January weather forecast
Halfway, OR

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Weather in January

January, the same as December, in Halfway, Oregon, is another subzero cold winter month, with an average temperature fluctuating between 19.4°F (-7°C) and 31.8°F (-0.1°C).

Temperature

Halfway notes an average high-temperature of a still freezing cold 31.8°F (-0.1°C) in January, displaying minor variation from December. Throughout January, the temperature in Halfway falls to an average low of 19.4°F (-7°C).

Humidity

The most humid month is January, with an average relative humidity of 88%.

Rainfall

In Halfway, Oregon, in January, during 7.9 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. In Halfway, during the entire year, the rain falls for 113.5 days and collects up to 12.56" (319mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Halfway. In Halfway, in January, snow falls for 14.3 days, with typically accumulated 9.76" (248mm) of snow. Throughout the year, in Halfway, there are 65.1 snowfall days, and 38.9" (988mm) of snow is accumulated.

Daylight

In Halfway, the average length of the day in January is 9h and 16min.
On the first day of January in Halfway, sunrise is at 7:26 am and sunset at 4:17 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 4:54 pm PST.

Sunshine

With an average of 4.8h of sunshine, January has the least sunshine of the year.

UV index

The month with the lowest UV index in Halfway is January, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index of 1 during January leads to these instructions:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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Frequently asked questions

How cold is January in Halfway?

In Halfway, 31.8°F (-0.1°C) is the average high-temperature and 19.4°F (-7°C) is the average low-temperature during January.

What is the most humid month in Halfway?

With an average relative humidity of 88%, January is the most humid month in Halfway.

What is the average humidity in January in Halfway?

The average relative humidity in January is 88%.

How many days does it rain in January in Halfway?

In January, the rain falls for 7.9 days. Throughout January, 1.61" (41mm) of precipitation is accumulated.

How many days does it snow in January in Halfway?

In Halfway, during January, snow falls for 14.3 days and regularly aggregates up to 9.76" (248mm) of snow.

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

In January, the average day length in Halfway, Oregon, is 9h and 16min.

When are sunrise and sunset in January in Halfway?

On the first day of January, sunrise is at 7:26 am and sunset at 4:17 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 4:54 pm PST.

What is the month with the least sunshine in Halfway?

With an average of 4.8h of sunshine, January has the least sunshine of the year in Halfway, Oregon.

How long on average sun shines in January in Halfway?

In Halfway, the average sunshine duration in January is 4.8h.

When is the lowest UV index in Halfway?

January is the month with the lowest UV index, with an average maximum UV index of 1.

What is the UV index intensity in January in Halfway?

In January, the average daily maximum UV index in Halfway is 1. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's 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
Halfway, OR

Average temperature in January - Halfway, OR
  • Average high temperature in January: 31.8°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is December (30.7°F).

  • Average low temperature in January: 19.4°F

The month with the highest average low temperature is August (53.8°F).
The coldest month (with the lowest average low temperature) is December (18.5°F).

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Average pressure in January
Halfway, OR

Average pressure in January - Halfway, OR
  • Average pressure in January: 30.22"Hg

The month with the highest atmospheric pressure is January (30.22"Hg).
The month with the lowest atmospheric pressure is August (29.92"Hg).

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Average wind speed in January
Halfway, OR

Average wind speed in January - Halfway, OR
  • Average wind speed in January: 5.5mph

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest months (with the lowest average wind speed) are September and October (5.4mph).

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Average humidity in January
Halfway, OR

Average humidity in January - Halfway, OR
  • Average humidity in January: 88%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (40%).

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Average rainfall in January
Halfway, OR

Average rainfall in January - Halfway, OR
  • Average rainfall in January: 1.61"

The wettest month (with the highest rainfall) is December (1.77").
The driest month (with the least rainfall) is August (0.31").

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Average rainfall days in January
Halfway, OR

Average rainfall days in January - Halfway, OR
  • Average rainfall days in January: 7.9 days

The month with the highest number of rainy days is March (15.6 days).
The month with the least rainy days is August (4.4 days).

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Average snowfall in January
Halfway, OR

Average snowfall in January - Halfway, OR
  • Average snowfall in January: 9.76"

The month with the highest snowfall is December (10.59").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Halfway, OR

Average snowfall days in January - Halfway, OR
  • Average snowfall days in January: 14.3 days

The month with the highest number of snowfall days is December (14.7 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in January / Average sunshine in January - Halfway, OR
  • Average daylight in January: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in January: 4h and 5min

The month with the most sunshine is August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

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Average sunshine days in January
Halfway, OR

Average sunshine days in January - Halfway, OR
  • Average sunshine days in January: 14.8 days

The month with the most sunshine days is July (22.7 days).
The months with the least sunshine days are February and March (11.3 days).

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Average UV index in January
Halfway, OR

Average UV index in January - Halfway, OR
  • Average UV index in January: 1

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in January
Halfway, OR

Average cloud cover in January - Halfway, OR
  • Average cloud cover in January: 49

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 9).

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Average visibility in January
Halfway, OR

Average visibility in January - Halfway, OR
  • Average visibility in January: 4mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (4mi).

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Halfway, Oregon, USA

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