Renton weather in October: Renton, Washington: normal highs, lows, rain and records for October
Renton in October has a normal high of 61°F and a normal low of 46°F, a daily mean of 54°F, falling from 66°F on the 1st to 56°F by the 31st. Measurable precipitation falls on 15 days in a normal October, 3.49 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 16°C and low of 8°C, 89 mm of precipitation in October.
- NOAA stationRenton Municipal Airport
- Station IDUSW00094248
- Location47.49°N 122.21°W
- Elevation29 ft (9 m)
- From the center1 miles
- Population105,543
- Jan 48° 37°
- Feb 50° 37°
- Mar 55° 40°
- Apr 60° 43°
- May 66° 49°
- Jun 71° 54°
- Jul 77° 58°
- Aug 78° 57°
- Sep 72° 53°
- Oct 61° 46°
- Nov 52° 40°
- Dec 47° 37°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Renton in October?
The normal high is 61°F and the normal low 46°F, for a daily mean of 53.7°F. October is 8.7°F cooler than September and 7.5°F warmer than November. October is the 6th warmest month of the year in Renton and the 5th wettest. Across the month the normal high falls 10°F, from 66°F on October 1 to 56°F on October 31. From one year to the next October's mean temperature typically moves about 1.8°F either way (NOAA's standard deviation), so roughly two Octobers in three average between 52°F and 56°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 54%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| October 1 | 66°F | 50°F | 38% | 20% |
| October 8 | 64°F | 48°F | 43% | 23% |
| October 15 | 61°F | 47°F | 47% | 26% |
| October 22 | 59°F | 45°F | 50% | 30% |
| October 31 | 56°F | 43°F | 54% | 34% |
Every day of October: normal high, low and chance of precipitation (warmest afternoon October 1, coldest night October 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| October 1 | 66°F | 50°F | 38% | 20% | 11 h 40 min |
| October 2 | 66°F | 50°F | 39% | 20% | 11 h 40 min |
| October 3 | 66°F | 50°F | 40% | 20% | 11 h 40 min |
| October 4 | 65°F | 49°F | 40% | 21% | 11 h 30 min |
| October 5 | 65°F | 49°F | 41% | 21% | 11 h 30 min |
| October 6 | 64°F | 49°F | 42% | 22% | 11 h 30 min |
| October 7 | 64°F | 49°F | 42% | 22% | 11 h 20 min |
| October 8 | 64°F | 48°F | 43% | 23% | 11 h 20 min |
| October 9 | 63°F | 48°F | 44% | 23% | 11 h 20 min |
| October 10 | 63°F | 48°F | 44% | 24% | 11 h 10 min |
| October 11 | 63°F | 48°F | 45% | 24% | 11 h 10 min |
| October 12 | 62°F | 47°F | 45% | 25% | 11 h 10 min |
| October 13 | 62°F | 47°F | 46% | 25% | 11 h |
| October 14 | 62°F | 47°F | 46% | 26% | 11 h |
| October 15 | 61°F | 47°F | 47% | 26% | 11 h |
| October 16 | 61°F | 46°F | 47% | 27% | 10 h 50 min |
| October 17 | 61°F | 46°F | 48% | 27% | 10 h 50 min |
| October 18 | 60°F | 46°F | 48% | 28% | 10 h 50 min |
| October 19 | 60°F | 46°F | 49% | 29% | 10 h 40 min |
| October 20 | 60°F | 45°F | 49% | 29% | 10 h 40 min |
| October 21 | 59°F | 45°F | 50% | 30% | 10 h 40 min |
| October 22 | 59°F | 45°F | 50% | 30% | 10 h 30 min |
| October 23 | 59°F | 45°F | 51% | 31% | 10 h 30 min |
| October 24 | 58°F | 45°F | 51% | 31% | 10 h 30 min |
| October 25 | 58°F | 44°F | 52% | 32% | 10 h 20 min |
| October 26 | 58°F | 44°F | 52% | 32% | 10 h 20 min |
| October 27 | 57°F | 44°F | 53% | 33% | 10 h 20 min |
| October 28 | 57°F | 44°F | 53% | 33% | 10 h 20 min |
| October 29 | 57°F | 43°F | 53% | 34% | 10 h 10 min |
| October 30 | 57°F | 43°F | 54% | 34% | 10 h 10 min |
| October 31 | 56°F | 43°F | 54% | 34% | 10 h 10 min |
- Normal high
- 61°FOctober average
- Normal low
- 46°FOctober average
- Precipitation
- 3.49 inmonth total
- Days with precipitation
- 150.01 inch or more
- Daylight
- 11 h 40 min to 10 h 10 minOctober 1 to October 31
- Days at 70°F or more
- 2
- Sunshine
- 63%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00094248; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Renton in October?
On a given October day the chance of 0.01 inch or more is 47% on average, highest around October 31 (54%). In all, 3.49 in falls on 15 days of a normal October, 1 of them with an inch or more.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00094248.
What are the records for October in Renton?
The warmest October temperature on this station's record (since 1998) is 86°F, on October 16, 2022; the coldest is 28°F, on October 31, 2003. The wettest October brought 7.76 in (2003).
The October mean against the 1991-2020 normal of 53.7°F: 2021 53.0°F (−0.8), 2022 58.3°F (+4.6), 2023 55.2°F (+1.5), 2025 53.6°F (−0.1). 2 of 4 ran warmer than normal.
| October | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 53.0°F | −0.8°F | 3.20 in |
| 2022 | 58.3°F | +4.6°F | 1.83 in |
| 2023 | 55.2°F | +1.5°F | 1.66 in |
| 2025 | 53.6°F | −0.1°F | 2.10 in |
Source: records: ACIS, station USW00094248; recent months: ACIS, station USW00094248. Records and recent months use complete months only.
How does October in Renton compare across Washington?
Across the 96 places PlainClimate covers in Washington, October normal highs run from 56°F in Easton to 66°F in Kennewick; Renton's is 61°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.