Climate and monthly weather forecast
Forks, WA

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Large rocks near a tall cliff in the section of the iconic Second Beach in Forks, Washington
Large rocks near a tall cliff in the section of the iconic Second Beach in Forks, Washington

The climate of Forks

Forks, Washington, nestled in the United States, experiences a prevailing Marine west coast climate with warm summer, according to the Köppen climate classification, denoted as Cfb. The climate in this region involves considerable variations in different weather parameters throughout the year. To comprehend the weather profiles, an analysis of the monthly average climatological parameters becomes significant, showcasing specifics about temperature, humidity, rainfall, snowfall, and more.

Throughout the year, the average high temperature swings between 44.2°F (6.8°C) in December and 68.2°F (20.1°C) in August, while the average low temperature oscillates between 37.8°F (3.2°C) in December and 50.5°F (10.3°C) in August. A close observation of climatic patterns reveals Forks witnesses a higher humidity level from 80% to 86% annually. Interestingly, the town experiences the maximum rainfall of 2.36" (60mm) in January and the minimal rainfall of 0.16" (4mm) in July, indicating the vast differential in precipitation levels.

Surprising still is the snowfall: trace amounts, if any, occur only from January through March, with the remaining months entirely void of such occurrences. The most extended daylight hours occur in June, reaching up to 16 hours, which noticeably shrink to approximately 8.9 hours in December. As for the wind speed, the highest is noted as 8mph (12.9km/h) in January and the lowest, 4.5mph (7.2km/h) in August.

The best time to visit Forks

The most agreeable period to visit Forks, considering the climatological data, falls in the months of May through September. During this time, the high temperature measures from 58.3°F (14.6°C) to around 68.2°F (20.1°C), coupled with the lowest rainfall ranging between 0.16" (4mm) and 0.43" (11mm). The town also experiences an abundant amount of sunshine with 8.7 to 10.1 sunshine hours, further enhancing the overall weather conditions.

The worst time to visit Forks

Contrarily, bad weather conditions are manifested prominently during the months of January and December, creating a less welcoming atmosphere for tourists. During these months, the high temperature plummets to around 44.2°F (6.8°C) to 45.9°F (7.7°C), and the rainfall shoots to between 1.89" (48mm) to 2.36" (60mm), creating a rather gloomy climate.

Spring weather in Forks

Spring, between March and May, reveals a moderate rise in temperature, advancing from 47.7°F (8.7°C) to 58.3°F (14.6°C). Simultaneously, the rainfall alleviates, reducing from 0.79" (20mm) to 0.39" (10mm), creating an overall pleasant outdoor atmosphere.

Summer weather in Forks

Summer months, from June through August, in Forks, characterized by the annual peak temperatures. Values rise from 61.3°F (16.3°C) to 68.2°F (20.1°C), surprisingly, it corresponds with the least amount of rainfall throughout the year ranging just from 0.16" (4mm) to 0.43" (11mm). This pattern provides a comfortable climatic combination for outdoor activities.

Autumn weather in Forks

Autumn, inclusive of September through November, brings a dip in temperature, receding from 64.2°F (17.9°C) to 49.1°F (9.5°C). During these months, the town also experiences a gradual increase in rainfall, marking from 0.43" (11mm) to 1.42" (36mm) respectively.

Winter weather in Forks

The winter season from December through February offers the coldest weather with mean high temperatures from 44.2°F (6.8°C) to 45.9°F (7.7°C) and lows from 37.8°F (3.2°C) to 38.3°F (3.5°C). Precipitation also peaks up to 2.36" (60mm), and the least daylight (8.5 to10.6 hours) is observed, providing a stark contrast to the warm, sunny summer.

Weather in January

The year kicks off with a chill in the air in Forks, Washington, with average high temperatures not exceeding 45.9°F (7.7°C). Even though the sun is still a rare sight, with daylight lasting for only 8.9 hours, the city receives a respectable 3.6 hours of sunshine. Weather in January »

Weather in February

An incremental reduction in low temperatures is experienced from 38.3°F (3.5°C) in January to 37°F (2.8°C), marking February as the coldest month of the year in Forks. Despite the chill, the additional 1.4 hours of daylight is a source of cheer, signaling the upcoming change of seasons. Weather in February »

Weather in March

March witnesses a moderate temperature rise, reaching up to 47.7°F (8.7°C), signifying the onset of Spring in the air. A stark increase in hours of sunshine and daylight paints the town with vibrant hues of blooming flora. The air retains a degree of chill, while the soft lullaby of rain continues to be a steady companion. Weather in March »

Weather in April

By April, the temperature ascends to a comfortable average high of 51.1°F (10.6°C). Showers become a less frequent visitor, and the azure sky is more prominently showcased. Despite a decline in humidity, mornings remain misty, creating picturesque landscapes. Weather in April »

Weather in May

With the average high temperature jumping to 58.3°F (14.6°C), May signifies the gradual approach of the warm season. The winds become milder, ushering in a comforting calm over the city. The shy spring sunshine confidently asserts its stay, stretching up to 15.2 hours of daylight. Weather in May »

Weather in June

As an introduction to the summer season, June warms up Forks with average temperatures escalating to 61.3°F (16.3°C). Days become longer, engaging residents in jovial outdoor activities under the nearly cloudless sky. Though rainfall sees a slight increase, vivid rainbows and the fresh scent after a shower add to the charms of the month. Weather in June »

Weather in July

Resplendent in summer glory, July witnesses the highest average temperature of the year, scaling up to 66.4°F (19.1°C). Heralding the sunniest phase in Forks, the town basks in 9.9 hours of sunshine amidst a meager cloud cover. Rain makes sporadic appearances, sprinkling a touch of freshness in the warm air. Weather in July »

Weather in August

August continues to carry the summer baton, revealing a slight increase in average low temperatures from 49.1°F (9.5°C) in July to 50.5°F (10.3°C). A light breeze whisks away any excess warmth, maintaining a delightful balance between the sun and the shade. Weather in August »

Weather in September

September offers a gentle transition towards autumn while maintaining an average high temperature of 64.2°F (17.9°C). Accompanied by calm winds and a steady daylight duration, the month promises comfortable warmth. The slight uptick in rainfall fosters a greener environment, acting as a prelude to the impending fall foliage. Weather in September »

Weather in October

With the arrival of October, Forks enthusiastically showcases autumn in all its glory as temperatures dive to an average high of 56.7°F (13.7°C). Clouds begin to return, signaling the receding summer sun, while the city prepares for the approaching drizzle. Weather in October »

Weather in November

November witnesses a further reduction in temperature, notwithstanding the average high still remains comfortably poised at 49.1°F (9.5°C). The reduction in daylight hours signals the nearing winter, while the increased precipitation prepares the ground for the colder months ahead. Weather in November »

Weather in December

Ending the year on a frosty note, December brings the average temperature down to a cool 44.2°F (6.8°C). As daylight hours shrink further and light snow occasionally adorns the city, a wintry atmosphere settles over Forks. Rainfall assumes a dominant role, dictating the rhythm of the month and inspiring cozy, indoor activities. Weather in December »

Frequently asked questions

What is the most humid month?

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

What is the rainiest month?

The month with the most rainfall is January, when the rain falls for 12.8 days and typically aggregates up to 2.36" (60mm) of precipitation.

How much does it rain?

Throughout the year, in Forks, there are 109.2 rainfall days, and 10.79" (274mm) of precipitation is accumulated.

When does it snow?

January through March are months with snowfall.

What is the snowiest month?

January is the month with the most snowfall in Forks. Snow falls for 0.9 days and accumulates 0.75" (19mm) of snow.

How many days does it snow in Forks?

Throughout the year, there are 4.7 snowfall days, and 1.42" (36mm) of snow is accumulated.

What is the month with the least sunshine?

With an average of 3.6h of sunshine, January has the least sunshine of the year.

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

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

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?

April through December are months without snowfall.

What is the least humid month?

May and July, with an average relative humidity of 80%, are the least humid months.

When are the longest days?

The month with the longest days is June, with an average of 16h and 0min of daylight.

What is the driest month?

The month with the least rainfall is July, when the rain falls for 4.4 days and typically collects 0.16" (4mm) of precipitation.

When is the highest UV index?

With an average maximum UV index of 5, July is the month with the highest UV index.

What part of the year is the hottest?

August is the month when Forks's temperatures reach their peak, with averages of 68.2°F (20.1°C) and lows of 50.5°F (10.3°C).

What month has the most sunshine?

The month with the most sunshine is August, with an average of 10.1h of sunshine.

What is the coldest time of year?

Forks records the coldest temperatures in December, averaging a high of 44.2°F (6.8°C) and a low of 37.8°F (3.2°C).

What is the month with the shortest days in Forks?

With an average of 8h and 30min of daylight, December has the shortest days of the year.

Average temperature
Forks, WA

Average temperature - Forks, WA

The warmest month (with the highest average high temperature) is August (68.2°F).
The month with the lowest average high temperature is December (44.2°F).

The month with the highest average low temperature is August (50.5°F).
The coldest month (with the lowest average low temperature) is February (37°F).

Average pressure
Forks, WA

Average pressure - Forks, WA

The month with the highest atmospheric pressure is July (30.08"Hg).
The month with the lowest atmospheric pressure is March (29.99"Hg).

Average wind speed
Forks, WA

Average wind speed - Forks, WA

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity
Forks, WA

Average humidity - Forks, WA

The months with the highest relative humidity are January and December (86%).
The months with the lowest relative humidity are May and July (80%).

Average rainfall
Forks, WA

Average rainfall - Forks, WA

The wettest month (with the highest rainfall) is January (2.36").
The driest month (with the least rainfall) is July (0.16").

Average rainfall days
Forks, WA

Average rainfall days - Forks, WA

The month with the highest number of rainy days is March (13.3 days).
The month with the least rainy days is August (3 days).

Average snowfall
Forks, WA

Average snowfall - Forks, WA

The month with the highest snowfall is January (0.75").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").

Average snowfall days
Forks, WA

Average snowfall days - Forks, WA

The month with the highest number of snowfall days is February (2.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Forks, WA

Average daylight / Average sunshine - Forks, WA

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 30min).

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days
Forks, WA

Average sunshine days - Forks, WA

The month with the most sunshine days is August (24.9 days).
The month with the least sunshine days is February (12.2 days).

Average UV index
Forks, WA

Average UV index - Forks, WA

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average visibility
Forks, WA

Average visibility - Forks, WA

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

Forks, Washington, USA

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