January weather forecast
Adams, OR

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Weather in January

January, like December, in Adams, Oregon, is another cold winter month, with an average temperature fluctuating between 28.6°F (-1.9°C) and 39.7°F (4.3°C).

Temperature

The shift to January signals an average high-temperature of a still cold 39.7°F (4.3°C), subtly varied from December's 37.9°F (3.3°C). Throughout January, an average low-temperature of 28.6°F (-1.9°C) is expected in Adams.

Humidity

With an average relative humidity of 79%, January is the most humid month in Adams, Oregon.

Rainfall

In Adams, during January, the rain falls for 13.6 days and regularly aggregates up to 1.46" (37mm) of precipitation. Throughout the year, there are 132.7 rainfall days, and 12.91" (328mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, September, November and December. In Adams, in January, snow falls for 3.7 days, with typically accumulated 1.81" (46mm) of snow. Throughout the year, in Adams, there are 17.5 snowfall days, and 9.41" (239mm) of snow is accumulated.

Daylight

The average length of the day in January in Adams is 9h and 10min.
On the first day of January, sunrise is at 7:35 am and sunset at 4:20 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:58 pm PST.

Sunshine

The months with the least sunshine are January and December, with an average of 5.4h of sunshine.

UV index

The months with the lowest UV index in Adams are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index, 2 in January, converts into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
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Frequently asked questions

How cold is January in Adams?

An average high-temperature, in January, in Adams, is 39.7°F (4.3°C) and the average low-temperature is 28.6°F (-1.9°C).

What is the most humid month in Adams?

With an average relative humidity of 79%, January is the most humid month in Adams.

What is the average humidity in January in Adams?

In January, the average relative humidity in Adams, Oregon, is 79%.

How many days does it rain in January in Adams?

In January, in Adams, the rain falls for 13.6 days. Throughout January, 1.46" (37mm) of precipitation is accumulated.

How much does it snow in Adams in January?

In January, in Adams, it is snowing for 3.7 days. Throughout January, 1.81" (46mm) of snow is accumulated.

How many hours of daylight does Adams have in January?

In January, the average day length is 9h and 10min.

When are sunrise and sunset in January in Adams?

In January, on the first day of the month, sunrise is at 7:35 am and sunset at 4:20 pm. On the last day of the month, in Adams, Oregon, sunrise is at 7:17 am and sunset at 4:58 pm PST.

What is the month with the least sunshine in Adams?

The months with the least sunshine in Adams, Oregon, are January and December, with an average of 5.4h of sunshine.

How long on average sun shines in January in Adams?

In January, the average sunshine duration in Adams is 5.4h.

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

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

What is the UV index intensity in January in Adams?

The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health threat from 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
Adams, OR

Average temperature in January - Adams, OR
  • Average high temperature in January: 39.7°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is December (37.9°F).

  • Average low temperature in January: 28.6°F

The month with the highest average low temperature is August (61.7°F).
The coldest month (with the lowest average low temperature) is December (27.3°F).

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Average pressure in January
Adams, OR

Average pressure in January - Adams, OR
  • Average pressure in January: 30.2"Hg

The month with the highest atmospheric pressure is January (30.2"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).

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Average wind speed in January
Adams, OR

Average wind speed in January - Adams, OR
  • Average wind speed in January: 6.5mph

The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is September (6.2mph).

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Average humidity in January
Adams, OR

Average humidity in January - Adams, OR
  • Average humidity in January: 79%

The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is August (38%).

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Average rainfall in January
Adams, OR

Average rainfall in January - Adams, OR
  • Average rainfall in January: 1.46"

The wettest month (with the highest rainfall) is March (1.65").
The driest month (with the least rainfall) is July (0.24").

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Average rainfall days in January
Adams, OR

Average rainfall days in January - Adams, OR
  • Average rainfall days in January: 13.6 days

The month with the highest number of rainy days is March (17.1 days).
The month with the least rainy days is August (3.6 days).

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Average snowfall in January
Adams, OR

Average snowfall in January - Adams, OR
  • Average snowfall in January: 1.81"

The month with the highest snowfall is February (3.62").
The months with the least snowfall are May, June, July, August and October (0").

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Average snowfall days in January
Adams, OR

Average snowfall days in January - Adams, OR
  • Average snowfall days in January: 3.7 days

The month with the highest number of snowfall days is December (5.5 days).
The months with the least snowfall days are May, June, July, August and October (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in January: 5h and 2min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).

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Average sunshine days in January
Adams, OR

Average sunshine days in January - Adams, OR
  • Average sunshine days in January: 14.3 days

The month with the most sunshine days is July (24.4 days).
The month with the least sunshine days is March (11.7 days).

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Average UV index in January
Adams, OR

Average UV index in January - Adams, OR
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 7).
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
Adams, OR

Average cloud cover in January - Adams, OR
  • Average cloud cover in January: 43

The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 9).

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Average visibility in January
Adams, OR

Average visibility in January - Adams, OR
  • 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).

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Adams, Oregon, USA

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