Somerset weather in September: Somerset, Kentucky: normal highs, lows, rain and records for September
Somerset in September has a normal high of 81°F and a normal low of 60°F, a daily mean of 70°F, falling from 84°F on the 1st to 77°F by the 30th. Measurable precipitation falls on 9 days in a normal September, 3.71 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 27°C and low of 16°C, 94 mm of precipitation in September.
- NOAA stationSomerset (2 mi N)
- Station IDUSC00157510
- Location37.12°N 84.62°W
- Elevation1,020 ft (311 m)
- From the center2 miles
- Population12,389
- Jan 45° 29°
- Feb 50° 32°
- Mar 59° 39°
- Apr 70° 48°
- May 77° 57°
- Jun 84° 65°
- Jul 87° 69°
- Aug 86° 67°
- Sep 81° 60°
- Oct 71° 48°
- Nov 59° 38°
- Dec 49° 33°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Somerset in September?
The normal high is 81°F and the normal low 60°F, for a daily mean of 70.3°F. September is 6.2°F cooler than August and 10.9°F warmer than October. September is the 4th warmest month of the year in Somerset and the 11th wettest. Across the month the normal high falls 7°F, from 84°F on September 1 to 77°F on September 30. From one year to the next September's mean temperature typically moves about 2.7°F either way (NOAA's standard deviation), so roughly two Septembers in three average between 68°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 28%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| September 1 | 84°F | 65°F | 28% | 18% |
| September 8 | 83°F | 63°F | 28% | 17% |
| September 15 | 81°F | 60°F | 28% | 17% |
| September 22 | 79°F | 58°F | 28% | 18% |
| September 30 | 77°F | 54°F | 27% | 18% |
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 | 84°F | 65°F | 28% | 18% | 13 h |
| September 2 | 84°F | 65°F | 28% | 17% | 13 h |
| September 3 | 84°F | 64°F | 28% | 17% | 13 h |
| September 4 | 84°F | 64°F | 28% | 17% | 12 h 50 min |
| September 5 | 84°F | 64°F | 28% | 17% | 12 h 50 min |
| September 6 | 83°F | 64°F | 28% | 17% | 12 h 50 min |
| September 7 | 83°F | 63°F | 28% | 17% | 12 h 50 min |
| September 8 | 83°F | 63°F | 28% | 17% | 12 h 40 min |
| September 9 | 83°F | 63°F | 28% | 17% | 12 h 40 min |
| September 10 | 82°F | 62°F | 28% | 17% | 12 h 40 min |
| September 11 | 82°F | 62°F | 28% | 17% | 12 h 40 min |
| September 12 | 82°F | 62°F | 28% | 17% | 12 h 40 min |
| September 13 | 82°F | 61°F | 28% | 17% | 12 h 30 min |
| September 14 | 81°F | 61°F | 28% | 17% | 12 h 30 min |
| September 15 | 81°F | 60°F | 28% | 17% | 12 h 30 min |
| September 16 | 81°F | 60°F | 28% | 17% | 12 h 30 min |
| September 17 | 80°F | 60°F | 28% | 17% | 12 h 20 min |
| September 18 | 80°F | 59°F | 28% | 18% | 12 h 20 min |
| September 19 | 80°F | 59°F | 28% | 18% | 12 h 20 min |
| September 20 | 80°F | 59°F | 28% | 18% | 12 h 20 min |
| September 21 | 79°F | 58°F | 28% | 18% | 12 h 10 min |
| September 22 | 79°F | 58°F | 28% | 18% | 12 h 10 min |
| September 23 | 79°F | 57°F | 28% | 18% | 12 h 10 min |
| September 24 | 78°F | 57°F | 28% | 18% | 12 h 10 min |
| September 25 | 78°F | 56°F | 28% | 18% | 12 h 10 min |
| September 26 | 78°F | 56°F | 28% | 18% | 12 h |
| September 27 | 77°F | 56°F | 28% | 18% | 12 h |
| September 28 | 77°F | 55°F | 28% | 18% | 12 h |
| September 29 | 77°F | 55°F | 28% | 18% | 12 h |
| September 30 | 77°F | 54°F | 27% | 18% | 11 h 50 min |
- Normal high
- 81°FSeptember average
- Normal low
- 60°FSeptember average
- Precipitation
- 3.71 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
- 27
- Days at 80°F or more
- 17
- Sunshine
- 78%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00157510; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Somerset in September?
On a given September day the chance of 0.01 inch or more is 28% on average, highest around September 1 (28%). In all, 3.71 in falls on 9 days of a normal September, 1 of them with an inch or more.
In a normal September in Somerset, 3 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00157510.
What are the records for September in Somerset?
The warmest September temperature on this station's record (since 1950) is 101°F, on September 5, 1954; the coldest is 30°F, on September 30, 1993. The wettest September brought 8.98 in (1975).
Source: records: ACIS, station USC00157510. Records and recent months use complete months only.
How does September in Somerset compare across Kentucky?
Across the 68 places PlainClimate covers in Kentucky, September normal highs run from 76°F in Olive Hill to 85°F in Eddyville; Somerset's is 81°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.