Independence weather in September: Independence, Missouri: normal highs, lows, rain and records for September
Independence in September has a normal high of 78°F and a normal low of 57°F, a daily mean of 68°F, falling from 83°F on the 1st to 73°F by the 30th. Measurable precipitation falls on 9 days in a normal September, 4.77 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 26°C and low of 14°C, 121 mm of precipitation in September.
- NOAA stationIndependence
- Station IDUSC00234154
- Location39.06°N 94.39°W
- Elevation985 ft (300 m)
- Population121,629
- Jan 38° 19°
- Feb 43° 23°
- Mar 55° 33°
- Apr 65° 43°
- May 74° 54°
- Jun 83° 64°
- Jul 87° 68°
- Aug 86° 66°
- Sep 78° 57°
- Oct 67° 45°
- Nov 53° 34°
- Dec 42° 24°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Independence in September?
The normal high is 78°F and the normal low 57°F, for a daily mean of 67.7°F. September is 8.1°F cooler than August and 11.9°F warmer than October. September is the 4th warmest month of the year in Independence and the 5th wettest. Across the month the normal high falls 10°F, from 83°F on September 1 to 73°F on September 30. From one year to the next September's mean temperature typically moves about 3.1°F either way (NOAA's standard deviation), so roughly two Septembers in three average between 65°F and 71°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 |
|---|---|---|---|---|
| September 1 | 83°F | 62°F | 29% | 21% |
| September 8 | 81°F | 60°F | 29% | 21% |
| September 15 | 79°F | 57°F | 29% | 20% |
| September 22 | 76°F | 55°F | 29% | 20% |
| September 30 | 73°F | 52°F | 28% | 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 | 83°F | 62°F | 29% | 21% | 13 h |
| September 2 | 83°F | 62°F | 29% | 21% | 13 h |
| September 3 | 82°F | 61°F | 29% | 21% | 13 h |
| September 4 | 82°F | 61°F | 29% | 21% | 13 h |
| September 5 | 82°F | 61°F | 29% | 21% | 13 h |
| September 6 | 82°F | 60°F | 29% | 21% | 12 h 50 min |
| September 7 | 81°F | 60°F | 29% | 21% | 12 h 50 min |
| September 8 | 81°F | 60°F | 29% | 21% | 12 h 50 min |
| September 9 | 81°F | 59°F | 29% | 21% | 12 h 50 min |
| September 10 | 80°F | 59°F | 29% | 20% | 12 h 40 min |
| September 11 | 80°F | 59°F | 29% | 20% | 12 h 40 min |
| September 12 | 80°F | 58°F | 29% | 20% | 12 h 40 min |
| September 13 | 79°F | 58°F | 29% | 20% | 12 h 40 min |
| September 14 | 79°F | 58°F | 29% | 20% | 12 h 30 min |
| September 15 | 79°F | 57°F | 29% | 20% | 12 h 30 min |
| September 16 | 78°F | 57°F | 29% | 20% | 12 h 30 min |
| September 17 | 78°F | 57°F | 29% | 20% | 12 h 30 min |
| September 18 | 78°F | 56°F | 29% | 20% | 12 h 20 min |
| September 19 | 77°F | 56°F | 29% | 20% | 12 h 20 min |
| September 20 | 77°F | 55°F | 29% | 20% | 12 h 20 min |
| September 21 | 77°F | 55°F | 29% | 20% | 12 h 20 min |
| September 22 | 76°F | 55°F | 29% | 20% | 12 h 10 min |
| September 23 | 76°F | 54°F | 29% | 20% | 12 h 10 min |
| September 24 | 76°F | 54°F | 28% | 20% | 12 h 10 min |
| September 25 | 75°F | 54°F | 28% | 19% | 12 h 10 min |
| September 26 | 75°F | 53°F | 28% | 19% | 12 h |
| September 27 | 74°F | 53°F | 28% | 19% | 12 h |
| September 28 | 74°F | 52°F | 28% | 19% | 12 h |
| September 29 | 74°F | 52°F | 28% | 19% | 12 h |
| September 30 | 73°F | 52°F | 28% | 19% | 11 h 50 min |
- Normal high
- 78°FSeptember average
- Normal low
- 57°FSeptember average
- Precipitation
- 4.77 inmonth total
- Days with precipitation
- 90.01 inch or more
- Days at 90°F or more
- 3
- Daylight
- 13 h to 11 h 50 minSeptember 1 to September 30
- Days at 70°F or more
- 25
- Days at 80°F or more
- 16
- Sunshine
- 82%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00234154; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Independence in September?
On a given September day the chance of 0.01 inch or more is 29% on average, highest around September 1 (29%). In all, 4.77 in falls on 9 days of a normal September, 1 of them with an inch or more.
In a normal September in Independence, 3 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00234154.
How does September in Independence 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; Independence's is 78°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.
Other months and places
- Independence in August86°F by day, 66°F at night
- Independence in October67°F by day, 45°F at night
- Independence 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