January weather forecast
Blaine, WA

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Weather in January

January is a frosty winter month in Blaine, Washington, with an average temperature fluctuating between 43.3°F (6.3°C) and 36.3°F (2.4°C).

Temperature

The arrival of January denotes a barely perceptible change in the average high-temperatures to a frosty 43.3°F (6.3°C) from December's 41.9°F (5.5°C). Nighttime temperature in Blaine sees a small decrement from daytime highs, dipping to an average of 36.3°F (2.4°C) during January.

Humidity

January and November, with an average relative humidity of 83%, are the most humid months in Blaine.

Rainfall

In Blaine, in January, it is raining for 18.4 days, with typically 6.26" (159mm) of accumulated precipitation. In Blaine, during the entire year, the rain falls for 176.1 days and collects up to 43.78" (1112mm) of precipitation.

Snowfall

Months with snowfall in Blaine are January through April, November and December. In January, in Blaine, it is snowing for 2.3 days. Throughout January, 1.89" (48mm) of snow is accumulated. In Blaine, Washington, during the entire year, snow falls for 10.5 days and aggregates up to 6.77" (172mm) of snow.

Daylight

In Blaine, the average length of the day in January is 8h and 47min.
On the first day of the month, sunrise is at 8:04 am and sunset at 4:24 pm. On the last day of January, in Blaine, sunrise is at 7:42 am and sunset at 5:05 pm PST.

Sunshine

January and December, with an average of 3.9h of sunshine, are months with the least sunshine in Blaine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Blaine. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index of 2 during January leads to these instructions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Around midday, solar radiation is most harmful; hence, exposure should be limited. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold does it get in Blaine in January?

The high-temperature, in January, in Blaine, is 43.3°F (6.3°C), while the low-temperature averages to 36.3°F (2.4°C).

What is the most humid month in Blaine?

January and November, with an average relative humidity of 83%, are most humid months in Blaine.

What is the average humidity in January in Blaine?

The average relative humidity in January in Blaine is 83%.

How many days does it rain in January in Blaine?

In Blaine, in January, during 18.4 rainfall days, 6.26" (159mm) of precipitation is typically accumulated.

How many days does it snow in January in Blaine?

In Blaine, Washington, in January, during 2.3 snowfall days, 1.89" (48mm) of snow is typically accumulated.

What is the average length of the day in January in Blaine?

In January, the average day length in Blaine is 8h and 47min.

When is the sunrise / sunset in January in Blaine?

In January, on the first day of the month, sunrise is at 8:04 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:05 pm PST.

What are the months with the least sunshine in Blaine?

The months with the least sunshine in Blaine, Washington, are January and December, with an average of 3.9h of sunshine.

How many hours of sunshine does Blaine have in January?

In January, the average sunshine duration in Blaine, Washington, is 3.9h.

What are the months with the lowest UV index in Blaine?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

What is the UV index reading in January in Blaine?

In January, the average daily maximum UV index in Blaine is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unprotected exposure to 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
Blaine, WA

Average temperature in January - Blaine, WA
  • Average high temperature in January: 43.3°F

The warmest month (with the highest average high temperature) is August (70°F).
The month with the lowest average high temperature is December (41.9°F).

  • Average low temperature in January: 36.3°F

The month with the highest average low temperature is August (54.9°F).
The coldest month (with the lowest average low temperature) is February (35.8°F).

Average pressure in January
Blaine, WA

Average pressure in January - Blaine, WA
  • Average pressure in January: 30.07"Hg

The month with the highest atmospheric pressure is January (30.07"Hg).
The month with the lowest atmospheric pressure is March (30"Hg).

Average wind speed in January
Blaine, WA

Average wind speed in January - Blaine, WA
  • Average wind speed in January: 6.2mph

The windiest months (with the highest average wind speed) are November and December (6.3mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

Average humidity in January
Blaine, WA

Average humidity in January - Blaine, WA
  • Average humidity in January: 83%

The months with the highest relative humidity are January and November (83%).
The month with the lowest relative humidity is July (74%).

Average rainfall in January
Blaine, WA

Average rainfall in January - Blaine, WA
  • Average rainfall in January: 6.26"

The wettest month (with the highest rainfall) is November (7.13").
The driest month (with the least rainfall) is July (0.67").

Average rainfall days in January
Blaine, WA

Average rainfall days in January - Blaine, WA
  • Average rainfall days in January: 18.4 days

The month with the highest number of rainy days is March (19.8 days).
The month with the least rainy days is August (6.1 days).

Average snowfall in January
Blaine, WA

Average snowfall in January - Blaine, WA
  • Average snowfall in January: 1.89"

The month with the highest snowfall is February (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Blaine, WA

Average snowfall days in January - Blaine, WA
  • Average snowfall days in January: 2.3 days

The month with the highest number of snowfall days is February (3.7 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
Blaine, WA

Average daylight in January / Average sunshine in January - Blaine, WA
  • Average daylight in January: 8h and 5min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in January: 3h and 5min

The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The months with the least sunshine are January and December (Average sunshine: 3h and 54min).

Average sunshine days in January
Blaine, WA

Average sunshine days in January - Blaine, WA
  • Average sunshine days in January: 10.6 days

The month with the most sunshine days is August (23.2 days).
The month with the least sunshine days is November (8.8 days).

Average UV index in January
Blaine, WA

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

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in January
Blaine, WA

Average cloud cover in January - Blaine, WA
  • Average cloud cover in January: 58

The months with the most cloud cover are January and December (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in January
Blaine, WA

Average visibility in January - Blaine, WA
  • 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).

Blaine, Washington, USA

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