Climate and monthly weather forecast
Gaston, OR

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Weather in January

January, like December, is a frosty winter month in Gaston, Oregon, with an average temperature varying between 33.6°F (0.9°C) and 44.4°F (6.9°C). The commencement of January brings an average high-temperature of a still chilly 44.4°F (6.9°C), marking an inconsequential divergence from December. Weather in January »

Weather in February

February, the last month of the winter in Gaston, is also a frosty month, with an average temperature fluctuating between 46.4°F (8°C) and 34.3°F (1.3°C). February's presence records an average high-temperature of a still frosty 46.4°F (8°C), closely mirroring January's climate. Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Gaston, Oregon, with an average temperature fluctuating between 50.5°F (10.3°C) and 36.1°F (2.3°C). The advent of March brings an average high-temperature of a cool 50.5°F (10.3°C), exhibiting minor difference from the previous month. Weather in March »

Weather in April

April is a moderate spring month in Gaston, Oregon, with an average temperature varying between 56.5°F (13.6°C) and 37.9°F (3.3°C). In Gaston, the average high-temperature in April slightly rises, from a fresh 50.5°F (10.3°C) in March, to a moderate 56.5°F (13.6°C). Weather in April »

Weather in May

May, the last month of the spring in Gaston, is an enjoyable month, with an average temperature varying between 43°F (6.1°C) and 65.3°F (18.5°C). May witnesses a minor rise in the average high-temperature, transitioning from a mild 56.5°F (13.6°C) in April to a still refreshing 65.3°F (18.5°C). Weather in May »

Weather in June

June, the first month of the summer in Gaston, is an agreeable month, with temperature in the range of an average low of 46.8°F (8.2°C) and an average high of 70.2°F (21.2°C). Gaston records an average high-temperature of an agreeable 70.2°F (21.2°C) in June, closely mirroring the climate of the previous month. Weather in June »

Weather in July

July is a moderately hot summer month in Gaston, Oregon, with an average temperature ranging between max 77.5°F (25.3°C) and min 51.4°F (10.8°C). The shift from June to July introduces a subtle increase in the average high-temperature, moving from a pleasant 70.2°F (21.2°C) to a warm 77.5°F (25.3°C). Weather in July »

Weather in August

August, the last month of the summer in Gaston, is also a moderately hot month, with an average temperature fluctuating between 53.2°F (11.8°C) and 79.3°F (26.3°C). August, with an average high of 79.3°F (26.3°C) and a low of 53.2°F (11.8°C), signifies the warmest month of the year. Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Gaston, Oregon, with an average temperature varying between 49.8°F (9.9°C) and 71.6°F (22°C). September heralds a minor drop in average high-temperature, sliding from August's moderately hot 79.3°F (26.3°C) to a pleasant 71.6°F (22°C). Weather in September »

Weather in October

October, the same as September, in Gaston, Oregon, is another refreshing autumn month, with an average temperature varying between 59.5°F (15.3°C) and 43.9°F (6.6°C). The arrival of October indicates a decrease in the average high-temperature, moving from an agreeable 71.6°F (22°C) in September to a refreshing 59.5°F (15.3°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Gaston, Oregon, with an average temperature ranging between min 38.5°F (3.6°C) and max 49.3°F (9.6°C). The arrival of November indicates a decrease in the average high-temperature, moving from a mild 59.5°F (15.3°C) in October to a chilly 49.3°F (9.6°C). Weather in November »

Weather in December

The first month of the winter, December, is also a frosty month in Gaston, Oregon, with temperature in the range of an average high of 43°F (6.1°C) and an average low of 33.1°F (0.6°C). With average temperatures fluctuating between a high of 43°F (6.1°C) and a low of 33.1°F (0.6°C), December stands out as the coldest month. Weather in December »
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Frequently asked questions

What is the wettest month in Gaston?

January is the month with the most rainfall in Gaston, Oregon. Rain falls for 19.3 days and accumulates 5.47" (139mm) of precipitation.

How many days does it rain in Gaston?

Throughout the year, in Gaston, there are 183.5 rainfall days, and 34.45" (875mm) of precipitation is accumulated.

When does it snow in Gaston?

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

How many days does it snow in Gaston?

Throughout the year, there are 7.1 snowfall days, and 4.69" (119mm) of snow is accumulated.

What are the months with the least sunshine in Gaston?

January and February, with an average of 3.5h of sunshine, are months with the least sunshine in Gaston.

What are the most humid months in Gaston?

February and December, with an average relative humidity of 88%, are most humid months in Gaston, Oregon.

When does it snow the most in Gaston?

The month with the most snowfall in Gaston, Oregon, is February, when snow falls for 2.9 days and typically aggregates up to 1.54" (39mm) of snow.

When is Daylight Saving Time (DST) in Gaston?

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 Gaston?

In Gaston, Oregon, snow does not fall in April through October.

When are the longest days in Gaston?

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

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

The months with the highest UV index are June and July, with an average maximum UV index of 5.

What is the driest month in Gaston?

The months with the least rainfall are July and August Rain falls for 6.5 days and accumulates 0.47" (12mm) of rain.

What is the warmest month in Gaston?

August, recording an average high temperature of 79.3°F (26.3°C) and a low temperature of 53.2°F (11.8°C), is Gaston's warmest month.

What is the least humid month in Gaston?

With an average relative humidity of 69%, August is the least humid month in Gaston, Oregon.

What month has the most sunshine in Gaston?

With an average of 10.4h of sunshine, August has the most sunshine of the year in Gaston.

When is the lowest UV index in Gaston?

With an average maximum UV index of 1, November is the month with the lowest UV index in Gaston, Oregon.

What is the coldest time of year in Gaston?

December, with average temperatures reaching a high of 43°F (6.1°C) and a low of 33.1°F (0.6°C), is the coldest month in Gaston.

What is the month with the shortest days in Gaston?

With an average of 8h and 48min of daylight, December has the shortest days of the year in Gaston, Oregon.

Average temperature
Gaston, OR

Average temperature - Gaston, OR

The warmest month (with the highest average high temperature) is August (79.3°F).
The month with the lowest average high temperature is December (43°F).

The month with the highest average low temperature is August (53.2°F).
The coldest month (with the lowest average low temperature) is December (33.1°F).

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Average pressure
Gaston, OR

Average pressure - Gaston, OR

The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).

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Average wind speed
Gaston, OR

Average wind speed - Gaston, OR

The windiest month (with the highest average wind speed) is March (4.9mph).
The calmest month (with the lowest average wind speed) is August (4mph).

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Average humidity
Gaston, OR

Average humidity - Gaston, OR

The months with the highest relative humidity are February and December (88%).
The month with the lowest relative humidity is August (69%).

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Average rainfall
Gaston, OR

Average rainfall - Gaston, OR

The wettest month (with the highest rainfall) is January (5.47").
The driest months (with the least rainfall) are July and August (0.47").

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Average rainfall days
Gaston, OR

Average rainfall days - Gaston, OR

The month with the highest number of rainy days is March (21.4 days).
The month with the least rainy days is August (6.2 days).

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Average snowfall
Gaston, OR

Average snowfall - Gaston, OR

The month with the highest snowfall is February (1.54").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days
Gaston, OR

Average snowfall days - Gaston, OR

The month with the highest number of snowfall days is February (2.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Gaston, OR

Average daylight / Average sunshine - Gaston, 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 month with the most sunshine is August (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 3h and 30min).

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Average sunshine days
Gaston, OR

Average sunshine days - Gaston, OR

The month with the most sunshine days is August (22 days).
The month with the least sunshine days is March (7.6 days).

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Average visibility
Gaston, OR

Average visibility - Gaston, OR

The months with the highest visibility are July and August (6mi).
The months with the lowest visibility are January, February, March, November and December (4mi).

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Gaston, Oregon, USA

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