August Weather in Forks, United States

Last updated: February 24, 2025

In Forks, Washington, the weather in August is characterized by a delightful blend of warmth and occasional rain. With maximum temperatures soaring up to 30°C (86°F) and an average temperature of 15°C (59°F), the month offers a pleasant climate for outdoor activities. Although it can feel humid at 73%, the weather is tempered by cool evenings, with minimum temperatures dropping to 9°C (49°F). Rainfall is typically light, experiencing only 25 mm (1.0 in) over about four days, making this a great time to explore the lush landscapes of the Pacific Northwest. Whether you’re hiking the nearby trails or enjoying the scenic beauty, Forks in August promises an inviting atmosphere filled with the essence of summer.

August Temperature in Forks

August in Forks, United States, marks a delightful transition into warmer days, with temperatures showcasing a noteworthy increase compared to the earlier months. With minimums around 9°C (49°F) and average highs reaching up to 30°C (86°F), it’s a time when the crispness of summer is palpable. The month presents a comfortable average temperature of 15°C (59°F), allowing residents and visitors alike to revel in outdoor activities. This gradual rise from July’s max of 24°C (76°F) sets the stage for vibrant late summer days, making August one of the most enjoyable months for those seeking the warmth of the Pacific Northwest. As the season winds down, the warmth serves as a gentle reminder of the cooler temperatures approaching in September and beyond.

August Weather in Forks: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Forks, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434144485256585957514743
Data source: Temperature data for Forks generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Forks

In August, Forks experiences a slight uptick in precipitation compared to the dry summer months, receiving an average of 25 mm (1.0 in) of rain over just 4 days. This modest amount marks a gentle transition towards the wetter autumn months, contrasting sharply with July, when only 23 mm fell across 5 days. As summer winds down, the likelihood of rainfall begins to reemerge, setting the stage for the increased precipitation that characterizes September and beyond, where average rainfall jumps to 131 mm (5.1 in). The pattern indicates that while August might be on the drier side, the shifting seasons usher in a noticeable increase in rainfall, reflecting the region's characteristic wet climate.

August Precipitation Trends in Forks

The chart displays monthly precipitation patterns in Forks, with values for each month alongside August's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec28118918115368612325131219336293
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Forks

In Forks, United States, August marks a notable shift in humidity, dropping to 73%, the year's lowest level. This decline signals a refreshing transition after a summer marked by relatively high moisture levels, where humidity hovered around 82% in July. As the summer wanes, the humidity begins to rise again in September, settling at 74%. Overall, the trend from January through August showcases a gradual decrease in humidity, dipping to its annual low before making its way back up in the fall months. This fluctuation creates a unique climate rhythm, making August a more comfortable time for both residents and visitors to enjoy the scenic beauty of Forks.

August Average Humidity in Forks

This chart illustrates the average monthly humidity levels in Forks, with August's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how August's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%85%83%84%84%82%73%74%83%86%87%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Forks

In August, Forks, Washington, experiences a UV Index of 8, placing it in the very high exposure category. This signals a peak summer season where sun protection becomes essential, as skin can burn in just 15 minutes. The trend throughout the summer months shows an escalation in UV intensity, with June and July also reaching a towering UV Index of 9. As the year progresses into fall, the UV levels begin to taper off, but August remains a crucial month for sun safety. Staying informed and proactive is key to enjoying the sunny days while minimizing skin damage. For more detailed UV information, check out Forks UV Index.

Maximum UV Index Levels in Forks for August

The chart shows the monthly maximum UV Index (UVI) for Forks in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec235689987522
Data source: Forks August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

August Sunshine in Forks

In August, Forks, United States, basks in a generous 312 hours of sunshine, continuing the warm trend established over the summer months. With sunlight peaking in July at 339 hours, August retains a significant amount of brightness, though it marks a gradual decline as the days begin to shorten. The sunny streak that started in May with 299 hours reflects a pattern of increasing daylight, reaching its zenith in the heart of summer before tapering off into the autumn months. As September approaches with its 240 hours of sunshine, residents and visitors alike relish the lingering warmth of August, savoring those golden hours before the transition into cooler days and shorter daylight.

Monthly Sunshine Duration in Forks: August Highlighted

The August sunshine duration represents the total number of hours Forks experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec76h134h206h227h299h319h339h312h240h187h117h98h
Data source: Forks August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Forks During August

In Forks, Washington, August offers a 31% chance of sunny weather, putting it on par with the weather patterns seen in the previous months of July and June. As summer peaks, the likelihood of clear skies tends to stabilize around this mark, contrasting sharply with the early winter months like January and November, which languish below 20%. Interestingly, the jump from April's 45% chance of sun to May's much lower 26% suggests a transitional phase toward late summer, where the sunshine becomes sporadic again as fall approaches. Despite the modest likelihood of sunny days, residents and visitors can still cherish those bright moments amidst the region's lush greenery and stunning natural landscapes, making each sunny day feel even more special.

Percentage of Sunny Days in August in Forks

The chart illustrates the percentage of sunny days in Forks throughout the year, with August highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Forks experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec17%22%28%45%26%38%31%31%27%25%14%19%
Data source: Forks August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Forks in August

In Forks, United States, the month of August brings a gradual decrease in daylight hours, with the sun gracing the skies for approximately 14 hours each day. This decline follows the peak summer months of June and July, where daylight reached an impressive 15 hours. The warmth and brightness of August still resonate with lingering summer vibes, yet as the days shorten, a clear transition towards fall is evident. September further ushers in this change as daylight drops to 12 hours, setting the stage for the cooler, darker months ahead. The rhythm of daylight throughout the year showcases a beautiful progression, inviting residents and visitors alike to savor the last golden days of summer before the autumn leaves begin to fall.

Average Daylight Hours in Forks for August

The chart illustrates the variation in daylight duration in Forks throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 52m10h 15m11h 57m13h 41m15h 11m15h 57m15h 31m14h 10m12h 30m10h 46m9h 13m8h 26m
Data source: Forks daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Forks

In August, the wind in Forks, United States, tends to be gentle, with an average speed of 2.8 m/s (6 mph)—a continuation of the trend observed during the summer months. This slight increase from July's calming 2.7 m/s hints at a gradual rise as the seasons shift, yet overall, it remains one of the year's calmest months for breezy outdoor adventures. As autumn approaches, wind speeds then begin to pick up again, with September averaging 3.5 m/s (8 mph), signifying the transition towards a more invigorating climate. Notably, spring brings stronger gusts as well, with wind patterns showcasing a pattern of fluctuation, peaking in the late fall months. In Forks, the rhythm of the winds reflects the changing seasons, inviting residents and visitors alike to immerse themselves in nature's breath.

Average August Wind Speed in Forks

The chart displays monthly wind speed patterns in Forks, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.85.04.43.03.23.12.72.8 m/s3.54.65.34.9
Data source: Forks August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Forks Compares to Other Months

The weather in Forks changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of August's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Forks and find detailed weather information for every month.

In August, the weather in Forks is typically warm and inviting, with temperatures ranging from a comfortable 9°C (49°F) to a balmy 30°C (86°F). The month experiences minimal precipitation, averaging just 25 mm (1.0 in) over about four days, resulting in a humidity level of 73%. In stark contrast, January brings significantly cooler conditions, with temperatures dropping as low as -2°C (28°F) and peaking at 14°C (57°F). This winter month sees much heavier rainfall, totaling around 281 mm (11.1 in) across 18 days, and a higher humidity level of 86%. For a more detailed look at the winter weather, you can explore Forks weather in January.

August and February present stark contrasts in weather patterns. In August, temperatures can range from a cool 9°C (49°F) at night to a warm 30°C (86°F) during the day, creating an average of 15°C (59°F). With only 25 mm (1.0 in) of precipitation spread over four days and a humidity level of 73%, this month is generally pleasant and more suited for outdoor activities. In contrast, February experiences much cooler temperatures, ranging from a chilly -3°C (28°F) at night to a maximum of 13°C (55°F), with an average of just 5°C (41°F). The month is quite wet, seeing 189 mm (7.5 in) of rain over 18 days, and higher humidity at 84% means it can feel quite damp. For more detailed information, check out Forks weather in February.

August and March present contrasting weather patterns. In August, temperatures range from a minimum of 9°C (49°F) to a maximum of 30°C (86°F), with an average of 15°C (59°F). The month experiences relatively low precipitation, averaging only 25 mm (1.0 in) over four days, and a humidity level of 73%. In stark contrast, March is notably cooler, with temperatures ranging from 0°C (32°F) to 20°C (69°F), and an average of just 7°C (44°F). However, March is much wetter, receiving 181 mm (7.1 in) of precipitation across 18 days and a higher humidity level of 85%. For a closer look at weather specifics in March, visit Forks weather in March.

August and April present contrasting weather patterns, with August generally being warmer and drier. In August, temperatures range from a minimum of 9°C (49°F) to a maximum of 30°C (86°F), with an average of 15°C (59°F) and only 25 mm (1.0 in) of precipitation over approximately 4 days. In contrast, April experiences cooler temperatures, ranging from a minimum of 2°C (35°F) to a maximum of 22°C (72°F), averaging just 9°C (48°F). Additionally, April sees significantly higher rainfall, totaling 153 mm (6.0 in) over 16 days, and higher humidity at 83%. For a more detailed look, visit Forks weather in April.

In comparing the weather of August and May, August tends to be warmer, with average temperatures reaching around 15°C (59°F) and a maximum of 30°C (86°F). In contrast, May has cooler averages, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 24°C (76°F). While August experiences less precipitation, totaling only 25 mm (1.0 in) over about 4 days, May sees significantly more rainfall, accumulating 68 mm (2.7 in) across roughly 9 days. Additionally, humidity levels are higher in May at 84%, compared to August's 73%. For more detailed information, you can check Forks weather in May.

In June, the weather tends to be warmer compared to August, with maximum temperatures reaching up to 34°C (93°F) and an average of 13°C (56°F). This month experiences significantly higher precipitation with 61 mm (2.4 in) over 10 days, contributing to a higher humidity level of 84%. In contrast, August typically has milder temperatures, with a maximum of 30°C (86°F) and an average of 15°C (59°F). Precipitation decreases to just 25 mm (1.0 in) over 4 days, resulting in lower humidity levels at 73%. For a detailed overview of June weather, you can check Forks weather in June.

In comparing the weather between July and August, August experiences noticeably warmer temperatures with an average rising to 15°C (59°F) and a maximum of 30°C (86°F), compared to July's average of 14°C (58°F) and maximum of 24°C (76°F). Both months see a similar level of precipitation, with August receiving 25 mm (1.0 in) over 4 days and July recording 23 mm (0.9 in) over 5 days. Humidity is slightly lower in August at 73% compared to the higher 82% in July, contributing to a more comfortable atmosphere despite the warmer temperatures. For more insights on July weather, check out Forks weather in July.

In August, the weather is generally warmer, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 30°C (86°F) and an average of 15°C (59°F). The month sees relatively low precipitation, totaling just 25 mm (1.0 in) over about 4 days, while humidity hovers around 73%. In contrast, September brings cooler temperatures, with a minimum of 6°C (43°F) and a maximum of 27°C (82°F), leading to an average temperature of 14°C (58°F). However, this month experiences significant rainfall, with precipitation amounting to 131 mm (5.1 in) over 11 days, and humidity slightly increasing to 74%. For more detailed information about the weather in September, check out Forks weather in September.

In August, temperatures are generally warmer, with a minimum of 9°C (49°F) and a maximum reaching up to 30°C (86°F), making for an average of 15°C (59°F). The month tends to be relatively dry, with only 25 mm (1.0 in) of precipitation over four days and a humidity level of 73%. In contrast, October features much cooler temperatures, with a minimum of 3°C (37°F), an average of 11°C (51°F), and a maximum of 19°C (67°F). This month sees a dramatic increase in precipitation, totaling 219 mm (8.6 in) across 15 days, coupled with higher humidity at 83%. For more specific details about October weather, you can check Forks weather in October.

August and November present strikingly different weather conditions. In August, temperatures range from a comfortable minimum of 9°C (49°F) to a warm maximum of 30°C (86°F), with an average of 15°C (59°F). Precipitation is relatively low at 25 mm (1.0 in), falling on just 4 days, and humidity sits at 73%. In contrast, November is much cooler, with temperatures dipping to a minimum of 1°C (33°F) and peaking at 16°C (60°F), averaging only 8°C (47°F). The month is notably wetter, accumulating 336 mm (13.2 in) of rain over 19 days, and it also experiences higher humidity at 86%. For a closer look at the weather specifics in November, you can visit Forks weather in November.

August and December present striking contrasts in weather. August boasts warmer temperatures, with a minimum of 9°C (49°F) and a maximum reaching 30°C (86°F), alongside relatively low precipitation of 25 mm (1.0 in) over just four days. In contrast, December sees much colder conditions, with temperatures dipping to a minimum of -4°C (24°F) and averaging around 6°C (44°F). The month is also significantly wetter, receiving 293 mm (11.5 in) of rain over 20 days, which contributes to a higher humidity level of 87%. For a detailed look at the conditions you can expect, check out Forks weather in December.

Compare Forks's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Forks

As August unfolds in Forks, the weather offers a pleasant transition from the cooler months, characterized by warmer temperatures and moderate humidity levels. With the mercury rising to a maximum of 30°C (86°F), this month stands out as one of the warmest, inviting locals and visitors alike to enjoy the great outdoors. Despite the occasional rain, with only four days of precipitation and an average of 25 mm (1.0 in), this month strikes a perfect balance between sunny spells and refreshing showers. For those interested in more details about the climatic patterns throughout the year, feel free to explore Forks Climate.