July is one of the warmer months of the year in Tacoma, with average highs near 22.5°C and lows around 11.5°C (mean 17°C). It is one of the drier months, averaging 26 mm of rainfall and 78% relative humidity across the period.
July is one of the warmer months of the year in Tacoma. Across 45 years of records, the warmest July in Tacoma was 2015 — when the month averaged 19.2°C — while the coldest was 1993 at 14°C. Typical July days reach 22.5°C with nights near 11.5°C. The long-term trend is warming, about 0.3°C per decade.
July is one of the drier months in Tacoma, averaging 26 mm of rainfall. The wettest July on record was 1983 with 97 mm, while the driest was 1984 at 3 mm.
Relative humidity in Tacoma during July averages 78%. The most humid July was 1993 at 86%, and the least humid was 2015 at 70%.
July receives about 6.2 kWh/m²/day of solar energy in Tacoma. The sunniest July was 2023 at 7.2 kWh/m²/day, and the cloudiest was 1993 at 4.5.
Average wind speed in Tacoma during July is 0.3 m/s. The windiest Julys were 2022, 2023 and 2024, among others at 0.3 m/s, while the calmest were 1991, 2013 and 2025 at 0.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 16.1°C | 17.0°C | 17.3°C | 17.1°C | 17.6°C | +1.5°C |
| Avg High | 21.7°C | 22.4°C | 22.8°C | 22.6°C | 23.3°C | +1.6°C |
| Avg Low | 10.6°C | 11.7°C | 11.7°C | 11.6°C | 11.9°C | +1.3°C |
| Avg Rain | 36 mm | 38 mm | 19 mm | 20 mm | 12 mm | -24 mm |
July temperatures in Tacoma have risen by about 1.3°C between 1981–1985 and 2021–2025.
July has ranged from a record low of 4.7°C (2025) to a record high of 37.9°C (2009).
Rainfall in July is one of the drier months, averaging 26 mm, with a wettest year of 97 mm.
One of the best times to visit Tacoma
July is one of the best times to visit Tacoma. Expect days averaging 22.5°C and nights around 11.5°C (mean 17°C) — warmer than Tacoma's yearly average — with low rainfall (26 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 21.3°C | 15.7°C | 10.1°C | 28.4°C | 4.7°C | 15 mm | 80% | 0.2 m/s | 6.9 |
| 2024 | 24.5°C | 18.5°C | 12.6°C | 31.5°C | 9.1°C | 18 mm | 77% | 0.3 m/s | 7.1 |
| 2023 | 23.9°C | 18.0°C | 12.0°C | 28.7°C | 10.3°C | 8 mm | 75% | 0.3 m/s | 7.2 |
| 2022 | 23.8°C | 18.2°C | 12.7°C | 32.7°C | 8.6°C | 13 mm | 78% | 0.3 m/s | 6.5 |
| 2021 | 24.6°C | 18.5°C | 12.5°C | 32.1°C | 9.7°C | 3 mm | 75% | 0.3 m/s | 6.8 |
| 2020 | 21.8°C | 16.6°C | 11.5°C | 34.7°C | 9.0°C | 16 mm | 80% | 0.3 m/s | 6.2 |
| 2019 | 21.9°C | 16.8°C | 11.8°C | 28.3°C | 8.5°C | 27 mm | 79% | 0.3 m/s | 5.5 |
| 2018 | 25.1°C | 18.8°C | 12.6°C | 32.7°C | 8.2°C | 5 mm | 71% | 0.3 m/s | 7 |
| 2017 | 22.6°C | 16.8°C | 11.0°C | 26.2°C | 8.4°C | 3 mm | 79% | 0.3 m/s | 7.1 |
| 2016 | 21.4°C | 16.5°C | 11.7°C | 29.0°C | 9.5°C | 34 mm | 81% | 0.3 m/s | 5.6 |
| 2015 🔥 | 25.1°C | 19.2°C | 13.3°C | 33.0°C | 9.6°C | 13 mm | 70% | 0.3 m/s | 6.6 |
| 2014 | 24.1°C | 18.3°C | 12.6°C | 34.6°C | 9.2°C | 28 mm | 78% | 0.3 m/s | 6.6 |
| 2013 | 23.2°C | 17.4°C | 11.6°C | 29.5°C | 9.3°C | 4 mm | 79% | 0.2 m/s | 6.8 |
| 2012 | 21.1°C | 16.1°C | 11.0°C | 26.0°C | 7.6°C | 34 mm | 83% | 0.3 m/s | 5.8 |
| 2011 | 19.7°C | 14.9°C | 10.1°C | 26.0°C | 7.1°C | 36 mm | 83% | 0.3 m/s | 5.7 |
| 2010 | 22.1°C | 16.4°C | 10.6°C | 33.8°C | 7.4°C | 14 mm | 79% | 0.3 m/s | 6.5 |
| 2009 | 25.0°C | 18.9°C | 12.8°C | 37.9°C | 7.0°C | 9 mm | 74% | 0.3 m/s | 6.6 |
| 2008 | 21.3°C | 16.0°C | 10.6°C | 26.7°C | 7.5°C | 21 mm | 80% | 0.3 m/s | 6.2 |
| 2007 | 23.2°C | 17.9°C | 12.5°C | 33.5°C | 9.0°C | 41 mm | 79% | 0.3 m/s | 6 |
| 2006 | 23.1°C | 17.7°C | 12.3°C | 35.3°C | 9.0°C | 12 mm | 76% | 0.3 m/s | 6.4 |
| 2005 | 22.3°C | 16.8°C | 11.3°C | 27.6°C | 9.5°C | 33 mm | 79% | 0.3 m/s | 6.4 |
| 2004 | 24.7°C | 18.7°C | 12.7°C | 35.1°C | 9.2°C | 9 mm | 75% | 0.3 m/s | 6.3 |
| 2003 | 24.3°C | 18.2°C | 12.1°C | 32.8°C | 8.4°C | 6 mm | 74% | 0.3 m/s | 7.1 |
| 2002 | 22.8°C | 17.0°C | 11.3°C | 30.6°C | 7.2°C | 14 mm | 78% | 0.3 m/s | 6.3 |
| 2001 | 20.7°C | 15.5°C | 10.2°C | 25.8°C | 8.2°C | 23 mm | 80% | 0.3 m/s | 6.1 |
| 2000 | 20.8°C | 15.9°C | 11.0°C | 27.2°C | 7.2°C | 21 mm | 82% | 0.3 m/s | 5.8 |
| 1999 | 20.6°C | 15.4°C | 10.1°C | 30.4°C | 6.5°C | 45 mm | 82% | 0.3 m/s | 6.2 |
| 1998 | 23.6°C | 18.5°C | 13.5°C | 33.6°C | 10.6°C | 22 mm | 81% | 0.3 m/s | 5.9 |
| 1997 | 21.4°C | 16.5°C | 11.5°C | 29.5°C | 9.6°C | 50 mm | 82% | 0.3 m/s | 6.4 |
| 1996 | 23.4°C | 17.8°C | 12.1°C | 31.7°C | 7.3°C | 34 mm | 78% | 0.3 m/s | 6.6 |
| 1995 | 22.6°C | 17.3°C | 12.1°C | 30.4°C | 8.5°C | 48 mm | 79% | 0.3 m/s | 5.6 |
| 1994 | 23.8°C | 17.7°C | 11.6°C | 35.4°C | 7.0°C | 20 mm | 75% | 0.3 m/s | 6.4 |
| 1993 ❄️ | 18.2°C | 14.0°C | 9.9°C | 23.4°C | 8.2°C | 81 mm | 86% | 0.3 m/s | 4.5 |
| 1992 | 23.4°C | 17.9°C | 12.3°C | 33.8°C | 9.1°C | 40 mm | 78% | 0.3 m/s | 5.4 |
| 1991 | 22.2°C | 16.8°C | 11.5°C | 32.6°C | 8.3°C | 19 mm | 80% | 0.2 m/s | 6 |
| 1990 | 24.4°C | 18.4°C | 12.3°C | 32.5°C | 8.6°C | 25 mm | 78% | 0.3 m/s | 6.3 |
| 1989 | 20.9°C | 15.6°C | 10.3°C | 27.3°C | 7.3°C | 32 mm | 79% | 0.3 m/s | 5.4 |
| 1988 | 22.2°C | 16.4°C | 10.7°C | 32.8°C | 7.3°C | 35 mm | 78% | 0.3 m/s | 5.9 |
| 1987 | 21.3°C | 16.0°C | 10.6°C | 26.8°C | 7.2°C | 39 mm | 78% | 0.3 m/s | 5.1 |
| 1986 | 19.8°C | 14.7°C | 9.6°C | 25.0°C | 7.2°C | 44 mm | 80% | 0.3 m/s | 5 |
| 1985 | 25.5°C | 19.0°C | 12.5°C | 31.7°C | 8.0°C | 11 mm | 72% | 0.3 m/s | 6.6 |
| 1984 | 22.5°C | 16.5°C | 10.6°C | 29.3°C | 7.4°C | 3 mm | 77% | 0.3 m/s | 6.3 |
| 1983 🌧️ | 19.9°C | 15.1°C | 10.3°C | 31.9°C | 7.2°C | 97 mm | 83% | 0.3 m/s | — |
| 1982 | 21.6°C | 15.9°C | 10.2°C | 31.6°C | 7.2°C | 35 mm | 79% | 0.3 m/s | — |
| 1981 | 21.2°C | 15.8°C | 10.4°C | 29.1°C | 5.6°C | 29 mm | 80% | 0.3 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 22.5°C with lows near 11.5°C (mean 17°C), based on 45 years of NASA POWER data.
July averages 26 mm of rainfall in Tacoma, one of the drier months. The wettest on record was 97 mm in 1983.
The hottest July reached 37.9°C in 2009. The coldest dipped to 4.7°C in 2025.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have risen by about 1.3°C. Daytime highs moved from 22.1°C to 23.6°C and overnight lows from 10.8°C to 12°C over the same span.
July is one of the warmer months of the year in Tacoma and one of the drier months, so plan for around 22.5°C daytime highs and 11.5°C at night.
Not quite — July is the 11th coolest month in Tacoma, averaging 17°C.
For July in Tacoma, pack light layers you can adjust through the day, with typical highs of 22.5°C and lows of 11.5°C.
Relative humidity in July averages 78% — quite humid.
Average wind speed in July is 0.3 m/s. The windiest July on record averaged 0.3 m/s (1981).
The wettest July on record was 1983 with 97 mm. On average, July sees 26 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 Tacoma behaves each July, 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 July specifically, along with year-by-year records and how the month has changed over the decades.
