Climate and monthly weather forecast
Salem, OR

An evening shot of the leafy town of Salem in Oregon
An evening shot of the leafy town of Salem in Oregon

Weather in January

January, like December, is a frosty winter month in Salem, Oregon, with an average temperature fluctuating between 47.7°F (8.7°C) and 35.2°F (1.8°C). In Salem, Oregon, the average high-temperature in January is almost the same as in December - a still chilly 47.7°F (8.7°C). Weather in January »

Weather in February

February, the last month of the winter in Salem, is another chilly month, with temperature in the range of an average high of 48.7°F (9.3°C) and an average low of 35.4°F (1.9°C). In Salem, the average high-temperature in February is essentially the same as in January - a still chilly 48.7°F (9.3°C). Weather in February »

Weather in March

March, the first month of the spring in Salem, is a cool month, with an average temperature varying between 52.9°F (11.6°C) and 37.4°F (3°C). In Salem, the average high-temperature in March is relatively the same as in February - a fresh 52.9°F (11.6°C). Weather in March »

Weather in April

April is a moderate spring month in Salem, Oregon, with an average temperature varying between 58.8°F (14.9°C) and 38.8°F (3.8°C). In April, the average high-temperature marginally rises from a cool 52.9°F (11.6°C) in March to a moderate 58.8°F (14.9°C). Weather in April »

Weather in May

May, the last month of the spring in Salem, is a comfortable month, with an average temperature varying between 66.7°F (19.3°C) and 42.8°F (6°C). In May, the average high-temperature marginally rises from a moderate 58.8°F (14.9°C) in April to an enjoyable 66.7°F (19.3°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Salem, Oregon, with an average temperature fluctuating between 72.3°F (22.4°C) and 47.7°F (8.7°C). In Salem, Oregon, the average high-temperature in June marginally rises from an enjoyable 66.7°F (19.3°C) in May to an agreeable 72.3°F (22.4°C). Weather in June »

Weather in July

July in Salem, Oregon, is a moderately hot summer month, with an average temperature ranging between max 80.8°F (27.1°C) and min 52.3°F (11.3°C). In Salem, the average high-temperature in July marginally rises from a pleasant 72.3°F (22.4°C) in June to a moderately hot 80.8°F (27.1°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Salem, Oregon, with an average temperature ranging between max 82°F (27.8°C) and min 54.1°F (12.3°C). August is the warmest month, with an average high-temperature of 82°F (27.8°C) and an average low-temperature of 54.1°F (12.3°C). In August, the average heat index is evaluated at 85.5°F (29.7°C). Weather in August »

Weather in September

September, the first month of the autumn in Salem, is also a moderately hot month, with an average temperature ranging between min 50.9°F (10.5°C) and max 74.7°F (23.7°C). In Salem, the average high-temperature in September slightly decreases from 82°F (27.8°C) in August to a still warm 74.7°F (23.7°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Salem, Oregon, with an average temperature ranging between max 62.2°F (16.8°C) and min 45.3°F (7.4°C). In Salem, the average high-temperature in October decreases from a moderately hot 74.7°F (23.7°C) in September to a comfortable 62.2°F (16.8°C). Weather in October »

Weather in November

November, the last month of the autumn in Salem, is also a fresh month, with an average temperature fluctuating between 40.1°F (4.5°C) and 51.8°F (11°C). In November, the average high-temperature decreases from an enjoyable 62.2°F (16.8°C) in October to a fresh 51.8°F (11°C). Weather in November »

Weather in December

December, the first month of the winter in Salem, is also a frosty month, with an average temperature ranging between min 34.5°F (1.4°C) and max 45.5°F (7.5°C). With an average high-temperature of 45.5°F (7.5°C) and an average low-temperature of 34.5°F (1.4°C), December is the coldest month. Weather in December »
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FAQ

What are the most humid months in Salem?

January, February and December, with an average relative humidity of 86%, are most humid months.

How much does it rain in Salem?

In Salem, Oregon, during the entire year, the rain falls for 162.5 days and collects up to 25.08" (637mm) of precipitation.

When does it snow in Salem?

Months with snowfall in Salem, Oregon, are January through March, November and December.

How much does it snow in Salem?

In Salem, Oregon, during the entire year, snow falls for 4.7 days and aggregates up to 2.48" (63mm) of snow.

What is the month with the lowest UV index in Salem?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

When does it snow the most in Salem?

The month with the most snowfall is February, when snow falls for 1.8 days and typically aggregates up to 1.18" (30mm) of snow.

What is the month with the least sunshine in Salem?

February has the least sunshine of the year in Salem, with an average of 4.2h of sunshine.

When is Daylight Saving Time (DST) in Salem?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Salem, Oregon, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from PDT to PST.

When it does not snow in Salem?

In Salem, snow does not fall in April through October.

When are the longest days in Salem?

June has the longest days of the year in Salem, Oregon, with an average of 15h and 33min of daylight.

What is the driest month in Salem?

July is the month with the least rainfall. Rain falls for 3.9 days and accumulates 0.28" (7mm) of precipitation.

What is the month with the highest UV index in Salem?

July is the month with the highest UV index, with an average maximum UV index of 6.

What is the warmest month in Salem?

August is the warmest month in Salem, Oregon, with an average high-temperature of 82°F (27.8°C) and an average low-temperature of 54.1°F (12.3°C).

What is the least humid month in Salem?

With an average relative humidity of 65%, August is the least humid month in Salem.

What month has the most sunshine in Salem?

August has the most sunshine of the year in Salem, Oregon, with an average of 11h of sunshine.

What is the coldest month in Salem?

December is the coldest month, with an average high-temperature of 45.5°F (7.5°C) and an average low-temperature of 34.5°F (1.4°C).

What is the rainiest month in Salem?

December is the month with the most rainfall in Salem, Oregon. Rain falls for 18.3 days and accumulates 3.94" (100mm) of precipitation.

What is the month with the shortest days in Salem?

The month with the shortest days is December, with an average of 8h and 51min of daylight.

Average temperature
Salem, OR

Average temperature - Salem, OR

The warmest month (with the highest average high temperature) is August (82°F).
The month with the lowest average high temperature is December (45.5°F).

The month with the highest average low temperature is August (54.1°F).
The coldest month (with the lowest average low temperature) is December (34.5°F).

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Average pressure
Salem, OR

Average pressure - Salem, OR

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).

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Average wind speed
Salem, OR

Average wind speed - Salem, OR

The windiest months (with the highest average wind speed) are January, March and November (5.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity
Salem, OR

Average humidity - Salem, OR

The months with the highest relative humidity are January, February and December (86%).
The month with the lowest relative humidity is August (65%).

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Average rainfall
Salem, OR

Average rainfall - Salem, OR

The wettest month (with the highest rainfall) is December (3.94").
The driest month (with the least rainfall) is July (0.28").

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Average rainfall days
Salem, OR

Average rainfall days - Salem, OR

The month with the highest number of rainy days is March (19.6 days).
The month with the least rainy days is July (3.9 days).

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Average snowfall
Salem, OR

Average snowfall - Salem, OR

The month with the highest snowfall is February (1.18").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days
Salem, OR

Average snowfall days - Salem, OR

The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Salem, OR

Average daylight / Average sunshine - Salem, OR

The month with the longest days is June (Average daylight: 15h and 33min).
The month with the shortest days is December (Average daylight: 8h and 51min).

The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

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Average sunshine days
Salem, OR

Average sunshine days - Salem, OR

The month with the most sunshine days is July (26.3 days).
The month with the least sunshine days is March (8.8 days).

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Average visibility
Salem, OR

Average visibility - Salem, OR

The months with the highest visibility are July, August and September (6mi).
The months with the lowest visibility are January, February, March, April, May, June, October, November and December (5mi).

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