Knoxville weather in October: Knoxville, Tennessee: normal highs, lows, rain and records for October
Knoxville in October has a normal high of 72°F and a normal low of 49°F, a daily mean of 60°F, falling from 77°F on the 1st to 66°F by the 31st. Measurable precipitation falls on 8 days in a normal October, 2.81 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 22°C and low of 9°C, 71 mm of precipitation in October.
- NOAA stationKnoxville Airport
- Station IDUSW00013891
- Location35.82°N 83.99°W
- Elevation962 ft (293 m)
- From the center11 miles
- Population198,722
- Jan 48° 30°
- Feb 53° 33°
- Mar 61° 40°
- Apr 71° 48°
- May 79° 57°
- Jun 86° 65°
- Jul 88° 69°
- Aug 88° 68°
- Sep 83° 61°
- Oct 72° 49°
- Nov 60° 38°
- Dec 51° 33°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Knoxville in October?
The normal high is 72°F and the normal low 49°F, for a daily mean of 60.3°F. October is 11.5°F cooler than September and 11.3°F warmer than November. October is the 6th warmest month of the year in Knoxville and the 12th wettest. Across the month the normal high falls 11°F, from 77°F on October 1 to 66°F on October 31. From one year to the next October's mean temperature typically moves about 2.5°F either way (NOAA's standard deviation), so roughly two Octobers in three average between 58°F and 63°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 29%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| October 1 | 77°F | 55°F | 25% | 17% |
| October 8 | 75°F | 52°F | 26% | 18% |
| October 15 | 72°F | 49°F | 27% | 18% |
| October 22 | 69°F | 46°F | 27% | 19% |
| October 31 | 66°F | 43°F | 29% | 20% |
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 | 77°F | 55°F | 25% | 17% | 11 h 50 min |
| October 2 | 77°F | 55°F | 25% | 17% | 11 h 50 min |
| October 3 | 77°F | 55°F | 26% | 17% | 11 h 50 min |
| October 4 | 76°F | 54°F | 26% | 17% | 11 h 40 min |
| October 5 | 76°F | 54°F | 26% | 17% | 11 h 40 min |
| October 6 | 76°F | 53°F | 26% | 18% | 11 h 40 min |
| October 7 | 75°F | 53°F | 26% | 18% | 11 h 40 min |
| October 8 | 75°F | 52°F | 26% | 18% | 11 h 40 min |
| October 9 | 74°F | 52°F | 26% | 18% | 11 h 30 min |
| October 10 | 74°F | 52°F | 26% | 18% | 11 h 30 min |
| October 11 | 74°F | 51°F | 26% | 18% | 11 h 30 min |
| October 12 | 73°F | 51°F | 27% | 18% | 11 h 30 min |
| October 13 | 73°F | 50°F | 27% | 18% | 11 h 20 min |
| October 14 | 73°F | 50°F | 27% | 18% | 11 h 20 min |
| October 15 | 72°F | 49°F | 27% | 18% | 11 h 20 min |
| October 16 | 72°F | 49°F | 27% | 18% | 11 h 20 min |
| October 17 | 71°F | 48°F | 27% | 18% | 11 h 20 min |
| October 18 | 71°F | 48°F | 27% | 18% | 11 h 10 min |
| October 19 | 71°F | 48°F | 27% | 18% | 11 h 10 min |
| October 20 | 70°F | 47°F | 27% | 18% | 11 h 10 min |
| October 21 | 70°F | 47°F | 27% | 19% | 11 h 10 min |
| October 22 | 69°F | 46°F | 27% | 19% | 11 h 10 min |
| October 23 | 69°F | 46°F | 28% | 19% | 11 h |
| October 24 | 69°F | 45°F | 28% | 19% | 11 h |
| October 25 | 68°F | 45°F | 28% | 19% | 11 h |
| October 26 | 68°F | 45°F | 28% | 19% | 11 h |
| October 27 | 68°F | 44°F | 28% | 19% | 10 h 50 min |
| October 28 | 67°F | 44°F | 29% | 20% | 10 h 50 min |
| October 29 | 67°F | 43°F | 29% | 20% | 10 h 50 min |
| October 30 | 66°F | 43°F | 29% | 20% | 10 h 50 min |
| October 31 | 66°F | 43°F | 29% | 20% | 10 h 50 min |
- Normal high
- 72°FOctober average
- Normal low
- 49°FOctober average
- Precipitation
- 2.81 inmonth total
- Days with precipitation
- 80.01 inch or more
- Nights at 32°F or colder
- 1
- Daylight
- 11 h 50 min to 10 h 50 minOctober 1 to October 31
- Days at 70°F or more
- 19
- Days at 80°F or more
- 5
- Sunshine
- 76%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00013891; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Knoxville in October?
On a given October day the chance of 0.01 inch or more is 27% on average, highest around October 31 (29%). In all, 2.81 in falls on 8 days of a normal October, 1 of them with an inch or more.
In a normal October in Knoxville, 1 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00013891.
How humid and windy is Knoxville in October?
At 3 p.m. the normal temperature is 64°F with 49% relative humidity and a dew point of 44°F; at 6 a.m. it is 47°F with 87% humidity. The wind averages 4.8 mph, most often from the west in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 47°F | 43°F | 87% | 3.8 mph | 52% |
| 9 a.m. | 51°F | 45°F | 80% | 4.7 mph | 49% |
| noon | 60°F | 45°F | 57% | 6.3 mph | 49% |
| 3 p.m. | 64°F | 44°F | 49% | 6.9 mph | 48% |
| 6 p.m. | 60°F | 44°F | 57% | 5.0 mph | 53% |
| 9 p.m. | 54°F | 45°F | 70% | 3.9 mph | 59% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00013891. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for October in Knoxville?
The warmest October temperature on Knoxville's official record (since 1871) is 96°F, on October 3, 2019; the coldest is 24°F, on October 30, 1910. The wettest October brought 9.51 in (1925).
The October mean against the 1991-2020 normal of 60.3°F: 2021 63.4°F (+3.1), 2022 57.1°F (−3.1), 2023 61.9°F (+1.6), 2024 62.4°F (+2.1), 2025 61.3°F (+1.0). 4 of 5 ran warmer than normal.
| October | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 63.4°F | +3.1°F | 4.53 in |
| 2022 | 57.1°F | −3.1°F | 1.98 in |
| 2023 | 61.9°F | +1.6°F | 0.63 in |
| 2024 | 62.4°F | +2.1°F | 0.08 in |
| 2025 | 61.3°F | +1.0°F | 3.04 in |
Source: records: ACIS, NWS threaded record TYSthr; recent months: ACIS, station USW00013891. Records and recent months use complete months only.
How does October in Knoxville compare across Tennessee?
Across the 116 places PlainClimate covers in Tennessee, October normal highs run from 67°F in Roan Mountain to 76°F in Ardmore; Knoxville's is 72°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.