Springfield weather in September: Springfield, Missouri: normal highs, lows, rain and records for September
Springfield in September has a normal high of 81°F and a normal low of 59°F, a daily mean of 70°F, falling from 86°F on the 1st to 76°F by the 30th. Measurable precipitation falls on 7 days in a normal September, 4.31 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 27°C and low of 15°C, 109 mm of precipitation in September.
- NOAA stationSpringfield Weather Office Airport
- Station IDUSW00013995
- Location37.24°N 93.40°W
- Elevation1,278 ft (390 m)
- From the center7 miles
- Population170,596
- Jan 44° 24°
- Feb 50° 28°
- Mar 59° 36°
- Apr 68° 46°
- May 76° 56°
- Jun 85° 65°
- Jul 90° 69°
- Aug 89° 67°
- Sep 81° 59°
- Oct 70° 47°
- Nov 57° 36°
- Dec 47° 28°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Springfield in September?
The normal high is 81°F and the normal low 59°F, for a daily mean of 70.3°F. September is 7.9°F cooler than August and 11.7°F warmer than October. September is the 4th warmest month of the year in Springfield and the 4th wettest. Across the month the normal high falls 10°F, from 86°F on September 1 to 76°F on September 30. From one year to the next September's mean temperature typically moves about 3.0°F either way (NOAA's standard deviation), so roughly two Septembers in three average between 67°F and 73°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 26%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| September 1 | 86°F | 64°F | 26% | 17% |
| September 8 | 84°F | 62°F | 25% | 17% |
| September 15 | 82°F | 59°F | 25% | 17% |
| September 22 | 79°F | 57°F | 25% | 17% |
| September 30 | 76°F | 54°F | 25% | 16% |
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 | 86°F | 64°F | 26% | 17% | 13 h |
| September 2 | 86°F | 64°F | 25% | 17% | 13 h |
| September 3 | 86°F | 64°F | 25% | 17% | 13 h |
| September 4 | 85°F | 63°F | 25% | 17% | 12 h 50 min |
| September 5 | 85°F | 63°F | 25% | 17% | 12 h 50 min |
| September 6 | 85°F | 63°F | 25% | 17% | 12 h 50 min |
| September 7 | 84°F | 62°F | 25% | 17% | 12 h 50 min |
| September 8 | 84°F | 62°F | 25% | 17% | 12 h 50 min |
| September 9 | 84°F | 62°F | 25% | 17% | 12 h 40 min |
| September 10 | 83°F | 61°F | 25% | 17% | 12 h 40 min |
| September 11 | 83°F | 61°F | 25% | 17% | 12 h 40 min |
| September 12 | 83°F | 61°F | 25% | 17% | 12 h 40 min |
| September 13 | 82°F | 60°F | 25% | 17% | 12 h 30 min |
| September 14 | 82°F | 60°F | 25% | 17% | 12 h 30 min |
| September 15 | 82°F | 59°F | 25% | 17% | 12 h 30 min |
| September 16 | 81°F | 59°F | 25% | 17% | 12 h 30 min |
| September 17 | 81°F | 59°F | 25% | 17% | 12 h 20 min |
| September 18 | 81°F | 58°F | 25% | 17% | 12 h 20 min |
| September 19 | 80°F | 58°F | 25% | 17% | 12 h 20 min |
| September 20 | 80°F | 58°F | 25% | 17% | 12 h 20 min |
| September 21 | 80°F | 57°F | 25% | 17% | 12 h 10 min |
| September 22 | 79°F | 57°F | 25% | 17% | 12 h 10 min |
| September 23 | 79°F | 56°F | 25% | 16% | 12 h 10 min |
| September 24 | 78°F | 56°F | 25% | 16% | 12 h 10 min |
| September 25 | 78°F | 56°F | 25% | 16% | 12 h 10 min |
| September 26 | 78°F | 55°F | 25% | 16% | 12 h |
| September 27 | 77°F | 55°F | 25% | 16% | 12 h |
| September 28 | 77°F | 54°F | 25% | 16% | 12 h |
| September 29 | 77°F | 54°F | 25% | 16% | 12 h |
| September 30 | 76°F | 54°F | 25% | 16% | 11 h 50 min |
- Normal high
- 81°FSeptember average
- Normal low
- 59°FSeptember average
- Precipitation
- 4.31 inmonth total
- Days with precipitation
- 70.01 inch or more
- Days at 90°F or more
- 4
- Daylight
- 13 h to 11 h 50 minSeptember 1 to September 30
- Days at 70°F or more
- 27
- Days at 80°F or more
- 17
- Sunshine
- 82%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00013995; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Springfield in September?
On a given September day the chance of 0.01 inch or more is 25% on average, highest around September 1 (26%). In all, 4.31 in falls on 7 days of a normal September, 1 of them with an inch or more.
In a normal September in Springfield, 4 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00013995.
How humid and windy is Springfield in September?
At 3 p.m. the normal temperature is 74°F with 46% relative humidity and a dew point of 52°F; at 6 a.m. it is 55°F with 85% humidity. The wind averages 8.2 mph, most often from the south-southwest in the afternoon.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 55°F | 51°F | 85% | 6.9 mph | 72% |
| 9 a.m. | 64°F | 54°F | 68% | 9.8 mph | 75% |
| noon | 72°F | 53°F | 51% | 10.1 mph | 70% |
| 3 p.m. | 74°F | 52°F | 46% | 10.2 mph | 75% |
| 6 p.m. | 68°F | 53°F | 59% | 7.2 mph | 75% |
| 9 p.m. | 61°F | 53°F | 74% | 7.1 mph | 81% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00013995. 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 Springfield?
The warmest September temperature on Springfield's official record (since 1888) is 104°F, on September 7, 1947; the coldest is 30°F, on September 27, 1942. The wettest September brought 17.46 in (1993).
The September mean against the 1991-2020 normal of 70.3°F: 2021 73.2°F (+2.9), 2022 70.7°F (+0.4), 2023 72.2°F (+1.9), 2024 71.2°F (+0.9), 2025 72.6°F (+2.3), 2026 80.7°F (+10.4). 6 of 6 ran warmer than normal.
| September | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 73.2°F | +2.9°F | 1.79 in |
| 2022 | 70.7°F | +0.4°F | 1.14 in |
| 2023 | 72.2°F | +1.9°F | 3.71 in |
| 2024 | 71.2°F | +0.9°F | 1.71 in |
| 2025 | 72.6°F | +2.3°F | 2.63 in |
| 2026 | 80.7°F | +10.4°F | 0.44 in |
Source: records: ACIS, NWS threaded record SGFthr; recent months: ACIS, station USW00013995. Records and recent months use complete months only.
How does September in Springfield compare across Missouri?
Across the 134 places PlainClimate covers in Missouri, September normal highs run from 76°F in Unionville to 85°F in Kennett; Springfield's is 81°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.
Other months and places
- Springfield in August89°F by day, 67°F at night
- Springfield in October70°F by day, 47°F at night
- Springfield through the yearEvery month, frost dates, records and recent years
- Missouri in SeptemberThe statewide normal and the warmest and coolest places
- Kennett: Missouri's warmest Septembernormal high 85°F