January weather forecast
Diamond Lake, OR

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Weather in January

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

Temperature

December's transformation into January witnesses an average high-temperature of a still wintry 37.6°F (3.1°C), noting a minor change from the preceding month. Diamond Lake experiences a steady low-temperature of 25.2°F (-3.8°C) throughout January.

Humidity

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

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

Daylight

In January, the average length of the day 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

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index, 2 in January, converts into the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

How cold is it in Diamond Lake in January?

Diamond Lake in January has an average high-temperature of 37.6°F (3.1°C) and an average low-temperature of 25.2°F (-3.8°C).

What is the average humidity in January?

The average relative humidity in January is 87%.

What is the wettest month?

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

How much does it rain in January?

In Diamond Lake, in January, during 6.3 rainfall days, 5.55" (141mm) of precipitation is typically accumulated.

What is the snowiest month?

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

How many days does it snow in January?

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

What is the average length of the day in January in Diamond Lake?

In January, the average day length is 9h and 26min.

When are sunrise and sunset in January?

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, sunrise is at 7:25 am and sunset at 5:18 pm PST.

What are the months 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 many hours of sunshine does Diamond Lake have in January?

The average sunshine duration in January is 4.5h.

What is the UV index reading in January?

In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health threat from unprotected exposure to 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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

Diamond Lake, Oregon, USA

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