Climate and monthly weather forecast
Wasco, OR

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A big ranch farm with a large, red barn and a vast planted farm outback, near Wasco Town in Oregon
A big ranch farm with a large, red barn and a vast planted farm outback, near Wasco Town in Oregon

Weather in January

January, the same as December, is a wintry winter month in Wasco, Oregon, with an average temperature fluctuating between 27.9°F (-2.3°C) and 38.3°F (3.5°C). January notes an average high-temperature of a still icy 38.3°F (3.5°C), subtly differing from December's 37°F (2.8°C). Weather in January »

Weather in February

February, the last month of the winter in Wasco, is another cold month, with an average temperature ranging between min 29.5°F (-1.4°C) and max 41.5°F (5.3°C). As Wasco steps into February, the average high-temperature holds at a still cold 41.5°F (5.3°C), hinting at a minor fluctuation from the prior month. Weather in February »

Weather in March

March, the first month of the spring in Wasco, is a chilly month, with an average temperature varying between 48.6°F (9.2°C) and 33.4°F (0.8°C). As February transitions into March, Wasco notices a gentle rise in the average high-temperature, transitioning from an icy 41.5°F (5.3°C) to a chilly 48.6°F (9.2°C). Weather in March »

Weather in April

April in Wasco, Oregon, is a refreshing spring month, with temperature in the range of an average low of 38.5°F (3.6°C) and an average high of 57.4°F (14.1°C). April comes with a subtle rise, with the average high-temperature adjusting from a frosty 48.6°F (9.2°C) in March to a refreshing 57.4°F (14.1°C). Weather in April »

Weather in May

The last month of the spring, May, is a refreshing month in Wasco, Oregon, with an average temperature ranging between min 45.1°F (7.3°C) and max 67.5°F (19.7°C). Observing a rise in May, the average high-temperature goes from April's moderate 57.4°F (14.1°C) to an enjoyable 67.5°F (19.7°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Wasco, Oregon, with an average temperature varying between 74.1°F (23.4°C) and 51.1°F (10.6°C). The shift into June brings a slight increase in the average high-temperature, moving from a comfortable 67.5°F (19.7°C) in May to a moderately hot 74.1°F (23.4°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Wasco, Oregon, with temperature in the range of an average high of 83.8°F (28.8°C) and an average low of 57.7°F (14.3°C). Wasco reaches its highest average temperatures in July, measuring 83.8°F (28.8°C) at the peak and 57.7°F (14.3°C) at the lowest. For July, the heat index is calculated to be 84.2°F (29°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Wasco, Oregon, with temperature in the range of an average high of 83.3°F (28.5°C) and an average low of 59°F (15°C). Wasco experiences a recorded average high-temperature of a still moderately hot 83.3°F (28.5°C) in August, closely aligned with July's 83.8°F (28.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in Wasco, Oregon, with an average temperature ranging between max 73°F (22.8°C) and min 53.2°F (11.8°C). With September's onset, the average high-temperature recedes from August's moderately hot 83.3°F (28.5°C) to a pleasant 73°F (22.8°C). Weather in September »

Weather in October

October, like September, is another mild autumn month in Wasco, Oregon, with an average temperature varying between 43.7°F (6.5°C) and 58.6°F (14.8°C). October indicates a noticeable reduction in the average high-temperature, moving down from an agreeable 73°F (22.8°C) in September to a refreshing 58.6°F (14.8°C). Weather in October »

Weather in November

November, the last month of the autumn in Wasco, is also a frosty month, with an average temperature ranging between max 45.9°F (7.7°C) and min 34°F (1.1°C). Wasco's progression into November involves a drop in the average high-temperature, receding from a moderate 58.6°F (14.8°C) in October to a chilly 45.9°F (7.7°C). Weather in November »

Weather in December

December, the first month of the winter in Wasco, is also a wintry month, with an average temperature fluctuating between 37°F (2.8°C) and 27.1°F (-2.7°C). With average temperatures fluctuating between a high of 37°F (2.8°C) and a low of 27.1°F (-2.7°C), December stands out as the coldest month. Weather in December »
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the most humid month?

The most humid month is January, with an average relative humidity of 84%.

How much does it rain?

In Wasco, during the entire year, the rain falls for 50.4 days and collects up to 2.6" (66mm) of precipitation.

When does it snow?

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

How many days does it snow?

In Wasco, during the entire year, snow falls for 7.2 days and aggregates up to 1.77" (45mm) of snow.

What is the month with the least sunshine in Wasco?

With an average of 5.1h of sunshine, January has the least sunshine of the year.

What is the month with the lowest UV index?

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?

The month with the most snowfall is February, when snow falls for 2.3 days and typically aggregates up to 0.55" (14mm) of snow.

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.

What is the driest month?

April, July and November are months with the least rain when the rain falls for 5.4 days and typically aggregates up to 0.12" (3mm) of rain.

When it does not snow?

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

What is the rainiest month?

May is the month with the most rainfall. Rain falls for 6.1 days and accumulates 0.47" (12mm) of precipitation.

When are the longest days?

With an average of 15h and 36min of daylight, June has the longest days of the year.

What are the months with the highest UV index?

The months with the highest UV index are June and July, with an average maximum UV index of 6.

What time of the year is the hottest?

With average high temperatures of 83.8°F (28.8°C) and lows of 57.7°F (14.3°C), July is the warmest month.

What are the least humid months?

The months with the lowest humidity are July and August, with an average relative humidity of 45%.

What is the month with the most sunshine?

The months with the most sunshine in Wasco are July and August, with an average of 12h of sunshine.

What are the coldest months?

The coldest time of the year is December, with temperatures averaging a high of 37°F (2.8°C) and a low of 27.1°F (-2.7°C).

What is the month with the shortest days?

The month with the shortest days is December, with an average of 8h and 48min of daylight.

Average temperature
Wasco, OR

Average temperature - Wasco, OR

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is December (37°F).

The month with the highest average low temperature is August (59°F).
The coldest month (with the lowest average low temperature) is December (27.1°F).

Average pressure
Wasco, OR

Average pressure - Wasco, OR

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is August (29.94"Hg).

Average wind speed
Wasco, OR

Average wind speed - Wasco, OR

The windiest month (with the highest average wind speed) is June (8.8mph).
The calmest month (with the lowest average wind speed) is January (5.5mph).

Average humidity
Wasco, OR

Average humidity - Wasco, OR

The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are July and August (45%).

Average rainfall
Wasco, OR

Average rainfall - Wasco, OR

The wettest month (with the highest rainfall) is May (0.47").
The driest months (with the least rainfall) are April, July and November (0.12").

Average rainfall days
Wasco, OR

Average rainfall days - Wasco, OR

The month with the highest number of rainy days is May (6.1 days).
The month with the least rainy days is July (2.9 days).

Average snowfall
Wasco, OR

Average snowfall - Wasco, OR

The month with the highest snowfall is February (0.55").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days
Wasco, OR

Average snowfall days - Wasco, OR

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Wasco, OR

Average daylight / Average sunshine - Wasco, OR

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days
Wasco, OR

Average sunshine days - Wasco, OR

The month with the most sunshine days is July (26.3 days).
The month with the least sunshine days is February (21.9 days).

Average UV index
Wasco, OR

Average UV index - Wasco, OR

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

Average visibility
Wasco, OR

Average visibility - Wasco, OR

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

Wasco, Oregon, USA

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