January weather forecast
Silt, CA

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Weather in January

January in Silt, California, is a refreshing winter month, with an average temperature fluctuating between 39.4°F (4.1°C) and 56.8°F (13.8°C).

Temperature

January's arrival brings an average high-temperature of a moderate 56.8°F (13.8°C), slightly deviating from December's 55°F (12.8°C). Silt experiences an average nighttime temperature of 39.4°F (4.1°C) in the month of January.

Humidity

In Silt, the average relative humidity in January is 50%.

Rainfall

In January, the rain falls for 4.3 days. Throughout January, 0.55" (14mm) of precipitation is accumulated. In Silt, during the entire year, the rain falls for 39.4 days and collects up to 3.86" (98mm) of precipitation.

Snowfall

January, November and December are months with snowfall. January is the last month it regularly snows. During 0.3 snowfall days, in January, Silt aggregates 0.12" (3mm) of snow. In Silt, during the entire year, snow falls for 0.7 days and aggregates up to 1.1" (28mm) of snow.

Daylight

In Silt, the average length of the day in January is 10h and 7min.
On the first day of the month, sunrise is at 6:58 am and sunset at 4:50 pm. On the last day of January, sunrise is at 6:50 am and sunset at 5:18 pm PST.

Sunshine

With an average of 7h of sunshine, January has the least sunshine of the year.

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 medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 3 in January translates into these instructions:
Undertake precautions - Obligation exists to protect against skin and eye damage. It's recommended to limit sun exposure when its radiation is at its peak during midday. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Updated: Jun 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are January temperatures?

In Silt, 56.8°F (13.8°C) is the average high-temperature and 39.4°F (4.1°C) is the average low-temperature during January.

What is the average humidity in January?

In January, the average relative humidity is 50%.

How much does it rain in January?

In Silt, in January, it is raining for 4.3 days, with typically 0.55" (14mm) of accumulated precipitation.

What is the last month it snows?

January is the last month it regularly snows. During 0.3 snowfall days, in January, Silt aggregates 0.12" (3mm) of snow.

How many hours of daylight does Silt have in January?

The average day length in January is 10h and 7min.

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 6:58 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 5:18 pm PST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 7h of sunshine.

How long on average sun shines in January?

The average sunshine duration in January is 7h.

What is the month with the lowest UV index?

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index.

How high is the UV index in January?

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

Average temperature in January
Silt, CA

Average temperature in January - Silt, CA
  • Average high temperature in January: 56.8°F

The warmest month (with the highest average high temperature) is July (95.9°F).
The month with the lowest average high temperature is December (55°F).

  • Average low temperature in January: 39.4°F

The month with the highest average low temperature is August (70.3°F).
The coldest month (with the lowest average low temperature) is December (38.1°F).

Average pressure in January
Silt, CA

Average pressure in January - Silt, CA
  • Average pressure in January: 30.12"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in January
Silt, CA

Average wind speed in January - Silt, CA
  • Average wind speed in January: 6.5mph

The windiest month (with the highest average wind speed) is May (11.8mph).
The calmest month (with the lowest average wind speed) is January (6.5mph).

Average humidity in January
Silt, CA

Average humidity in January - Silt, CA
  • Average humidity in January: 50%

The month with the highest relative humidity is December (51%).
The month with the lowest relative humidity is August (24%).

Average rainfall in January
Silt, CA

Average rainfall in January - Silt, CA
  • Average rainfall in January: 0.55"

The wettest month (with the highest rainfall) is December (0.83").
The driest month (with the least rainfall) is June (0.04").

Average rainfall days in January
Silt, CA

Average rainfall days in January - Silt, CA
  • Average rainfall days in January: 4.3 days

The month with the highest number of rainy days is March (5.5 days).
The month with the least rainy days is June (0.9 days).

Average snowfall in January
Silt, CA

Average snowfall in January - Silt, CA
  • Average snowfall in January: 0.12"

The month with the highest snowfall is November (0.71").
The months with the least snowfall are February, March, April, May, June, July, August, September and October (0").

Average snowfall days in January
Silt, CA

Average snowfall days in January - Silt, CA
  • Average snowfall days in January: 0.3 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Silt, CA

Average daylight in January / Average sunshine in January - Silt, 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: 7h and 0min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 7h and 0min).

Average sunshine days in January
Silt, CA

Average sunshine days in January - Silt, CA
  • Average sunshine days in January: 25.7 days

The month with the most sunshine days is June (28.2 days).
The month with the least sunshine days is February (22.8 days).

Average UV index in January
Silt, CA

Average UV index in January - Silt, CA
  • Average UV index in January: 3

The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in January
Silt, CA

Average cloud cover in January - Silt, CA
  • Average cloud cover in January: 18

The months with the most cloud cover are March and December (Cloud cover 19).
The months with the least cloud cover are June, August and September (Cloud cover 5).

Average visibility in January
Silt, CA

Average visibility in January - Silt, 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).

Silt, California, USA

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