January weather forecast
Diamond Lake, OR

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Weather in January

January, like December, in Diamond Lake, Oregon, is another cold winter month, with temperature in the range of an average high of 37.6°F (3.1°C) and an average low of 25.2°F (-3.8°C).

Temperature

The onset of January manifests an average high-temperature of a still icy 37.6°F (3.1°C), demonstrating a minor variation from the preceding month. Diamond Lake, during January nights, observes an average temperature of 25.2°F (-3.8°C).

Humidity

In Diamond Lake, Oregon, the average relative humidity in January is 87%.

Rainfall

January is the month with the most rainfall. Rain falls for 6.3 days and accumulates 5.55" (141mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall in Diamond Lake. The months with the most snowfall are January and December, with an average 39.21" (996mm) of accumulated snow.

Daylight

In Diamond Lake, the average length of the day in January is 9h and 26min.
On the first day of January, sunrise is at 7:40 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:18 pm PST.

Sunshine

January and December, with an average of 4.5h of sunshine, are months with the least sunshine.

UV index

In January, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index, 2 during January, leads to the following recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. To guard against the harmful effects of the Sun, minimize exposure during midday. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
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Frequently asked questions

How cold does it get in Diamond Lake in January?

An average high-temperature, in January, in Diamond Lake, is 37.6°F (3.1°C) and the average low-temperature is 25.2°F (-3.8°C).

What is the average humidity in January in Diamond Lake?

In January, the average relative humidity in Diamond Lake is 87%.

What is the rainiest month in Diamond Lake?

The month with the most rainfall in Diamond Lake is January, when the rain falls for 6.3 days and typically aggregates up to 5.55" (141mm) of precipitation.

How many days does it rain in January in Diamond Lake?

In Diamond Lake, during January, the rain falls for 6.3 days and regularly aggregates up to 5.55" (141mm) of precipitation.

When does it snow the most in Diamond Lake?

The months with the most snowfall in Diamond Lake are January and December, with an average 39.21" (996mm) of accumulated snow.

How many days does it snow in January in Diamond Lake?

In Diamond Lake, during January, snow falls for 18.3 days and regularly aggregates up to 39.21" (996mm) of snow.

How many hours of daylight does Diamond Lake have in January?

The average day length in January in Diamond Lake, Oregon, is 9h and 26min.

When is the sunrise / sunset in January in Diamond Lake?

In January, on the first day of the month, sunrise is at 7:40 am and sunset at 4:43 pm. On the last day of the month, in Diamond Lake, sunrise is at 7:25 am and sunset at 5:18 pm PST.

What is the month with the least sunshine in Diamond Lake?

The months with the least sunshine are January and December, with an average of 4.5h of sunshine.

How long on average sun shines in January in Diamond Lake?

In Diamond Lake, Oregon, the average sunshine duration in January is 4.5h.

What is the UV index reading in January in Diamond Lake?

The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents 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
Diamond Lake, OR

Average temperature in January - Diamond Lake, OR
  • Average high temperature in January: 37.6°F

The warmest months (with the highest average high temperature) are July and August (76.5°F).
The month with the lowest average high temperature is December (35.4°F).

  • Average low temperature in January: 25.2°F

The month with the highest average low temperature is August (46.4°F).
The coldest month (with the lowest average low temperature) is December (23.5°F).

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Average pressure in January
Diamond Lake, OR

Average pressure in January - Diamond Lake, OR
  • Average pressure in January: 30.16"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.98"Hg).

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Average wind speed in January
Diamond Lake, OR

Average wind speed in January - Diamond Lake, OR
  • Average wind speed in January: 6mph

The windiest month (with the highest average wind speed) is January (6mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in January
Diamond Lake, OR

Average humidity in January - Diamond Lake, OR
  • Average humidity in January: 87%

The months with the highest relative humidity are February and March (88%).
The months with the lowest relative humidity are July and August (59%).

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Average rainfall in January
Diamond Lake, OR

Average rainfall in January - Diamond Lake, OR
  • Average rainfall in January: 5.55"

The wettest month (with the highest rainfall) is January (5.55").
The driest month (with the least rainfall) is July (0.39").

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Average rainfall days in January
Diamond Lake, OR

Average rainfall days in January - Diamond Lake, OR
  • Average rainfall days in January: 6.3 days

The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is July (4.6 days).

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Average snowfall in January
Diamond Lake, OR

Average snowfall in January - Diamond Lake, OR
  • Average snowfall in January: 39.21"

The months with the highest snowfall are January and December (39.21").
The months with the least snowfall are July and August (0").

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Average snowfall days in January
Diamond Lake, OR

Average snowfall days in January - Diamond Lake, OR
  • Average snowfall days in January: 18.3 days

The month with the highest number of snowfall days is March (21.8 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in January /
Average sunshine in January
Diamond Lake, OR

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

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in January: 4h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The months with the least sunshine are January and December (Average sunshine: 4h and 30min).

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Average sunshine days in January
Diamond Lake, OR

Average sunshine days in January - Diamond Lake, OR
  • Average sunshine days in January: 11.7 days

The month with the most sunshine days is July (23.6 days).
The month with the least sunshine days is March (7.4 days).

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Average UV index in January
Diamond Lake, OR

Average UV index in January - Diamond Lake, OR
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is February (UV index 1).

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Average cloud cover in January
Diamond Lake, OR

Average cloud cover in January - Diamond Lake, OR
  • Average cloud cover in January: 56

The month with the most cloud cover is March (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 14).

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Average visibility in January
Diamond Lake, OR

Average visibility in January - Diamond Lake, OR
  • Average visibility in January: 4mi

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

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Diamond Lake, Oregon, USA

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