Climate and monthly 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). 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. Weather in January »

Weather in February

The last month of the winter, February, is also a wintry month in Diamond Lake, Oregon, with an average temperature varying between 37°F (2.8°C) and 24.6°F (-4.1°C). The weather during February records an average high-temperature of a still wintry 37°F (2.8°C), closely mirroring the preceding month. Weather in February »

Weather in March

March, the first month of the spring in Diamond Lake, is also an icy month, with temperature in the range of an average low of 26.1°F (-3.3°C) and an average high of 40.3°F (4.6°C). March's weather records an average high-temperature of a still cold 40.3°F (4.6°C), showing little deviation from February. Weather in March »

Weather in April

April is a chilly spring month in Diamond Lake, Oregon, with an average temperature fluctuating between 29.7°F (-1.3°C) and 46.6°F (8.1°C). As Diamond Lake transitions into April, the average high-temperature is observed to slightly rise from an icy 40.3°F (4.6°C) in March to a chilly 46.6°F (8.1°C). Weather in April »

Weather in May

May, the last month of the spring in Diamond Lake, is a mild month, with an average temperature ranging between min 35.4°F (1.9°C) and max 56.1°F (13.4°C). Diamond Lake's transition into May is marked by a rise in the average high-temperature, advancing from a frosty 46.6°F (8.1°C) in April to a moderate 56.1°F (13.4°C). Weather in May »

Weather in June

June, the first month of the summer in Diamond Lake, is an enjoyable month, with an average temperature varying between 39.9°F (4.4°C) and 64.9°F (18.3°C). The arrival of June introduces a minor uplift in high-temperatures, adjusting from a mild 56.1°F (13.4°C) in May to a comfortable 64.9°F (18.3°C). Weather in June »

Weather in July

July is a warm summer month in Diamond Lake, Oregon, with an average temperature varying between 46°F (7.8°C) and 76.5°F (24.7°C). Diamond Lake experiences peak temperatures, averaging a high-temperature of 76.5°F (24.7°C) during July and August. Weather in July »

Weather in August

August, the last month of the summer in Diamond Lake, is another warm month, with an average temperature ranging between min 46.4°F (8°C) and max 76.5°F (24.7°C). July and August mark Diamond Lake's peak of temperatures, averaging a high-temperature of 76.5°F (24.7°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Diamond Lake, Oregon, with an average temperature varying between 41.9°F (5.5°C) and 68.4°F (20.2°C). The beginning of September brings a minor change in the average high-temperature, shifting from a moderately hot 76.5°F (24.7°C) in August to a pleasant 68.4°F (20.2°C). Weather in September »

Weather in October

October, the same as September, is another fresh autumn month in Diamond Lake, Oregon, with temperature in the range of an average high of 54.7°F (12.6°C) and an average low of 35.2°F (1.8°C). In October, the average high-temperature decreases from an agreeable 68.4°F (20.2°C) in September to a fresh 54.7°F (12.6°C). Weather in October »

Weather in November

November, the last month of the autumn in Diamond Lake, is also an icy month, with an average temperature varying between 42.6°F (5.9°C) and 29.3°F (-1.5°C). As October transitions into November, Diamond Lake sees a drop in the average high-temperature, transitioning from a cool 54.7°F (12.6°C) to a wintry 42.6°F (5.9°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Diamond Lake, Oregon, with an average temperature ranging between min 23.5°F (-4.7°C) and max 35.4°F (1.9°C). December is the month that records the lowest temperatures, with averages ranging from a high of 35.4°F (1.9°C) to a low of 23.5°F (-4.7°C). Weather in December »

Frequently asked questions

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 Diamond Lake?

In Diamond Lake, during the entire year, the rain falls for 105.2 days and collects up to 35.83" (910mm) of precipitation.

When does it snow?

Months with snowfall are January through June, September through December.

What is the snowiest month?

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?

Throughout the year, in Diamond Lake, Oregon, there are 133.8 snowfall days, and 206.73" (5251mm) of snow is accumulated.

What are the months with the least sunshine?

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

What is the most humid month?

February and March, with an average relative humidity of 88%, are most humid months.

What is the month with the lowest UV index?

February is the month with the lowest UV index in Diamond Lake, with an average maximum UV index of 1.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.

When are the longest days?

June has the longest days of the year, with an average of 15h and 18min of daylight.

What is the hottest time of year?

Temperatures reach their maximum during July and August, recording an average high-temperature of 76.5°F (24.7°C).

What are the least humid months?

The months with the lowest humidity are July and August, with an average relative humidity of 59%.

What is the driest month?

July is the month with the least rainfall. Rain falls for 4.6 days and accumulates 0.39" (10mm) of precipitation.

When it does not snow?

In Diamond Lake, snow does not fall in July and August.

What month has the most sunshine?

With an average of 11.9h of sunshine, July has the most sunshine of the year.

When is the highest UV index?

With an average maximum UV index of 5, July is the month with the highest UV index.

What month is the coldest?

December, on average, is the coldest month, registering a high temperature of 35.4°F (1.9°C) and a low of 23.5°F (-4.7°C).

What is the month with the shortest days?

With an average of 9h and 6min of daylight, December has the shortest days of the year.

Average temperature
Diamond Lake, OR

Average temperature - Diamond Lake, OR

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).

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
Diamond Lake, OR

Average pressure - Diamond Lake, OR

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
Diamond Lake, OR

Average wind speed - Diamond Lake, OR

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
Diamond Lake, OR

Average humidity - Diamond Lake, OR

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
Diamond Lake, OR

Average rainfall - Diamond Lake, OR

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
Diamond Lake, OR

Average rainfall days - Diamond Lake, OR

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
Diamond Lake, OR

Average snowfall - Diamond Lake, OR

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
Diamond Lake, OR

Average snowfall days - Diamond Lake, OR

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 / Average sunshine
Diamond Lake, OR

Average daylight / Average sunshine - Diamond Lake, OR

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).

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
Diamond Lake, OR

Average sunshine days - Diamond Lake, OR

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 visibility
Diamond Lake, OR

Average visibility - Diamond Lake, OR

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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