Muskogee weather in September

In September, Muskogee sees average daytime highs of 84°F and overnight lows near 65°F, with 3.5 in of rain across 7.4 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 88°F in the first days to 80°F by the end. The sky is clear or mostly clear about 54% of the time in September, and the air most often feels muggy.

Daylight stretches from about 12 h 48 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Muskogee's 1st-clearest and 10th-windiest month. For the whole year in context, see Muskogee's year-round climate.

Daytime high
84°
4th warmest
Overnight low
65°
9th coldest
Rainfall
3.5 in
7.4 wet days
Daylight
12 h 12 min
6:09 AM – 6:22 PM
Cloud cover
42%
1st clearest
Wind
6 mph
10th windiest
Solar energy
4.96 kWh/m²
Travel score
6.2
out of 10

Muskogee is city in Muskogee County, Oklahoma, United States.

Density
9,645/km²
people per km²
Founded
1898

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 88°F in the first days to 80°F by the end.

A typical September day in Muskogee reaches about 84°F in the afternoon and slips back to 65°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 74°F and 93°F. Set against its neighbours, September runs about 7°F cooler than August and about 11°F warmer than October.

40°60°80°100°151015202530
Avg high (°F)Avg low (°F)
18970
28970
38870
48869
58869
68769
78768
88668
98667
108667
118567
128566
138466
148466
158465
168365
178365
188364
198264
208263
218263
228262
238162
248162
258161
268061
278060
288060
297960
307959

How September really feels in Muskogee

Once humidity and wind are folded in, September averages 4 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
4
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Muskogee weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan49° / 32°2.57.21.39.92.1
Feb53° / 35°2.57.3110.63.3
Mar62° / 43°4.010.20.711.75.4
Apr71° / 52°5.210.4012.96.5
May78° / 61°5.711.9013.96.4
Jun87° / 70°3.99.7014.44.8
Jul92° / 74°2.87.8014.23.7
Aug91° / 72°2.47.1013.44.0
Sep84° / 65°3.57.4012.26.2
Oct73° / 53°3.88.3011.17.3
Nov61° / 43°3.27.60.310.15.4
Dec51° / 35°3.07.319.62.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 54% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of September, with mostly cloudy or overcast conditions the remaining 33%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17129
27129
37030
47030
56931
66832
76733
86733
96634
106634
116634
126436
136436
146436
156337
166436
176337
186436
196436
206535
216634
226733
236832
246931
257129
267129
277129
287228
297228
307228

Chance of precipitation in September

Any precipitation

Muskogee gets around 3.5 in of rain over 7.4 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 25% and peaks near 27% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
123
224
324
425
525
626
726
826
926
1027
1127
1227
1327
1427
1527
1627
1727
1827
1926
2026
2125
2224
2323
2422
2522
2621
2721
2820
2920
3020

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the muggy band about 30% of days. Sticky, muggy-or-worse air turns up on roughly 42% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
158204225
259204124
3610214023
4710223922
5811223821
6912223720
71012223619
81113233618
91214233517
101314233516
111314233415
121415233414
131515233313
141716233212
151816233211
161916233111
172016233010
18221723299
19241723289
20261722278
21281722268
22301721257
23321721237
24341820226
25361819216
26381819205
27401818195
28421818184
29441817174
30461817163

Wind in September

Winds average 6 mph in September.

Across September, daily wind ranges from about 6 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 48 min at the start of September to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over September. Sunrise moves from 5:57 AM to 6:20 AM, and sunset from 6:45 PM to 6:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:576:45
212.85:586:44
312.75:596:42
412.76:006:41
512.66:016:39
612.66:016:38
712.66:026:36
812.56:036:35
912.56:046:33
1012.56:046:32
1112.46:056:30
1212.46:066:29
1312.36:076:27
1412.36:086:26
1512.36:086:24
1612.26:096:22
1712.26:106:21
1812.16:116:19
1912.16:116:18
2012.16:126:16
2112.06:136:15
2212.06:146:13
2312.06:156:12
2411.96:156:10
2511.96:166:09
2611.86:176:07
2711.86:186:06
2811.86:196:04
2911.76:206:03
3011.76:206:01

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.96 kWh/m².

For context, solar energy here swings from a low near 2.28 kWh/m² to a high of 6.66 kWh/m² in July across the year — September's 4.96 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.4Bright
55.3Bright
65.3Bright
75.3Bright
85.2Bright
95.2Bright
105.1Bright
115.1Bright
125.0Bright
135.0Bright
144.9Bright
154.9Bright
164.9Bright
174.8Bright
184.8Bright
194.8Bright
204.8Bright
214.8Bright
224.8Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.6Bright
304.6Bright
Planning a trip in September

Is September a good time to visit Muskogee?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.2
Sightseeing
4th-best month of the year
7.4
Beach & pool
1st-best month of the year

September is a reasonable time to visit Muskogee for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Muskogee in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Muskogee sees daytime highs around 84°F and nights near 65°F. Pack light clothes. Worth having: sun protection. About 7 days see rain.

light clothessun protection

UV index in Muskogee in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Muskogee peaks around July 11 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 11UV 10Dec 21UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr8Very high
May8Very high
Jun10Very high
Jul10Very high
Aug9Very high
Sep8Very high
Oct5High
Nov4Moderate
Dec2Moderate

Air quality in Muskogee in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Muskogee is worst in July — around 18 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (November, 6 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodGoodModerateGoodJul 1617 µg/m³Nov 186 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb9Good
Mar13Moderate
Apr11Good
May12Moderate
Jun15Moderate
Jul18Moderate
Aug15Moderate
Sep10Good
Oct6Good
Nov6Good
Dec6Good
Location & terrain

Where is Muskogee?

Muskogee sits at 35.7°N, 95.4°W, 604 ft above sea level, in United States. The nearest listed city is Tahlequah, 25 mi away.

Topography around Muskogee

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Muskogee.

Within 2 miles, the terrain around Muskogee has only modest variations in elevation — a maximum elevation change of 131 ft around an average of 587 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 466 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,352 ft.

The land around Muskogee is covered by trees (55%) and artificial surfaces (25%) within 2 miles, grassland (41%) and trees (38%) within 10 miles, and trees (50%) and grassland (39%) within 50 miles.

2 miles
131 ft
10 miles
466 ft
50 miles
1,352 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Tahlequah 25 mi · Broken Arrow 32 mi · Bixby 32 mi · Jenks 39 mi · Claremore 42 mi · Tulsa 45 mi · Owasso 45 mi · Sapulpa 45 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Muskogee (35.7479°, -95.3697°, elevation 604 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).