Historical Weather in Renton, WA
See 55+ years of weather history for any date in Renton going back to 1970.
Part of Washington weather history
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Today in Renton Weather HistorySee records, averages, and 55+ years of data for today's date
→Monthly Climate Averages
Historical temperature and precipitation averages for Renton, WA, based on 55+ years of weather data.
Warmest MonthAugustAvg High: 77°F / Low: 56°F
Coldest MonthDecemberAvg High: 46°F / Low: 36°F
Jan
47°/ 36°
💧 7.3"
❄️ 1.4"
Feb
50°/ 36°
💧 6.1"
❄️ 1.9"
Mar
54°/ 39°
💧 5.8"
❄️ 1.5"
Apr
59°/ 42°
💧 5.0"
❄️ 0.8"
May
66°/ 48°
💧 4.2"
Jun
71°/ 52°
💧 4.4"
Jul
77°/ 56°
💧 3.7"
Aug
77°/ 56°
💧 4.9"
Sep
71°/ 52°
💧 5.2"
Oct
60°/ 46°
💧 6.7"
❄️ 2.0"
Nov
52°/ 39°
💧 8.2"
❄️ 1.6"
Dec
46°/ 36°
💧 7.5"
❄️ 1.3"
Temperatures in Fahrenheit. Precipitation and snowfall in inches.
Renton Temperature Records
- Record High: The hottest temperature ever recorded in Renton, WA is 109°F, set on June 28, 2021.
- Record Low: The coldest temperature ever recorded in Renton, WA is -1°F, set on November 23, 1985.
- Data Coverage: Based on 29 years of data from NOAA weather station: RENTON MUNI AP.
All-Time Record High
109°F
June 28, 2021
All-Time Record Low
-1°F
November 23, 1985
Monthly Temperature Records in Renton
| Month | Record High | Record Low |
|---|---|---|
| January | 67°F(2015) | 4°F(1973) |
| February | 72°F(2015) | 4°F(1989) |
| March | 81°F(2004) | 13°F(1989) |
| April | 89°F(2016) | 25°F(1985) |
| May | 92°F(1983) | 27°F(1982) |
| June | 109°F(2021) | 34°F(1976) |
| July | 105°F(2009) | 40°F(1973) |
| August | 99°F(1981) | 34°F(1980) |
| September | 98°F(1988) | 28°F(1972) |
| October | 89°F(1987) | 24°F(1971) |
| November | 78°F(2010) | -1°F(1985) |
| December | 69°F(1980) | 3°F(1983) |
Renton Snow RecordsSee the top 10 snowiest days ever recorded
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