January weather forecast and climate
Southworth, WA

Weather in January

January, like December, is a frosty winter month in Southworth, Washington, with average temperature varying between 36.1°F (2.3°C) and 45°F (7.2°C).

Temperature

In January, the average high-temperature is almost the same as in December - a still chilly 45°F (7.2°C). In Southworth, in January, the average low-temperature is 36.1°F (2.3°C).

Humidity

In January, the average relative humidity is 86%.

Rainfall

The wettest months are January and December, with an average 2.05" (52mm) of rainfall.

Snowfall

Months with snowfall are January through March, November and December. In Southworth, during January, snow falls for 1.7 days and regularly aggregates up to 0.63" (16mm) of snow. In Southworth, during the entire year, snow falls for 7 days, and aggregates up to 2.36" (60mm) of snow.

Ocean temperature

In Southworth, the average seawater temperature is 45.5°F (7.5°C).
Note: At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

Daylight

The average length of the day in January is 9h.

Sunshine

In Southworth, the average sunshine in January is 4.2h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from the exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 2 interpret into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in January in Southworth?

In Southworth, the average relative humidity in January is 86%.

What is the rainiest month in Southworth?

The wettest months in Southworth are January and December, with an average 2.05" (52mm) of rainfall.

How much does it rain in Southworth in January?

In Southworth, in January, during 13.4 rainfall days, 2.05" (52mm) of precipitation is typically accumulated.

How much does it snow in Southworth in January?

In January, in Southworth, it is snowing for 1.7 days. Throughout January, 0.63" (16mm) of snow is accumulated.

What is the water temperature in January in Southworth?

In Southworth, the average seawater temperature in January is 45.5°F (7.5°C). Swimming in 45.5°F (7.5°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

How many hours of daylight does Southworth have in January?

In January, the average length of the day in Southworth, Washington, is 9h.

How long on average sun shines in January in Southworth?

The average sunshine in January in Southworth is 4.2h.

What is the month with the lowest UV index in Southworth?

Months with the lowest UV index in Southworth are January, February, November and December, with an average maximum UV index of 2.

How high is the UV index in January in Southworth?

In January, the average daily maximum UV index in Southworth is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe exposure to the Sun's UV rays.

Average temperature in January
Southworth, WA

Average temperature in January - Southworth, WA
  • Average high temperature in January: 45°F

The warmest month (with the highest average high temperature) is August (77.2°F).
The month with the lowest average high temperature is December (43.2°F).

  • Average low temperature in January: 36.1°F

The month with the highest average low temperature is August (53.6°F).
The coldest month (with the lowest average low temperature) is December (34.9°F).

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Average pressure in January
Southworth, WA

Average pressure in January - Southworth, WA
  • Average pressure in January: 30.09"

The month with the highest atmospheric pressure is January (30.09").
Months with the lowest atmospheric pressure are March, August and September (30.01").

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Average wind speed in January
Southworth, WA

Average wind speed in January - Southworth, WA
  • Average wind speed in January: 5.1mph

The windiest month (with the highest average wind speed) is March (5.5mph).
The calmest months (with the lowest average wind speed) are July and August (3.5mph).

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Average humidity in January
Southworth, WA

Average humidity in January - Southworth, WA
  • Average humidity in January: 86%

The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is July (69%).

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Average rainfall in January
Southworth, WA

Average rainfall in January - Southworth, WA
  • Average rainfall in January: 2.05"

The wettest months (with the highest rainfall) are January and December (2.05").
The driest month (with the least rainfall) is July (0.28").

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Average rainfall days in January
Southworth, WA

Average rainfall days in January - Southworth, WA
  • Average rainfall days in January: 13.4 days

The month with the highest number of rainy days is March (15.3 days).
The month with the least rainy days is August (5.4 days).

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Average snowfall in January
Southworth, WA

Average snowfall in January - Southworth, WA
  • Average snowfall in January: 0.63"

The month with the highest snowfall is February (1.22").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in January
Southworth, WA

Average snowfall days in January - Southworth, WA
  • Average snowfall days in January: 1.7 days

The month with the highest number of snowfall days is February (2.8 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average sea temperature in January
Southworth, WA

Average sea temperature in January - Southworth, WA
  • Average sea temperature in January: 45.6°F

The best month for swimming (with the highest average sea temperature) is August (53.2°F).
The coldest month (with the lowest average sea temperature) is February (45.3°F).

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Average daylight in January /
Average sunshine in January
Southworth, WA

Average daylight in January / Average sunshine in January - Southworth, WA
  • Average daylight in January: 9h

The month with the longest days is June (Average daylight: 15.9h).
The month with the shortest days is December (Average daylight: 8.5h).

  • Average sunshine in January: 4.2h

The month with the most sunshine is August (Average sunshine: 10.7h).
The month with the least sunshine is December (Average sunshine: 4.1h).

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Average sunshine days in January
Southworth, WA

Average sunshine days in January - Southworth, WA
  • Average sunshine days in January: 14.9 days

The month with the most sunshine days is August (22.8 days).
The month with the least sunshine days is February (11.8 days).

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Average UV index in January
Southworth, WA

Average UV index in January - Southworth, WA
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in January
Southworth, WA

Average cloud cover in January - Southworth, WA
  • Average cloud cover in January: 57

The month with the most cloud cover is December (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 25).

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Average visibility in January
Southworth, WA

Average visibility in January - Southworth, WA
  • Average visibility in January: 5mi

Months with the highest visibility are May, June, July, August and September (6mi).
Months with the lowest visibility are January, February, March, April, October, November and December (5mi).

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