October is one of the warmer months of the year in Federal Way, with average highs near 15.3°C and lows around 7.2°C (mean 11.3°C). It is a relatively wet time of year, averaging 120 mm of rainfall and 83% relative humidity across the period.
October is one of the warmer months of the year in Federal Way. Across 45 years of records, the warmest October in Federal Way was 2022 — when the month averaged 14.3°C — while the coldest was 2025 at 9.1°C. Typical October days reach 15.3°C with nights near 7.2°C. The long-term October temperature trend is broadly flat.
October is a relatively wet time of year in Federal Way, averaging 120 mm of rainfall. The wettest October on record was 2016 with 299 mm, while the driest was 1987 at 12 mm.
Relative humidity in Federal Way during October averages 83%. The most humid October was 2025 at 92%, and the least humid was 1987 at 65%.
October receives about 2.3 kWh/m²/day of solar energy in Federal Way. The sunniest October was 1987 at 2.9 kWh/m²/day, and the cloudiest was 2016 at 1.8.
Average wind speed in Federal Way during October is 0.8 m/s. The windiest October was 1997 at 1 m/s, while the calmest were 1987, 1993 and 2002, among others at 0.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 11.5°C | 11.0°C | 11.1°C | 11.4°C | 11.2°C | -0.3°C |
| Avg High | 16.0°C | 15.1°C | 15.1°C | 15.2°C | 15.0°C | -1°C |
| Avg Low | 7.0°C | 6.8°C | 7.1°C | 7.6°C | 7.5°C | +0.5°C |
| Avg Rain | 109 mm | 122 mm | 105 mm | 145 mm | 115 mm | +6 mm |
October temperatures in Federal Way have risen by about 0.7°C between 1981–1985 and 2021–2025.
October has ranged from a record low of -3.5°C (1984) to a record high of 31.7°C (2022).
Rainfall in October is a relatively wet time of year, averaging 120 mm, with a wettest year of 299 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.2°C per decade while lows rose 0.2°C per decade, narrowing the gap between day and night.
A good time to visit Federal Way
October is a good time to visit Federal Way, with days averaging 15.3°C and nights around 7.2°C (mean 11.3°C, close to Federal Way's yearly average) and higher rainfall. August and July are marginally more temperate, but October still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 ❄️ | 12.1°C | 9.1°C | 6.0°C | 17.6°C | 2.0°C | 134 mm | 92% | 0.7 m/s | 2.3 |
| 2024 | 12.3°C | 9.4°C | 6.4°C | 18.9°C | 4.0°C | 122 mm | 92% | 0.7 m/s | 2.3 |
| 2023 | 16.5°C | 12.1°C | 7.8°C | 27.3°C | -0.2°C | 83 mm | 85% | 0.7 m/s | 2.5 |
| 2022 🔥 | 19.0°C | 14.3°C | 9.6°C | 31.7°C | 4.7°C | 85 mm | 80% | 0.7 m/s | 2.8 |
| 2021 | 14.3°C | 10.8°C | 7.2°C | 19.2°C | 2.1°C | 163 mm | 85% | 0.8 m/s | 2.1 |
| 2020 | 15.6°C | 11.7°C | 7.8°C | 23.0°C | -1.8°C | 105 mm | 85% | 0.8 m/s | 2.5 |
| 2019 | 13.7°C | 9.7°C | 5.7°C | 17.4°C | -1.6°C | 107 mm | 80% | 0.8 m/s | 2.5 |
| 2018 | 15.6°C | 11.5°C | 7.4°C | 22.8°C | 4.6°C | 107 mm | 83% | 0.7 m/s | 2.5 |
| 2017 | 15.3°C | 10.9°C | 6.5°C | 21.9°C | 2.9°C | 136 mm | 83% | 0.8 m/s | 2.6 |
| 2016 🌧️ | 14.8°C | 11.6°C | 8.3°C | 17.8°C | 4.0°C | 299 mm | 88% | 0.9 m/s | 1.8 |
| 2015 | 17.4°C | 13.5°C | 9.6°C | 23.2°C | 6.9°C | 140 mm | 84% | 0.7 m/s | 2.1 |
| 2014 | 17.1°C | 13.6°C | 10.1°C | 23.8°C | 5.6°C | 195 mm | 87% | 0.8 m/s | 2.1 |
| 2013 | 14.2°C | 10.2°C | 6.1°C | 21.2°C | 3.2°C | 38 mm | 86% | 0.7 m/s | 2.6 |
| 2012 | 14.9°C | 11.1°C | 7.4°C | 22.2°C | 2.7°C | 189 mm | 85% | 0.8 m/s | 2.3 |
| 2011 | 14.0°C | 10.6°C | 7.2°C | 19.6°C | 3.4°C | 105 mm | 88% | 0.7 m/s | 2.1 |
| 2010 | 15.2°C | 11.4°C | 7.6°C | 21.3°C | 2.5°C | 132 mm | 85% | 0.8 m/s | 2.4 |
| 2009 | 14.3°C | 10.4°C | 6.5°C | 18.9°C | 3.1°C | 168 mm | 80% | 0.8 m/s | 2.1 |
| 2008 | 14.6°C | 10.6°C | 6.5°C | 25.1°C | 3.0°C | 74 mm | 83% | 0.7 m/s | 2.3 |
| 2007 | 13.9°C | 10.2°C | 6.5°C | 26.2°C | 1.3°C | 108 mm | 87% | 0.8 m/s | 2.1 |
| 2006 | 15.4°C | 11.1°C | 6.8°C | 21.8°C | -1.9°C | 47 mm | 80% | 0.7 m/s | 2.6 |
| 2005 | 15.7°C | 12.0°C | 8.3°C | 21.8°C | 4.6°C | 105 mm | 86% | 0.8 m/s | 2 |
| 2004 | 15.6°C | 11.8°C | 7.9°C | 23.2°C | 3.7°C | 104 mm | 85% | 0.7 m/s | 2.3 |
| 2003 | 16.4°C | 12.5°C | 8.6°C | 23.1°C | -2.3°C | 195 mm | 83% | 0.9 m/s | 2.1 |
| 2002 | 15.9°C | 10.9°C | 6.0°C | 22.8°C | -1.2°C | 21 mm | 76% | 0.6 m/s | 2.6 |
| 2001 | 14.1°C | 10.3°C | 6.4°C | 22.7°C | 3.0°C | 127 mm | 84% | 0.8 m/s | 2.2 |
| 2000 | 15.1°C | 11.0°C | 7.0°C | 23.1°C | 3.5°C | 100 mm | 84% | 0.7 m/s | 2.4 |
| 1999 | 15.3°C | 10.9°C | 6.4°C | 21.0°C | 2.5°C | 98 mm | 81% | 0.8 m/s | 2.5 |
| 1998 | 15.3°C | 11.2°C | 7.1°C | 24.0°C | 3.4°C | 106 mm | 85% | 0.8 m/s | 2.3 |
| 1997 | 14.1°C | 10.8°C | 7.5°C | 21.6°C | 4.4°C | 199 mm | 87% | 1 m/s | 2.1 |
| 1996 | 14.2°C | 10.2°C | 6.2°C | 24.9°C | 0.1°C | 170 mm | 86% | 0.8 m/s | 2.2 |
| 1995 | 14.5°C | 10.5°C | 6.5°C | 19.9°C | -0.9°C | 143 mm | 85% | 0.8 m/s | 2.3 |
| 1994 | 15.4°C | 11.0°C | 6.6°C | 21.9°C | 3.7°C | 145 mm | 80% | 0.8 m/s | 2.5 |
| 1993 | 17.1°C | 12.6°C | 8.1°C | 25.2°C | 4.0°C | 58 mm | 81% | 0.6 m/s | 2.4 |
| 1992 | 16.2°C | 12.0°C | 7.8°C | 23.0°C | -0.4°C | 82 mm | 81% | 0.7 m/s | 2.2 |
| 1991 | 15.1°C | 10.5°C | 5.9°C | 23.7°C | -2.3°C | 50 mm | 77% | 0.7 m/s | 2.7 |
| 1990 | 14.0°C | 10.0°C | 6.0°C | 19.5°C | 2.8°C | 170 mm | 84% | 0.9 m/s | 2.2 |
| 1989 | 15.9°C | 11.5°C | 7.2°C | 23.4°C | 2.3°C | 98 mm | 79% | 0.7 m/s | 2.3 |
| 1988 | 18.2°C | 13.5°C | 8.9°C | 28.0°C | 0.5°C | 79 mm | 81% | 0.7 m/s | 2 |
| 1987 | 19.5°C | 13.7°C | 7.8°C | 29.7°C | 4.1°C | 12 mm | 65% | 0.6 m/s | 2.9 |
| 1986 | 17.5°C | 12.5°C | 7.6°C | 20.0°C | 3.2°C | 98 mm | 78% | 0.7 m/s | 2.4 |
| 1985 | 14.1°C | 10.0°C | 5.9°C | 21.6°C | -0.5°C | 219 mm | 81% | 0.9 m/s | 2.1 |
| 1984 | 13.1°C | 9.2°C | 5.3°C | 22.6°C | -3.5°C | 118 mm | 83% | 0.8 m/s | 2 |
| 1983 | 15.3°C | 10.9°C | 6.4°C | 20.9°C | 2.9°C | 56 mm | 81% | 0.6 m/s | — |
| 1982 | 15.4°C | 11.1°C | 6.8°C | 22.7°C | 0.4°C | 138 mm | 83% | 0.8 m/s | — |
| 1981 | 14.9°C | 10.8°C | 6.7°C | 21.3°C | 2.8°C | 165 mm | 83% | 0.8 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 15.3°C with lows near 7.2°C (mean 11.3°C), based on 45 years of NASA POWER data.
October averages 120 mm of rainfall in Federal Way, a relatively wet time of year. The wettest on record was 299 mm in 2016.
The hottest October reached 31.7°C in 2022. The coldest dipped to -3.5°C in 1984.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have risen by about 0.7°C. Daytime highs moved from 14.6°C to 14.8°C and overnight lows from 6.2°C to 7.4°C over the same span.
October is one of the warmer months of the year in Federal Way and a relatively wet time of year, so plan for around 15.3°C daytime highs and 7.2°C at night.
Not quite — October is the 7th coolest month in Federal Way, averaging 11.3°C.
For October in Federal Way, pack warm layers and a jacket for chilly mornings, with typical highs of 15.3°C and lows of 7.2°C. Bring an umbrella or light rain jacket too.
Relative humidity in October averages 83% — quite humid.
Average wind speed in October is 0.8 m/s. The windiest October on record averaged 1 m/s (1997).
The wettest October on record was 2016 with 299 mm. On average, October sees 120 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Federal Way behaves each October, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for October specifically, along with year-by-year records and how the month has changed over the decades.
