Zanesville weather in September: Zanesville, Ohio: normal highs, lows, rain and records for September
Zanesville in September has a normal high of 78°F and a normal low of 54°F, a daily mean of 66°F, falling from 82°F on the 1st to 72°F by the 30th. Measurable precipitation falls on 9 days in a normal September, 3.12 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 25°C and low of 12°C, 79 mm of precipitation in September.
- NOAA stationZanesville Municipal Airport
- Station IDUSW00093824
- Location39.94°N 81.89°W
- Elevation880 ft (268 m)
- From the center6 miles
- Population24,916
- Jan 38° 22°
- Feb 42° 24°
- Mar 52° 31°
- Apr 65° 41°
- May 74° 51°
- Jun 81° 60°
- Jul 85° 64°
- Aug 84° 62°
- Sep 78° 54°
- Oct 66° 43°
- Nov 53° 34°
- Dec 43° 27°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Zanesville in September?
The normal high is 78°F and the normal low 54°F, for a daily mean of 65.9°F. September is 6.8°F cooler than August and 11.6°F warmer than October. September is the 4th warmest month of the year in Zanesville and the 7th wettest. Across the month the normal high falls 10°F, from 82°F on September 1 to 72°F on September 30. From one year to the next September's mean temperature typically moves about 2.6°F either way (NOAA's standard deviation), so roughly two Septembers in three average between 63°F and 69°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 32%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| September 1 | 82°F | 59°F | 29% | 18% |
| September 8 | 80°F | 57°F | 29% | 18% |
| September 15 | 78°F | 55°F | 29% | 18% |
| September 22 | 75°F | 52°F | 30% | 18% |
| September 30 | 72°F | 49°F | 32% | 19% |
Every day of September: normal high, low and chance of precipitation (warmest afternoon September 1, coldest night September 30)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| September 1 | 82°F | 59°F | 29% | 18% | 13 h 10 min |
| September 2 | 82°F | 59°F | 29% | 18% | 13 h |
| September 3 | 82°F | 59°F | 29% | 18% | 13 h |
| September 4 | 81°F | 58°F | 29% | 18% | 13 h |
| September 5 | 81°F | 58°F | 29% | 18% | 13 h |
| September 6 | 81°F | 58°F | 29% | 18% | 12 h 50 min |
| September 7 | 81°F | 57°F | 29% | 18% | 12 h 50 min |
| September 8 | 80°F | 57°F | 29% | 18% | 12 h 50 min |
| September 9 | 80°F | 57°F | 29% | 18% | 12 h 50 min |
| September 10 | 80°F | 57°F | 29% | 18% | 12 h 40 min |
| September 11 | 79°F | 56°F | 29% | 18% | 12 h 40 min |
| September 12 | 79°F | 56°F | 29% | 18% | 12 h 40 min |
| September 13 | 79°F | 56°F | 29% | 18% | 12 h 40 min |
| September 14 | 78°F | 55°F | 29% | 18% | 12 h 30 min |
| September 15 | 78°F | 55°F | 29% | 18% | 12 h 30 min |
| September 16 | 78°F | 54°F | 29% | 18% | 12 h 30 min |
| September 17 | 77°F | 54°F | 29% | 18% | 12 h 30 min |
| September 18 | 77°F | 54°F | 30% | 18% | 12 h 20 min |
| September 19 | 77°F | 53°F | 30% | 18% | 12 h 20 min |
| September 20 | 76°F | 53°F | 30% | 18% | 12 h 20 min |
| September 21 | 76°F | 53°F | 30% | 18% | 12 h 20 min |
| September 22 | 75°F | 52°F | 30% | 18% | 12 h 10 min |
| September 23 | 75°F | 52°F | 31% | 18% | 12 h 10 min |
| September 24 | 75°F | 51°F | 31% | 18% | 12 h 10 min |
| September 25 | 74°F | 51°F | 31% | 18% | 12 h 10 min |
| September 26 | 74°F | 51°F | 31% | 19% | 12 h |
| September 27 | 73°F | 50°F | 31% | 19% | 12 h |
| September 28 | 73°F | 50°F | 32% | 19% | 12 h |
| September 29 | 73°F | 49°F | 32% | 19% | 11 h 50 min |
| September 30 | 72°F | 49°F | 32% | 19% | 11 h 50 min |
- Normal high
- 78°FSeptember average
- Normal low
- 54°FSeptember average
- Precipitation
- 3.12 inmonth total
- Days with precipitation
- 90.01 inch or more
- Days at 90°F or more
- 2
- Daylight
- 13 h 10 min to 11 h 50 minSeptember 1 to September 30
- Days at 70°F or more
- 25
- Days at 80°F or more
- 12
- Sunshine
- 78%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00093824; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Zanesville in September?
On a given September day the chance of 0.01 inch or more is 30% on average, highest around September 30 (32%). In all, 3.12 in falls on 9 days of a normal September, 1 of them with an inch or more.
In a normal September in Zanesville, 2 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00093824.
How humid and windy is Zanesville in September?
At 3 p.m. the normal temperature is 70°F with 51% relative humidity and a dew point of 51°F; at 6 a.m. it is 51°F with 89% humidity. The wind averages 5.2 mph, most often from the west-southwest in the afternoon.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 51°F | 48°F | 89% | 3.4 mph | 60% |
| 9 a.m. | 58°F | 52°F | 79% | 6.2 mph | 62% |
| noon | 67°F | 51°F | 58% | 7.7 mph | 57% |
| 3 p.m. | 70°F | 51°F | 51% | 8.2 mph | 52% |
| 6 p.m. | 66°F | 52°F | 60% | 5.1 mph | 61% |
| 9 p.m. | 59°F | 52°F | 79% | 3.7 mph | 66% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00093824. 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 September in Zanesville?
The warmest September temperature on Zanesville's official record (since 1895) is 103°F, on September 8, 1939; the coldest is 28°F, on September 29, 1951. The wettest September brought 7.62 in (2004).
The September mean against the 1991-2020 normal of 65.9°F: 2021 66.8°F (+0.9), 2022 64.8°F (−1.1), 2023 66.9°F (+1.0), 2024 69.5°F (+3.5), 2025 66.8°F (+0.9), 2026 68.9°F (+3.0). 5 of 6 ran warmer than normal.
| September | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 66.8°F | +0.9°F | 2.61 in |
| 2022 | 64.8°F | −1.1°F | 3.47 in |
| 2023 | 66.9°F | +1.0°F | 0.69 in |
| 2024 | 69.5°F | +3.5°F | 2.94 in |
| 2025 | 66.8°F | +0.9°F | 2.89 in |
| 2026 | 68.9°F | +3.0°F | 4.63 in |
Source: records: ACIS, NWS threaded record ZZVthr; recent months: ACIS, station USW00093824. Records and recent months use complete months only.
How does September in Zanesville compare across Ohio?
Across the 99 places PlainClimate covers in Ohio, September normal highs run from 73°F in Ashtabula to 81°F in Chilo; Zanesville's is 78°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.