January weather forecast
Granite, OR

Weather in January

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

Temperature

In Granite, Oregon, the average high-temperature in January is almost the same as in December - a still freezing cold 31.8°F (-0.1°C). The average low-temperature, in January, is 19.4°F (-7°C).

Humidity

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

Rainfall

In Granite, Oregon, during January, the rain falls for 7.9 days and regularly aggregates up to 1.61" (41mm) of precipitation. In Granite, during the entire year, the rain falls for 113.5 days and collects up to 12.56" (319mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Granite, during January, snow falls for 14.3 days and regularly aggregates up to 9.76" (248mm) of snow. Throughout the year, there are 65.1 snowfall days, and 38.9" (988mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9.3h.

Sunshine

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

UV index

January is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to the UV radiation for ordinary individuals.
Note: The daily maximum UV index of 1 interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. 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 most humid month in Granite?

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

What is the average humidity in January in Granite?

In January, the average relative humidity in Granite is 88%.

How many days does it rain in January in Granite?

In Granite, in January, it is raining for 7.9 days, with typically 1.61" (41mm) of accumulated precipitation.

How many days does it snow in January in Granite?

In Granite, Oregon, in January, snow falls for 14.3 days, with typically accumulated 9.76" (248mm) of snow.

How many hours of daylight does Granite have in January?

The average length of the day in January is 9.3h.

What is the month with the least sunshine in Granite?

The month with the least sunshine in Granite is January, with an average of 4.8h of sunshine.

How many hours of sunshine does Granite have in January?

The average sunshine in January in Granite, Oregon, is 4.8h.

When is the lowest UV index in Granite?

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

What is the UV index intensity in January in Granite?

In Granite, the average daily maximum UV index in January is 1. A UV Index of 2, and less, symbolizes a minimal hazard to health from the exposure to the Sun's UV rays.

Average temperature in January
Granite, OR

Average temperature in January - Granite, 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
Granite, OR

Average pressure in January - Granite, OR
  • Average pressure in January: 30.22"

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

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Average wind speed in January
Granite, OR

Average wind speed in January - Granite, 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
Granite, OR

Average humidity in January - Granite, 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
Granite, OR

Average rainfall in January - Granite, 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
Granite, OR

Average rainfall days in January - Granite, 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
Granite, OR

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

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

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Average snowfall days in January
Granite, OR

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

The month with the highest number of snowfall days is December (14.7 days).
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
Granite, OR

Average daylight in January / Average sunshine in January - Granite, OR
  • Average daylight in January: 9.3h

The month with the longest days is June (Average daylight: 15.5h).
The month with the shortest days is December (Average daylight: 8.9h).

  • Average sunshine in January: 4.8h

The month with the most sunshine is August (Average sunshine: 12.1h).
The month with the least sunshine is January (Average sunshine: 4.8h).

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Average sunshine days in January
Granite, OR

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

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

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Average UV index in January
Granite, OR

Average UV index in January - Granite, 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
Granite, OR

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

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

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Average visibility in January
Granite, OR

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

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

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