January weather forecast
Sandy, OR

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Weather in January

January is a frosty winter month in Sandy, Oregon, with an average temperature fluctuating between 43.2°F (6.2°C) and 32.7°F (0.4°C).

Temperature

The arrival of January marks a slight shift to an average high-temperature of a chilly 43.2°F (6.2°C) from December's 41.5°F (5.3°C). Nighttime temperature lowers to an average of 32.7°F (0.4°C) in January.

Humidity

In Sandy, the average relative humidity in January is 84%.

Rainfall

In Sandy, in January, it is raining for 18.2 days, with typically 5.63" (143mm) of accumulated precipitation. In Sandy, during the entire year, the rain falls for 172.1 days and collects up to 37.95" (964mm) of precipitation.

Snowfall

Months with snowfall in Sandy are January through May, November and December. In January, it is snowing for 3.3 days. Throughout January, 5.83" (148mm) of snow is accumulated. In Sandy, Oregon, during the entire year, snow falls for 21.3 days and aggregates up to 19.49" (495mm) of snow.

Daylight

In Sandy, Oregon, the average length of the day in January is 9h and 12min.
On the first day of the month, sunrise is at 7:48 am and sunset at 4:36 pm. On the last day of January, sunrise is at 7:30 am and sunset at 5:13 pm PST.

Sunshine

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

UV index

The months with the lowest UV index in Sandy are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: In January, a daily maximum UV index of 2 leads to the following instructions:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Minimize direct exposure to the Sun during midday when its radiation is at its peak. 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. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

How cold does it get in Sandy in January?

The high-temperature in Sandy, Oregon, during January is 43.2°F (6.2°C) and the low-temperature is 32.7°F (0.4°C).

What is the average humidity in January in Sandy?

The average relative humidity in January in Sandy, Oregon, is 84%.

How much does it rain in Sandy in January?

In Sandy, in January, during 18.2 rainfall days, 5.63" (143mm) of precipitation is typically accumulated.

How many days does it snow in January in Sandy?

In Sandy, during January, snow falls for 3.3 days and regularly aggregates up to 5.83" (148mm) of snow.

How many hours of daylight does Sandy have in January?

The average day length in January in Sandy, Oregon, is 9h and 12min.

When is the sunrise / sunset in January in Sandy?

On the first day of January in Sandy, Oregon, sunrise is at 7:48 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:13 pm PST.

How long on average sun shines in January in Sandy?

The average sunshine duration in January is 4.2h.

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

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

How high is the UV index in January in Sandy?

In January, the average daily maximum UV index in Sandy is 2. A UV Index estimate of 2, and below, represents a minimal health 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
Sandy, OR

Average temperature in January - Sandy, OR
  • Average high temperature in January: 43.2°F

The warmest month (with the highest average high temperature) is August (77.7°F).
The month with the lowest average high temperature is December (41.5°F).

  • Average low temperature in January: 32.7°F

The month with the highest average low temperature is August (51.1°F).
The coldest month (with the lowest average low temperature) is December (32°F).

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Average pressure in January
Sandy, OR

Average pressure in January - Sandy, OR
  • 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 August (29.99"Hg).

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Average wind speed in January
Sandy, OR

Average wind speed in January - Sandy, OR
  • Average wind speed in January: 6.6mph

The windiest month (with the highest average wind speed) is January (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).

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Average humidity in January
Sandy, OR

Average humidity in January - Sandy, OR
  • Average humidity in January: 84%

The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is August (66%).

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Average rainfall in January
Sandy, OR

Average rainfall in January - Sandy, OR
  • Average rainfall in January: 5.63"

The wettest month (with the highest rainfall) is December (5.91").
The driest month (with the least rainfall) is July (0.31").

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Average rainfall days in January
Sandy, OR

Average rainfall days in January - Sandy, OR
  • Average rainfall days in January: 18.2 days

The month with the highest number of rainy days is March (19.4 days).
The month with the least rainy days is July (5.2 days).

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Average snowfall in January
Sandy, OR

Average snowfall in January - Sandy, OR
  • Average snowfall in January: 5.83"

The month with the highest snowfall is February (6.34").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in January
Sandy, OR

Average snowfall days in January - Sandy, OR
  • Average snowfall days in January: 3.3 days

The month with the highest number of snowfall days is February (6.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in January /
Average sunshine in January
Sandy, OR

Average daylight in January / Average sunshine in January - Sandy, OR
  • Average daylight in January: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in January: 4h and 1min

The months with the most sunshine are July and August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).

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Average sunshine days in January
Sandy, OR

Average sunshine days in January - Sandy, OR
  • Average sunshine days in January: 11 days

The month with the most sunshine days is July (23.7 days).
The month with the least sunshine days is February (8.2 days).

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Average UV index in January
Sandy, OR

Average UV index in January - Sandy, OR
  • 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).

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Average cloud cover in January
Sandy, OR

Average cloud cover in January - Sandy, OR
  • Average cloud cover in January: 57

The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 23).

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Average visibility in January
Sandy, OR

Average visibility in January - Sandy, OR
  • Average visibility in January: 5mi

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

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Sandy, Oregon, USA

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