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 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
The shift into January reveals an average high-temperature of an enjoyable 61.2°F (16.2°C), closely mirroring December's climate. Rosedale, in January, experiences an average temperature of 42.4°F (5.8°C) at night.Humidity
January, February and December, with an average relative humidity of 59%, are the most humid months.Rainfall
In January, the rain falls for 6.2 days. Throughout January, 0.71" (18mm) of precipitation is accumulated. Throughout the year, there are 49.2 rainfall days, and 6.06" (154mm) of precipitation is accumulated.Snowfall
January, March through December are months without snowfall.Daylight
The average length of the day in January in Rosedale is 10h and 5min.On the first day of the month, sunrise is at 7:05 am and sunset at 4:54 pm. On the last day of January, sunrise is at 6:56 am and sunset at 5:23 pm PST.
Sunshine
January and December, with an average of 6.7h of sunshine, are months with the least sunshine in Rosedale.UV index
The months with the lowest UV index in Rosedale, California, are January, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In January, a regular UV index of 3 translates into these guidelines:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Frequently asked questions
What are the temperatures in Rosedale in January?
What are the most humid months in Rosedale?
What is the average humidity in January in Rosedale?
How much does it rain in Rosedale in January?
When it does not snow in Rosedale?
Does it snow in Rosedale in January?
How many hours of daylight does Rosedale have in January?
What time are sunrise and sunset in January in Rosedale?
What are the months with the least sunshine in Rosedale?
How long on average sun shines in January in Rosedale?
What are the months with the lowest UV index in Rosedale?
What is the UV index reading in January in Rosedale?
Average temperature in January
Rosedale, CA
- Average high temperature in January: 61.2°F
The warmest month (with the highest average high temperature) is July (97.5°F).
The month with the lowest average high temperature is December (58.5°F).
- Average low temperature in January: 42.4°F
The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is December (41.4°F).
Average pressure in January
Rosedale, CA
- Average pressure in January: 30.13"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in January
Rosedale, CA
- Average wind speed in January: 4.2mph
The windiest months (with the highest average wind speed) are June and July (5mph).
The calmest months (with the lowest average wind speed) are November and December (3.9mph).
Average humidity in January
Rosedale, CA
- Average humidity in January: 59%
The months with the highest relative humidity are January, February and December (59%).
The month with the lowest relative humidity is August (30%).
Average rainfall in January
Rosedale, CA
- Average rainfall in January: 0.71"
The wettest month (with the highest rainfall) is December (1.02").
The driest months (with the least rainfall) are June, August and September (0.08").
Average rainfall days in January
Rosedale, CA
- Average rainfall days in January: 6.2 days
The month with the highest number of rainy days is March (8.5 days).
The month with the least rainy days is August (0.9 days).
Average snowfall in January
Rosedale, CA
- Average snowfall in January: 0"
The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in January
Rosedale, CA
- Average snowfall days in January: 0 days
The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Rosedale, CA
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in January: 6h and 4min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The months with the least sunshine are January and December (Average sunshine: 6h and 42min).
Average sunshine days in January
Rosedale, CA
- Average sunshine days in January: 23.8 days
The month with the most sunshine days is August (28.7 days).
The month with the least sunshine days is February (21.2 days).
Average UV index in January
Rosedale, 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
Rosedale, CA
- Average cloud cover in January: 23
The month with the most cloud cover is March (Cloud cover 26).
The month with the least cloud cover is August (Cloud cover 4).
Average visibility in January
Rosedale, 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).
Rosedale, California, USA
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