Climate and monthly weather forecast
Dexter, OR

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Weather in January

January, like December, is another chilly winter month in Dexter, Oregon, with an average temperature ranging between max 48.9°F (9.4°C) and min 35.2°F (1.8°C). Dexter's January reports an average high-temperature of a still frosty 48.9°F (9.4°C), exhibiting a minor difference from December. Weather in January »

Weather in February

The last month of the winter, February, is another chilly month in Dexter, Oregon, with an average temperature varying between 34.5°F (1.4°C) and 49.3°F (9.6°C). Dexter records an average high-temperature of a still chilly 49.3°F (9.6°C) in February, maintaining a close correlation with January's 48.9°F (9.4°C). Weather in February »

Weather in March

March, the first month of the spring in Dexter, is a fresh month, with an average temperature fluctuating between 52.7°F (11.5°C) and 36°F (2.2°C). The beginning of March records an average high-temperature of a cool 52.7°F (11.5°C), marking a negligible difference from February's 49.3°F (9.6°C). Weather in March »

Weather in April

April is a mild spring month in Dexter, Oregon, with an average temperature fluctuating between 57.4°F (14.1°C) and 37°F (2.8°C). In Dexter, April's average high-temperature stands at a refreshing 57.4°F (14.1°C), closely related to the preceding month. Weather in April »

Weather in May

The last month of the spring, May, is a refreshing month in Dexter, Oregon, with an average temperature varying between 40.6°F (4.8°C) and 65.5°F (18.6°C). The shift from April to May sees a slight increase in the average high-temperature, transitioning from a mild 57.4°F (14.1°C) to a still refreshing 65.5°F (18.6°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Dexter, Oregon, with an average temperature fluctuating between 44.2°F (6.8°C) and 70.7°F (21.5°C). The shift into June reveals an average high-temperature of a pleasant 70.7°F (21.5°C), closely mirroring May's climate. Weather in June »

Weather in July

July in Dexter, Oregon, is a moderately hot summer month, with an average temperature varying between 48.2°F (9°C) and 79.3°F (26.3°C). The arrival of July witnesses a small shift in the average high-temperature, moving from an agreeable 70.7°F (21.5°C) in June to a warm 79.3°F (26.3°C). Weather in July »

Weather in August

August, the last month of the summer in Dexter, is also a moderately hot month, with an average temperature ranging between min 49.6°F (9.8°C) and max 80.4°F (26.9°C). The temperatures reach their highest averages in August, with highs of 80.4°F (26.9°C) and lows of 49.6°F (9.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Dexter, Oregon, with temperature in the range of an average high of 73.9°F (23.3°C) and an average low of 46.4°F (8°C). September signals a slight drop in average high-temperature, sliding from August's warm 80.4°F (26.9°C) to a still moderately hot 73.9°F (23.3°C). Weather in September »

Weather in October

October, like September, in Dexter, Oregon, is another comfortable autumn month, with an average temperature fluctuating between 42.6°F (5.9°C) and 62.8°F (17.1°C). Onset of October witnesses a reduction in the average high-temperature, falling from a warm 73.9°F (23.3°C) in September to a comfortable 62.8°F (17.1°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a fresh month in Dexter, Oregon, with an average temperature varying between 38.3°F (3.5°C) and 52.5°F (11.4°C). The onset of November is marked by a decrease in temperature, transitioning from a refreshing 62.8°F (17.1°C) in October to a cool 52.5°F (11.4°C). Weather in November »

Weather in December

December, the first month of the winter in Dexter, is still a chilly month, with an average temperature ranging between max 46°F (7.8°C) and min 33.8°F (1°C). In Dexter, the lowest average temperatures are observed in December, with a high of 46°F (7.8°C) and a low of 33.8°F (1°C). Weather in December »

Frequently asked questions

What are the most humid months?

The months with the highest humidity are January through March and December, with an average relative humidity of 86%.

How many days does it rain in Dexter?

In Dexter, during the entire year, the rain falls for 158.1 days and collects up to 30.12" (765mm) of precipitation.

When does it snow?

January through April, November and December are months with snowfall.

How much does it snow in Dexter?

Throughout the year, there are 6.6 snowfall days, and 5" (127mm) of snow is accumulated.

What is the month with the lowest UV index?

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

What is the snowiest month?

The month with the most snowfall in Dexter, Oregon, is February, when snow falls for 2.5 days and typically aggregates up to 2.72" (69mm) of snow.

What is the month with the least sunshine?

February has the least sunshine of the year, with an average of 4.1h of sunshine.

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 it does not snow?

In Dexter, snow does not fall in May through October.

When are the longest days?

With an average of 15h and 24min of daylight, June has the longest days of the year.

What is the driest month?

July is the month with the least rainfall. Rain falls for 4.2 days and accumulates 0.2" (5mm) of precipitation.

What is the month with the highest UV index?

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

What month is the hottest?

Dexter notes the warmest temperatures in August, with a average high of 80.4°F (26.9°C) and a low of 49.6°F (9.8°C).

What is the least humid month?

The least humid month is August, with an average relative humidity of 69%.

What month has the most sunshine?

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

What is the coldest time of year?

December is the coldest month of the year, registering average temperatures as high as 46°F (7.8°C) and as low as 33.8°F (1°C).

What is the wettest month?

The month with the most rainfall is December, when the rain falls for 18.5 days and typically aggregates up to 4.57" (116mm) of precipitation.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 0min of daylight.

Average temperature
Dexter, OR

Average temperature - Dexter, OR

The warmest month (with the highest average high temperature) is August (80.4°F).
The month with the lowest average high temperature is December (46°F).

The month with the highest average low temperature is August (49.6°F).
The coldest month (with the lowest average low temperature) is December (33.8°F).

Average pressure
Dexter, OR

Average pressure - Dexter, OR

The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).

Average wind speed
Dexter, OR

Average wind speed - Dexter, OR

The windiest months (with the highest average wind speed) are January and March (4.4mph).
The calmest months (with the lowest average wind speed) are August and September (3.5mph).

Average humidity
Dexter, OR

Average humidity - Dexter, OR

The months with the highest relative humidity are January, February, March and December (86%).
The month with the lowest relative humidity is August (69%).

Average rainfall
Dexter, OR

Average rainfall - Dexter, OR

The wettest month (with the highest rainfall) is December (4.57").
The driest month (with the least rainfall) is July (0.2").

Average rainfall days
Dexter, OR

Average rainfall days - Dexter, OR

The month with the highest number of rainy days is March (20.3 days).
The month with the least rainy days is August (3.5 days).

Average snowfall
Dexter, OR

Average snowfall - Dexter, OR

The month with the highest snowfall is February (2.72").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
Dexter, OR

Average snowfall days - Dexter, OR

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Dexter, OR

Average daylight / Average sunshine - Dexter, OR

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

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 6min).

Average sunshine days
Dexter, OR

Average sunshine days - Dexter, OR

The month with the most sunshine days is August (25.6 days).
The month with the least sunshine days is February (9.1 days).

Average UV index
Dexter, OR

Average UV index - Dexter, OR

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average visibility
Dexter, OR

Average visibility - Dexter, OR

The months with the highest visibility are June, July, August, September and October (5mi).
The months with the lowest visibility are January, February, March, April, May, November and December (4mi).

Dexter, Oregon, USA

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