F
The warmest month (with the highest average high temperature) is September (76.6°F).
The month with the lowest average high temperature is December (55.4°F).
- Average low temperature in January: 44.2°F
The month with the highest average low temperature is September (56.8°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).
Average pressure in January
Emeryville, CA
- Average pressure in January: 30.13"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).
Average wind speed in January
Emeryville, CA
- Average wind speed in January: 5.3mph
The windiest month (with the highest average wind speed) is May (7.3mph).
The calmest month (with the lowest average wind speed) is November (5mph).
Average humidity in January
Emeryville, CA
- Average humidity in January: 73%
The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is October (64%).
Average rainfall in January
Emeryville, CA
- Average rainfall in January: 0.94"
The wettest month (with the highest rainfall) is February (1.1").
The driest months (with the least rainfall) are June, July, August and September (0.08").
Average rainfall days in January
Emeryville, CA
- Average rainfall days in January: 7.6 days
The month with the highest number of rainy days is March (8.7 days).
The month with the least rainy days is August (1.5 days).
Average daylight in January /
Average sunshine in January
Emeryville, 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: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in January
Emeryville, CA
- Average sunshine days in January: 22.3 days
The month with the most sunshine days is October (26 days).
The month with the least sunshine days is February (20.5 days).
Average UV index in January
Emeryville, CA
- Average UV index in January: 3
The months with the highest UV index are April, May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in January
Emeryville, CA
- Average cloud cover in January: 33
The month with the most cloud cover is March (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 11).
Average visibility in January
Emeryville, 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).
Emeryville, California, USA
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