January weather forecastGroveland, CA
January weather for Groveland, California: In Groveland, California, in January, snow falls for 1.3 days, with typically accumulated 2.09" (53mm) of snow. January, the same as December, is a cool winter month in Groveland, California, with an average temperature fluctuating between 53.8°F (12.1°C) and 37°F (2.8°C).
January
Weather in January
January, the same as December, is a cool winter month in Groveland, California, with an average temperature fluctuating between 53.8°F (12.1°C) and 37°F (2.8°C).Temperature
Groveland, California, records a slight change with January's average high-temperatures adjusting to a still fresh 53.8°F (12.1°C) from December's 51.4°F (10.8°C). Groveland in January anticipates an average nighttime temperature of 37°F (2.8°C).Humidity
In January, the average relative humidity is 66%.Rainfall
In Groveland, during January, the rain falls for 9.1 days and regularly aggregates up to 4.13" (105mm) of precipitation. Throughout the year, in Groveland, there are 79.1 rainfall days, and 27.32" (694mm) of precipitation is accumulated.Snowfall
Months with snowfall in Groveland are January through April, November and December. In Groveland, California, in January, snow falls for 1.3 days, with typically accumulated 2.09" (53mm) of snow. Throughout the year, there are 9.6 snowfall days, and 20.67" (525mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 54min.On the first day of January, sunrise is at 7:16 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:22 pm PST.
Sunshine
In January, the average sunshine is 6.3h.UV index
In January, the average daily maximum UV index in Groveland is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: In January, the UV index of 3 transforms into the following advice:
Heed the precautions - It is counselled to guard against solar damage. Avoiding the Sun during its peak radiation time around midday is a healthy practice. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Groveland, CA
- Average high temperature in January: 53.8°F
The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is December (51.4°F).
- Average low temperature in January: 37°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is December (35.1°F).
Average pressure in January
Groveland, CA
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
Groveland, CA
- Average wind speed in January: 5mph
The windiest month (with the highest average wind speed) is February (5.8mph).
The calmest month (with the lowest average wind speed) is November (4.7mph).
Average humidity in January
Groveland, CA
- Average humidity in January: 66%
The month with the highest relative humidity is March (70%).
The months with the lowest relative humidity are July and August (33%).
Average rainfall in January
Groveland, CA
- Average rainfall in January: 4.13"
The wettest month (with the highest rainfall) is March (5.31").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in January
Groveland, CA
- Average rainfall days in January: 9.1 days
The month with the highest number of rainy days is March (14 days).
The month with the least rainy days is August (1.2 days).
Average snowfall in January
Groveland, CA
- Average snowfall in January: 2.09"
The month with the highest snowfall is February (8.58").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Groveland, CA
- Average snowfall days in January: 1.3 days
The month with the highest number of snowfall days is February (3.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Groveland, CA
- Average daylight in January: 9h and 54min
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 18min
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
Groveland, CA
- Average sunshine days in January: 20.6 days
The months with the most sunshine days are July and August (28.8 days).
The month with the least sunshine days is March (15.4 days).
Average UV index in January
Groveland, CA
- Average UV index in January: 3
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is November (UV index 2).
Average cloud cover in January
Groveland, CA
- Average cloud cover in January: 29
The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in January
Groveland, 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).
