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
The shift into January finds Merced at an average high-temperature of a still moderate 58.6°F (14.8°C), closely comparable to December's conditions. In January, the temperature drops to an average of 42.4°F (5.8°C) at night.Humidity
January is the most humid month, with an average relative humidity of 70%.Rainfall
In Merced, in January, during 7 rainfall days, 1.65" (42mm) of precipitation is typically accumulated. In Merced, during the entire year, the rain falls for 62.9 days and collects up to 11.69" (297mm) of precipitation.Daylight
In Merced, California, the average length of the day in January is 9h and 56min.On the first day of January in Merced, sunrise is at 7:15 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:24 pm PST.
Sunshine
The average sunshine in January is 6.3h.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 of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index, 3 during January, leads to the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Frequently asked questions
What are January temperatures in Merced?
What is the most humid month in Merced?
What is the average humidity in January in Merced?
How many days does it rain in January in Merced?
What is the average length of the day in January in Merced?
What time are sunrise and sunset in January in Merced?
How many hours of sunshine does Merced have in January?
What is the month with the lowest UV index in Merced?
How high is the UV index in January in Merced?
Average temperature in January
Merced, CA
- Average high temperature in January: 58.6°F
The warmest month (with the highest average high temperature) is July (99.1°F).
The month with the lowest average high temperature is December (55.9°F).
- Average low temperature in January: 42.4°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is December (41.9°F).
Average pressure in January
Merced, 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
Merced, CA
- Average wind speed in January: 5.2mph
The windiest month (with the highest average wind speed) is June (8.3mph).
The calmest months (with the lowest average wind speed) are January and November (5.2mph).
Average humidity in January
Merced, CA
- Average humidity in January: 70%
The month with the highest relative humidity is January (70%).
The month with the lowest relative humidity is July (32%).
Average rainfall in January
Merced, CA
- Average rainfall in January: 1.65"
The wettest month (with the highest rainfall) is March (2.44").
The driest month (with the least rainfall) is August (0.04").
Average rainfall days in January
Merced, CA
- Average rainfall days in January: 7 days
The month with the highest number of rainy days is March (11.3 days).
The month with the least rainy days is June (1.1 days).
Average daylight in January /
Average sunshine in January
Merced, 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 2min
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 6min).
Average sunshine days in January
Merced, CA
- Average sunshine days in January: 23.4 days
The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is March (18.8 days).
Average UV index in January
Merced, 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, February, November and December (UV index 3).
Average cloud cover in January
Merced, CA
- Average cloud cover in January: 30
The month with the most cloud cover is March (Cloud cover 32).
The months with the least cloud cover are July and August (Cloud cover 5).
Average visibility in January
Merced, 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).
Merced, California, USA
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