Columbus weather in September: Columbus, Mississippi: normal highs, lows, rain and records for September
Columbus in September has a normal high of 88°F and a normal low of 66°F, a daily mean of 77°F, falling from 92°F on the 1st to 84°F by the 30th. Measurable precipitation falls on 6 days in a normal September, 3.20 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 31°C and low of 19°C, 81 mm of precipitation in September.
- NOAA stationColumbus
- Station IDUSC00221880
- Location33.47°N 88.38°W
- Elevation145 ft (44 m)
- Population22,820
- Jan 56° 36°
- Feb 61° 39°
- Mar 70° 46°
- Apr 78° 53°
- May 85° 62°
- Jun 91° 69°
- Jul 94° 73°
- Aug 93° 72°
- Sep 88° 66°
- Oct 78° 54°
- Nov 67° 43°
- Dec 58° 38°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Columbus in September?
The normal high is 88°F and the normal low 66°F, for a daily mean of 77.0°F. September is 5.6°F cooler than August and 10.8°F warmer than October. September is the 4th warmest month of the year in Columbus and the 12th wettest. Across the month the normal high falls 8°F, from 92°F on September 1 to 84°F on September 30. From one year to the next September's mean temperature typically moves about 2.5°F either way (NOAA's standard deviation), so roughly two Septembers in three average between 75°F and 80°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 22%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| September 1 | 92°F | 70°F | 22% | 17% |
| September 8 | 90°F | 68°F | 20% | 16% |
| September 15 | 89°F | 66°F | 19% | 15% |
| September 22 | 87°F | 64°F | 19% | 15% |
| September 30 | 84°F | 61°F | 18% | 14% |
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 | 92°F | 70°F | 22% | 17% | 12 h 50 min |
| September 2 | 92°F | 69°F | 21% | 17% | 12 h 50 min |
| September 3 | 91°F | 69°F | 21% | 16% | 12 h 50 min |
| September 4 | 91°F | 69°F | 21% | 16% | 12 h 50 min |
| September 5 | 91°F | 69°F | 21% | 16% | 12 h 50 min |
| September 6 | 91°F | 69°F | 21% | 16% | 12 h 40 min |
| September 7 | 91°F | 68°F | 20% | 16% | 12 h 40 min |
| September 8 | 90°F | 68°F | 20% | 16% | 12 h 40 min |
| September 9 | 90°F | 68°F | 20% | 15% | 12 h 40 min |
| September 10 | 90°F | 67°F | 20% | 15% | 12 h 40 min |
| September 11 | 90°F | 67°F | 20% | 15% | 12 h 30 min |
| September 12 | 90°F | 67°F | 20% | 15% | 12 h 30 min |
| September 13 | 89°F | 67°F | 20% | 15% | 12 h 30 min |
| September 14 | 89°F | 66°F | 19% | 15% | 12 h 30 min |
| September 15 | 89°F | 66°F | 19% | 15% | 12 h 30 min |
| September 16 | 89°F | 66°F | 19% | 15% | 12 h 20 min |
| September 17 | 88°F | 65°F | 19% | 15% | 12 h 20 min |
| September 18 | 88°F | 65°F | 19% | 15% | 12 h 20 min |
| September 19 | 88°F | 65°F | 19% | 15% | 12 h 20 min |
| September 20 | 87°F | 64°F | 19% | 15% | 12 h 20 min |
| September 21 | 87°F | 64°F | 19% | 15% | 12 h 10 min |
| September 22 | 87°F | 64°F | 19% | 15% | 12 h 10 min |
| September 23 | 87°F | 63°F | 19% | 15% | 12 h 10 min |
| September 24 | 86°F | 63°F | 19% | 15% | 12 h 10 min |
| September 25 | 86°F | 63°F | 19% | 15% | 12 h 10 min |
| September 26 | 86°F | 62°F | 19% | 15% | 12 h |
| September 27 | 85°F | 62°F | 19% | 14% | 12 h |
| September 28 | 85°F | 62°F | 18% | 14% | 12 h |
| September 29 | 85°F | 61°F | 18% | 14% | 12 h |
| September 30 | 84°F | 61°F | 18% | 14% | 11 h 50 min |
- Normal high
- 88°FSeptember average
- Normal low
- 66°FSeptember average
- Precipitation
- 3.20 inmonth total
- Days with precipitation
- 60.01 inch or more
- Days at 90°F or more
- 12
- Daylight
- 12 h 50 min to 11 h 50 minSeptember 1 to September 30
- Days at 70°F or more
- 30
- Days at 80°F or more
- 26
- Sunshine
- 82%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00221880; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Columbus in September?
On a given September day the chance of 0.01 inch or more is 20% on average, highest around September 1 (22%). In all, 3.20 in falls on 6 days of a normal September, 1 of them with an inch or more.
In a normal September in Columbus, 12 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00221880.
What are the records for September in Columbus?
The warmest September temperature on Columbus's official record (since 1903) is 110°F, on September 7, 1925; the coldest is 36°F, on September 29, 1967. The wettest September brought 12.07 in (1979).
The September mean against the 1991-2020 normal of 77.0°F: 2023 79.0°F (+2.0), 2024 76.2°F (−0.8). 1 of 2 ran warmer than normal.
| September | Mean | Against normal | Precip. |
|---|---|---|---|
| 2023 | 79.0°F | +2.0°F | 1.72 in |
| 2024 | 76.2°F | −0.8°F | 4.71 in |
Source: records: ACIS, NWS threaded record CUSM6thr; recent months: ACIS, station USC00221880. Records and recent months use complete months only.
How does September in Columbus compare across Mississippi?
Across the 81 places PlainClimate covers in Mississippi, September normal highs run from 83°F in Holly Springs to 91°F in Monticello; Columbus's is 88°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.
Other months and places
- Columbus in August93°F by day, 72°F at night
- Columbus in October78°F by day, 54°F at night
- Columbus through the yearEvery month, frost dates, records and recent years
- Mississippi in SeptemberThe statewide normal and the warmest and coolest places
- Monticello: Mississippi's warmest Septembernormal high 91°F