January weather forecast
Weimar, CA

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Weather in January

January, like December, in Weimar, California, is a cool winter month, with an average temperature fluctuating between 39°F (3.9°C) and 54.5°F (12.5°C).

Temperature

Upon the onset of January, Weimar witnesses an average high-temperature of a still fresh 54.5°F (12.5°C), showing a close resemblance to the prior month. Weimar encounters a steady low-temperature average of 39°F (3.9°C) throughout the month of January.

Humidity

In January, the average relative humidity is 69%.

Rainfall

In Weimar, in January, it is raining for 10.3 days, with typically 5" (127mm) of accumulated precipitation. In Weimar, during the entire year, the rain falls for 85.8 days and collects up to 33.03" (839mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Weimar. In Weimar, California, in January, during 0.4 snowfall days, 0.59" (15mm) of snow is typically accumulated. In Weimar, during the entire year, snow falls for 5.5 days and aggregates up to 10.2" (259mm) of snow.

Daylight

The average length of the day in January is 9h and 48min.
On the first day of January, sunrise is at 7:22 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:23 pm PST.

Sunshine

January has the least sunshine of the year, with an average of 5.5h of sunshine.

UV index

January through March, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In January, the maximum UV index of 3 translates into these guidelines:
Undertake precautions - Guarding against sun damage is counselled. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are January temperatures?

The average high-temperature, in January, in Weimar, is 54.5°F (12.5°C), while the average low-temperature is 39°F (3.9°C).

What is the average humidity in January?

In January, the average relative humidity is 69%.

How much does it rain in January?

In Weimar, in January, during 10.3 rainfall days, 5" (127mm) of precipitation is typically accumulated.

How much does it snow in January?

In Weimar, in January, snow falls for 0.4 days, with typically accumulated 0.59" (15mm) of snow.

What is the average length of the day in January?

In Weimar, the average day length in January is 9h and 48min.

What time are sunrise and sunset in January?

On the first day of January, sunrise is at 7:22 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:23 pm PST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 5.5h of sunshine.

How long on average sun shines in January?

The average sunshine duration in January is 5.5h.

When is the lowest UV index?

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

What is the UV index reading in January?

In January, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
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
Weimar, CA

Average temperature in January - Weimar, CA
  • Average high temperature in January: 54.5°F

The warmest month (with the highest average high temperature) is July (91.2°F).
The month with the lowest average high temperature is December (52.5°F).

  • Average low temperature in January: 39°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 (37.9°F).

Average pressure in January
Weimar, CA

Average pressure in January - Weimar, 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 (29.9"Hg).

Average wind speed in January
Weimar, CA

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

The windiest month (with the highest average wind speed) is February (6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in January
Weimar, CA

Average humidity in January - Weimar, CA
  • Average humidity in January: 69%

The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is July (36%).

Average rainfall in January
Weimar, CA

Average rainfall in January - Weimar, CA
  • Average rainfall in January: 5"

The wettest month (with the highest rainfall) is March (6.54").
The driest months (with the least rainfall) are July and August (0.04").

Average rainfall days in January
Weimar, CA

Average rainfall days in January - Weimar, CA
  • Average rainfall days in January: 10.3 days

The month with the highest number of rainy days is March (15.1 days).
The months with the least rainy days are July and August (1.1 days).

Average snowfall in January
Weimar, CA

Average snowfall in January - Weimar, CA
  • Average snowfall in January: 0.59"

The month with the highest snowfall is February (4.41").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Weimar, CA

Average snowfall days in January - Weimar, CA
  • Average snowfall days in January: 0.4 days

The month with the highest number of snowfall days is February (1.9 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
Weimar, CA

Average daylight in January / Average sunshine in January - Weimar, CA
  • Average daylight in January: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in January: 5h and 3min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).

Average sunshine days in January
Weimar, CA

Average sunshine days in January - Weimar, CA
  • Average sunshine days in January: 20 days

The month with the most sunshine days is July (29.7 days).
The month with the least sunshine days is March (14.8 days).

Average UV index in January
Weimar, CA

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

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 3).

Average cloud cover in January
Weimar, CA

Average cloud cover in January - Weimar, CA
  • Average cloud cover in January: 37

The month with the most cloud cover is March (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 4).

Average visibility in January
Weimar, CA

Average visibility in January - Weimar, 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).

Weimar, California, USA

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