Climate and monthly weather forecast
Farmington, WA

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Weather in January

January, like December, in Farmington, Washington, is another cold winter month, with an average temperature varying between 26.1°F (-3.3°C) and 36.1°F (2.3°C). January's average high-temperature is a still cold 36.1°F (2.3°C), maintaining a close comparison with December's 34.7°F (1.5°C). Weather in January »

Weather in February

The last month of the winter, February, is also a wintry month in Farmington, Washington, with an average temperature varying between 39°F (3.9°C) and 28°F (-2.2°C). A minor adjustment in Farmington's average high-temperature is noted with the start of February, touching a still wintry 39°F (3.9°C) from January's 36.1°F (2.3°C). Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Farmington, Washington, with an average temperature varying between 46.9°F (8.3°C) and 33.1°F (0.6°C). The shift into March is accompanied by a modest temperature increase, with the average high-temperature edging up from a wintry 39°F (3.9°C) in February to a chilly 46.9°F (8.3°C). Weather in March »

Weather in April

April in Farmington, Washington, is a cool spring month, with an average temperature ranging between max 55°F (12.8°C) and min 37°F (2.8°C). As March transitions into April, Farmington notices a gentle rise in the average high-temperature, transitioning from a chilly 46.9°F (8.3°C) to a cool 55°F (12.8°C). Weather in April »

Weather in May

May, the last month of the spring in Farmington, is a comfortable month, with temperature in the range of an average high of 64.4°F (18°C) and an average low of 43°F (6.1°C). As April transitions into May, Farmington sees a rise in the average high-temperature, moving from a fresh 55°F (12.8°C) to a refreshing 64.4°F (18°C). Weather in May »

Weather in June

June, the first month of the summer in Farmington, is a pleasant month, with temperature in the range of an average high of 71.1°F (21.7°C) and an average low of 48.6°F (9.2°C). June's onset is marked by a subtle temperature increase, moving from a refreshing 64.4°F (18°C) in May to a pleasant 71.1°F (21.7°C). Weather in June »

Weather in July

July in Farmington, Washington, is a warm summer month, with temperature in the range of an average high of 83.3°F (28.5°C) and an average low of 57°F (13.9°C). July's arrival is marked by an increase in the average high-temperature, moving from an agreeable 71.1°F (21.7°C) in June to a warm 83.3°F (28.5°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Farmington, Washington, with an average temperature fluctuating between 83.5°F (28.6°C) and 60.4°F (15.8°C). The month of August sees the highest average temperatures, reaching 83.5°F (28.6°C) at the peak and 60.4°F (15.8°C) at the low. Weather in August »

Weather in September

September, the first month of the autumn in Farmington, is still a pleasant month, with an average temperature fluctuating between 52.9°F (11.6°C) and 73.2°F (22.9°C). September comes with a decrease in the average high-temperature, falling from a moderately hot 83.5°F (28.6°C) in August to a pleasant 73.2°F (22.9°C). Weather in September »

Weather in October

October, like September, is another refreshing autumn month in Farmington, Washington, with an average temperature varying between 42.1°F (5.6°C) and 57.6°F (14.2°C). A distinct shift in the average high-temperature is signaled in October, moving down from an agreeable 73.2°F (22.9°C) in September to a refreshing 57.6°F (14.2°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Farmington, Washington, with an average temperature varying between 32.9°F (0.5°C) and 43.9°F (6.6°C). The start of November signals a decrease in the average high-temperature, transitioning from a refreshing 57.6°F (14.2°C) in October to a frosty 43.9°F (6.6°C). Weather in November »

Weather in December

December, the first month of the winter in Farmington, is still a cold month, with an average temperature ranging between min 24.6°F (-4.1°C) and max 34.7°F (1.5°C). Farmington's temperature records reveal December as the coldest month, marked by average highs of 34.7°F (1.5°C) and lows of 24.6°F (-4.1°C). Weather in December »
Updated: Jul 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the most humid month?

January is the most humid month, with an average relative humidity of 85%.

How much does it rain?

Throughout the year, there are 120.2 rainfall days, and 14.69" (373mm) of precipitation is accumulated.

When does it snow?

January through May, September through December are months with snowfall.

How many days does it snow?

In Farmington, during the entire year, snow falls for 39.6 days and aggregates up to 22.68" (576mm) of snow.

What is the month with the least sunshine?

The months with the least sunshine are January and December, with an average of 4.6h of sunshine.

What are the months 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?

February is the month with the most snowfall. Snow falls for 9.6 days and accumulates 6.69" (170mm) 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.

When it does not snow?

June through August are months without snowfall.

When are the longest days?

With an average of 15h and 48min of daylight, June has the longest days of the year.

What is the driest month?

July is the month with the least rainfall in Farmington. Rain falls for 4.5 days and accumulates 0.28" (7mm) of precipitation.

What is the month with the most sunshine?

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

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 7.

What month is the hottest?

In Farmington, August is identified by the average highest temperatures, reaching a peak of 83.5°F (28.6°C) and a low of 60.4°F (15.8°C).

What is the least humid month?

With an average relative humidity of 37%, August is the least humid month.

What time of the year is the coldest in Farmington?

The coldest period tends to be December, when average temperatures fluctuate between a high of 34.7°F (1.5°C) and a low of 24.6°F (-4.1°C).

What is the rainiest month?

December is the month with the most rainfall. Rain falls for 9.5 days and accumulates 1.93" (49mm) of precipitation.

What is the month with the shortest days in Farmington?

December has the shortest days of the year, with an average of 8h and 36min of daylight.

Average temperature
Farmington, WA

Average temperature - Farmington, WA

The warmest month (with the highest average high temperature) is August (83.5°F).
The month with the lowest average high temperature is December (34.7°F).

The month with the highest average low temperature is August (60.4°F).
The coldest month (with the lowest average low temperature) is December (24.6°F).

Average pressure
Farmington, WA

Average pressure - Farmington, WA

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).

Average wind speed
Farmington, WA

Average wind speed - Farmington, WA

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

Average humidity
Farmington, WA

Average humidity - Farmington, WA

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (37%).

Average rainfall
Farmington, WA

Average rainfall - Farmington, WA

The wettest month (with the highest rainfall) is December (1.93").
The driest month (with the least rainfall) is July (0.28").

Average rainfall days
Farmington, WA

Average rainfall days - Farmington, WA

The month with the highest number of rainy days is April (14.6 days).
The month with the least rainy days is July (4.5 days).

Average snowfall
Farmington, WA

Average snowfall - Farmington, WA

The month with the highest snowfall is February (6.69").
The months with the least snowfall are June, July and August (0").

Average snowfall days
Farmington, WA

Average snowfall days - Farmington, WA

The months with the highest number of snowfall days are February and December (9.6 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight / Average sunshine
Farmington, WA

Average daylight / Average sunshine - Farmington, WA

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

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 4h and 36min).

Average sunshine days
Farmington, WA

Average sunshine days - Farmington, WA

The month with the most sunshine days is July (24.6 days).
The month with the least sunshine days is February (12.2 days).

Average UV index
Farmington, WA

Average UV index - Farmington, WA

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average visibility
Farmington, WA

Average visibility - Farmington, WA

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

Farmington, Washington, USA

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