Cedar City weather in September: Cedar City, Utah: normal highs, lows, rain and records for September
Cedar City in September has a normal high of 81°F and a normal low of 46°F, a daily mean of 63°F, falling from 86°F on the 1st to 75°F by the 30th. Measurable precipitation falls on 5 days in a normal September, 0.75 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 27°C and low of 8°C, 19 mm of precipitation in September.
- NOAA stationCedar City Municipal Airport
- Station IDUSW00093129
- Location37.71°N 113.09°W
- Elevation5,586 ft (1,703 m)
- Population40,885
- Jan 43° 18°
- Feb 47° 21°
- Mar 56° 27°
- Apr 63° 32°
- May 73° 40°
- Jun 85° 49°
- Jul 91° 57°
- Aug 89° 56°
- Sep 81° 46°
- Oct 67° 34°
- Nov 53° 24°
- Dec 42° 16°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Cedar City in September?
The normal high is 81°F and the normal low 46°F, for a daily mean of 63.1°F. September is 9.0°F cooler than August and 12.6°F warmer than October. September is the 4th warmest month of the year in Cedar City and the 11th wettest. Across the month the normal high falls 11°F, from 86°F on September 1 to 75°F on September 30. From one year to the next September's mean temperature typically moves about 1.6°F either way (NOAA's standard deviation), so roughly two Septembers in three average between 62°F and 65°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 19%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| September 1 | 86°F | 51°F | 19% | 8% |
| September 8 | 84°F | 49°F | 18% | 8% |
| September 15 | 81°F | 46°F | 16% | 7% |
| September 22 | 78°F | 43°F | 15% | 7% |
| September 30 | 75°F | 39°F | 15% | 7% |
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 | 51°F | 19% | 8% | 13 h |
| September 2 | 85°F | 51°F | 19% | 8% | 13 h |
| September 3 | 85°F | 51°F | 19% | 8% | 13 h |
| September 4 | 85°F | 50°F | 19% | 8% | 13 h |
| September 5 | 84°F | 50°F | 18% | 8% | 12 h 50 min |
| September 6 | 84°F | 50°F | 18% | 8% | 12 h 50 min |
| September 7 | 84°F | 49°F | 18% | 8% | 12 h 50 min |
| September 8 | 84°F | 49°F | 18% | 8% | 12 h 50 min |
| September 9 | 83°F | 48°F | 18% | 8% | 12 h 40 min |
| September 10 | 83°F | 48°F | 18% | 8% | 12 h 40 min |
| September 11 | 83°F | 48°F | 17% | 8% | 12 h 40 min |
| September 12 | 82°F | 47°F | 17% | 8% | 12 h 40 min |
| September 13 | 82°F | 47°F | 17% | 8% | 12 h 30 min |
| September 14 | 82°F | 46°F | 17% | 7% | 12 h 30 min |
| September 15 | 81°F | 46°F | 16% | 7% | 12 h 30 min |
| September 16 | 81°F | 45°F | 16% | 7% | 12 h 30 min |
| September 17 | 80°F | 45°F | 16% | 7% | 12 h 20 min |
| September 18 | 80°F | 45°F | 16% | 7% | 12 h 20 min |
| September 19 | 80°F | 44°F | 16% | 7% | 12 h 20 min |
| September 20 | 79°F | 44°F | 15% | 7% | 12 h 20 min |
| September 21 | 79°F | 43°F | 15% | 7% | 12 h 10 min |
| September 22 | 78°F | 43°F | 15% | 7% | 12 h 10 min |
| September 23 | 78°F | 42°F | 15% | 7% | 12 h 10 min |
| September 24 | 77°F | 42°F | 15% | 7% | 12 h 10 min |
| September 25 | 77°F | 42°F | 15% | 7% | 12 h 10 min |
| September 26 | 76°F | 41°F | 15% | 7% | 12 h |
| September 27 | 76°F | 41°F | 15% | 7% | 12 h |
| September 28 | 76°F | 40°F | 15% | 7% | 12 h |
| September 29 | 75°F | 40°F | 15% | 7% | 12 h |
| September 30 | 75°F | 39°F | 15% | 7% | 11 h 50 min |
- Normal high
- 81°FSeptember average
- Normal low
- 46°FSeptember average
- Precipitation
- 0.75 inmonth total
- Days with precipitation
- 50.01 inch or more
- Days at 90°F or more
- 2
- Nights at 32°F or colder
- 1
- Daylight
- 13 h to 11 h 50 minSeptember 1 to September 30
- Days at 70°F or more
- 28
- Days at 80°F or more
- 18
- Sunshine
- 91%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00093129; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Cedar City in September?
On a given September day the chance of 0.01 inch or more is 16% on average, highest around September 1 (19%). In all, 0.75 in falls on 5 days of a normal September.
In a normal September in Cedar City, 2 days reach 90°F and 1 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00093129.
How humid and windy is Cedar City in September?
At 3 p.m. the normal temperature is 73°F with 19% relative humidity and a dew point of 29°F; at 6 a.m. it is 45°F with 56% humidity. The wind averages 6.8 mph, most often from the southwest in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 45°F | 30°F | 56% | 3.9 mph | 87% |
| 9 a.m. | 58°F | 33°F | 39% | 4.6 mph | 85% |
| noon | 70°F | 31°F | 23% | 9.4 mph | 84% |
| 3 p.m. | 73°F | 29°F | 19% | 11.4 mph | 81% |
| 6 p.m. | 67°F | 30°F | 25% | 9.0 mph | 82% |
| 9 p.m. | 56°F | 30°F | 36% | 6.4 mph | 88% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00093129. 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 Cedar City?
The warmest September temperature on this station's record (since 1948) is 99°F, on September 6, 2020; the coldest is 23°F, on September 18, 1965. The wettest September brought 4.62 in (1967); the snowiest, 2.0 inches (1965).
The September mean against the 1991-2020 normal of 63.1°F: 2021 65.7°F (+2.6), 2022 67.4°F (+4.3), 2023 63.1°F (at normal), 2024 67.5°F (+4.4), 2025 65.2°F (+2.1), 2026 67.3°F (+4.2). 5 of 6 ran warmer than normal.
| September | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 65.7°F | +2.6°F | 0.60 in |
| 2022 | 67.4°F | +4.3°F | 1.32 in |
| 2023 | 63.1°F | at normal | 1.41 in |
| 2024 | 67.5°F | +4.4°F | 0.20 in |
| 2025 | 65.2°F | +2.1°F | 1.05 in |
| 2026 | 67.3°F | +4.2°F | 1.17 in |
Source: records: ACIS, station USW00093129; recent months: ACIS, station USW00093129. Records and recent months use complete months only.
How does September in Cedar City compare across Utah?
Across the 97 places PlainClimate covers in Utah, September normal highs run from 61°F in Brian Head to 92°F in St. George; Cedar City's is 81°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.