nomadseason

August Weather in Federal Way, United States

Last updated: June 24, 2025

In August, the average temperature in Federal Way, United States hovers around 19°C (66°F), with a minimum of 10°C (50°F) and a maximum reaching up to 32°C (90°F). Expect about 16 mm (0.6 in) of precipitation over approximately 4 days, complemented by an average humidity level of 63%. Perfect weather to enjoy the local scenery!

August Temperature in Federal Way

In August in Federal Way, the average temperature is 19°C (66°F). Maximum can reach 32°C (90°F) and minimum can be as low as 10°C (50°F). This pleasant climate makes it an ideal time for traveling and exploring outdoor activities.

August Weather in Federal Way: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Federal Way, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Federal Way, August typically has an average temperature of 19°C (66°F), with highs reaching up to 32°C (90°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec413944485560656660514541
Data source: Temperature data for Federal Way generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Federal Way

In Federal Way in August, the precipitation amount is 16 mm (0.6 in) over a span of 4 days.

August Precipitation Trends in Federal Way

The chart displays monthly precipitation patterns in Federal Way, 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. In Federal Way, August typically receives around 16 mm (0.6 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec1871931381206964131697153193208
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

August Humidity in Federal Way

In Federal Way in August, humidity is 63%. With an average temperature of 19°C (66°F), this humidity feels like a warm embrace, making it pleasantly comfortable for exploring the area's sights while infusing the air with a refreshing vitality that's ideal for travel.

August Average Humidity in Federal Way

This chart illustrates the average monthly humidity levels in Federal Way, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Federal Way is approximately 63%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%87%84%81%82%79%63%62%83%89%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Federal Way

In Federal Way in August, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Federal Way.

Maximum UV Index Levels in Federal Way for August

The chart shows the monthly maximum UV Index (UVI) for Federal Way 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. In August, the maximum UV index in Federal Way typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689987532
Data source: Federal Way 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.

How August Weather in Federal Way Compares to Other Months

Weather in Federal Way varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Federal Way, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Federal Way, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)187 mm (7.4 inches)86%low
February Weather4°C (40°F)193 mm (7.6 inches)86%moderate
March Weather6°C (44°F)138 mm (5.4 inches)87%moderate
April Weather9°C (48°F)120 mm (4.7 inches)84%high
May Weather13°C (55°F)69 mm (2.7 inches)81%very high
June Weather16°C (60°F)64 mm (2.5 inches)82%very high
July Weather18°C (65°F)13 mm (0.5 inches)79%very high
August Weather19°C (66°F)16 mm (0.6 inches)63%very high
September Weather16°C (61°F)97 mm (3.8 inches)62%high
October Weather10°C (51°F)153 mm (6.0 inches)83%moderate
November Weather7°C (46°F)193 mm (7.6 inches)89%moderate
December Weather5°C (41°F)208 mm (8.2 inches)88%low

Compare Federal Way's Climate with Cities Worldwide