January weather forecast
South Lake, CA

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Weather in January

January is a cool winter month in South Lake, California, with temperature in the range of an average high of 51.4°F (10.8°C) and an average low of 34.2°F (1.2°C).

Temperature

Upon the beginning of January, South Lake's high-temperatures register at a fresh 51.4°F (10.8°C), closely mirroring the preceding month. The month of January records an average low-temperature of 34.2°F (1.2°C) in South Lake.

Humidity

The average relative humidity in January is 59%.

Rainfall

January is the month with the most rainfall. Rain falls for 6.8 days and accumulates 2.24" (57mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall. In South Lake, during January, snow falls for 1.3 days and regularly aggregates up to 1.77" (45mm) of snow. In South Lake, during the entire year, snow falls for 9.3 days and aggregates up to 9.65" (245mm) of snow.

Daylight

The average length of the day in January is 10h and 4min.
On the first day of the month, sunrise is at 7:02 am and sunset at 4:50 pm. On the last day of January, sunrise is at 6:54 am and sunset at 5:19 pm PST.

Sunshine

The months with the least sunshine are January and February, with an average of 6.4h of sunshine.

UV index

The average daily maximum UV index in January is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In January, a daily maximum UV index of 3 leads to the following instructions:
Guard yourself - An obligation to protect skin and eyes from harm exists. To avoid the Sun's strongest rays, limit exposure around the mid-day period. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in January in South Lake?

In South Lake, 51.4°F (10.8°C) is the average high-temperature and 34.2°F (1.2°C) is the average low-temperature during January.

What is the average humidity in January in South Lake?

The average relative humidity in January in South Lake is 59%.

What is the wettest month in South Lake?

The month with the most rainfall is January, when the rain falls for 6.8 days and typically aggregates up to 2.24" (57mm) of precipitation.

How much does it rain in South Lake in January?

In January, in South Lake, the rain falls for 6.8 days. Throughout January, 2.24" (57mm) of precipitation is accumulated.

How many days does it snow in January in South Lake?

In South Lake, in January, during 1.3 snowfall days, 1.77" (45mm) of snow is typically accumulated.

What is the average length of the day in January in South Lake?

The average day length in January is 10h and 4min.

What time are sunrise and sunset in January in South Lake?

In January, on the first day of the month, sunrise is at 7:02 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 5:19 pm PST.

What is the month with the least sunshine in South Lake?

The months with the least sunshine in South Lake are January and February, with an average of 6.4h of sunshine.

How long on average sun shines in January in South Lake?

The average sunshine duration in January is 6.4h.

How high is the UV index in January in South Lake?

In South Lake, California, the average daily maximum UV index in January is 3. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
South Lake, CA

Average temperature in January - South Lake, CA
  • Average high temperature in January: 51.4°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is December (49.3°F).

  • Average low temperature in January: 34.2°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is December (32.4°F).

Average pressure in January
South Lake, CA

Average pressure in January - South Lake, 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 (29.85"Hg).

Average wind speed in January
South Lake, CA

Average wind speed in January - South Lake, CA
  • Average wind speed in January: 5.5mph

The windiest month (with the highest average wind speed) is May (7.4mph).
The calmest month (with the lowest average wind speed) is September (5.4mph).

Average humidity in January
South Lake, CA

Average humidity in January - South Lake, CA
  • Average humidity in January: 59%

The month with the highest relative humidity is February (61%).
The month with the lowest relative humidity is August (31%).

Average rainfall in January
South Lake, CA

Average rainfall in January - South Lake, CA
  • Average rainfall in January: 2.24"

The wettest month (with the highest rainfall) is January (2.24").
The driest month (with the least rainfall) is June (0.2").

Average rainfall days in January
South Lake, CA

Average rainfall days in January - South Lake, CA
  • Average rainfall days in January: 6.8 days

The month with the highest number of rainy days is March (10.1 days).
The month with the least rainy days is June (1.5 days).

Average snowfall in January
South Lake, CA

Average snowfall in January - South Lake, CA
  • Average snowfall in January: 1.77"

The month with the highest snowfall is February (3.98").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in January
South Lake, CA

Average snowfall days in January - South Lake, CA
  • Average snowfall days in January: 1.3 days

The month with the highest number of snowfall days is February (2.7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
South Lake, CA

Average daylight in January / Average sunshine in January - South Lake, 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 2min

The months with the most sunshine are June and July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and February (Average sunshine: 6h and 24min).

Average sunshine days in January
South Lake, CA

Average sunshine days in January - South Lake, CA
  • Average sunshine days in January: 22.5 days

The month with the most sunshine days is June (27.4 days).
The month with the least sunshine days is February (19.2 days).

Average UV index in January
South Lake, CA

Average UV index in January - South Lake, CA
  • Average UV index in January: 3

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are November and December (UV index 2).

Average cloud cover in January
South Lake, CA

Average cloud cover in January - South Lake, CA
  • Average cloud cover in January: 28

The month with the most cloud cover is March (Cloud cover 31).
The months with the least cloud cover are August and September (Cloud cover 6).

Average visibility in January
South Lake, CA

Average visibility in January - South Lake, 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).

South Lake, California, USA

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