El Reno weather in September

In September, El Reno sees average daytime highs of 84°F and overnight lows near 64°F, with 2.7 in of rain across 6.7 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 89°F in the first days to 80°F by the end. The sky is clear or mostly clear about 56% of the time in September, and the air most often feels dry.

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 El Reno's 2nd-clearest and 11th-windiest month. For the whole year in context, see El Reno's year-round climate.

Daytime high
84°
4th warmest
Overnight low
64°
9th coldest
Rainfall
2.7 in
6.7 wet days
Daylight
12 h 12 min
6:20 AM – 6:33 PM
Cloud cover
39%
2nd clearest
Wind
9 mph
11th windiest
Solar energy
5.16 kWh/m²
Travel score
6.3
out of 10

El Reno is city in Oklahoma, United States.

Density
90/km²
people per km²

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 89°F in the first days to 80°F by the end.

A typical September day in El Reno reaches about 84°F in the afternoon and slips back to 64°F overnight — a 21°F spread between the day's warmth and the night's chill. On most days the high lands between 73°F and 94°F. Set against its neighbours, September runs about 8°F cooler than August and about 11°F warmer than October.

40°60°80°100°151015202530
Avg high (°F)Avg low (°F)
18969
28969
38968
48868
58867
68767
78767
88766
98666
108666
118565
128565
138565
148464
158464
168364
178363
188363
198362
208262
218262
228261
238261
248160
258160
268159
278059
288059
298058
307958

How September really feels in El Reno

Once humidity and wind are folded in, September averages 1 day 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
1
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.

El Reno weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan49° / 29°1.34.31.29.92.4
Feb54° / 33°1.65.11.410.73.6
Mar63° / 41°2.77.10.711.75.9
Apr71° / 50°3.88.1012.97.0
May79° / 60°4.110.2013.86.6
Jun88° / 69°3.69.1014.44.6
Jul93° / 73°2.06.3014.23.3
Aug92° / 71°2.56.5013.33.8
Sep84° / 64°2.76.7012.26.3
Oct73° / 51°2.76.70.111.17.6
Nov60° / 40°1.95.20.410.15.6
Dec50° / 31°1.64.91.39.62.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 56% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 15% of September, with mostly cloudy or overcast conditions the remaining 29%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17624
27624
37525
47426
57327
67129
77030
87030
96931
106832
116733
126733
136733
146535
156535
166535
176634
186733
196832
206832
217030
227228
237327
247525
257525
267723
277723
287723
297822
307822

Chance of precipitation in September

Any precipitation

El Reno gets around 2.7 in of rain over 6.7 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 23% and peaks near 26% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
120
221
321
422
522
623
723
824
924
1025
1126
1226
1326
1426
1526
1626
1726
1826
1925
2024
2123
2222
2321
2420
2520
2619
2719
2818
2918
3019

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 31% of days. Sticky, muggy-or-worse air turns up on roughly 28% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1111930365
2121929355
3131929344
4142028334
5162028324
6172027324
7181927314
8191927314
9211826314
10221826304
11231826304
12241725304
13251725294
14271625294
15281625283
16291624273
17311624273
18331623263
19341623253
20371622232
21391621222
22411620212
23431719192
24451718182
25471817162
26491817151
27511816141
28521915131
29541914121
30551914111

Wind in September

Winds average 9 mph in September.

Across September, daily wind ranges from about 8 mph on the calmest days to 9 mph at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (mph)Feels
18light breeze
28light breeze
38light breeze
48light breeze
58light breeze
68light breeze
78light breeze
89light breeze
99light breeze
109light breeze
119light breeze
129light breeze
139light breeze
149light breeze
159light breeze
169light breeze
179light breeze
189light breeze
199light breeze
209light breeze
219light breeze
229light breeze
239light breeze
249light breeze
259light breeze
269light breeze
279light breeze
289light breeze
299light breeze
309light breeze

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 6:08 AM to 6:31 AM, and sunset from 6:55 PM to 6:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:086:55
212.86:096:54
312.76:096:52
412.76:106:51
512.66:116:49
612.66:126:48
712.66:136:46
812.56:136:45
912.56:146:43
1012.46:156:42
1112.46:166:40
1212.46:166:39
1312.36:176:37
1412.36:186:36
1512.36:196:34
1612.26:206:33
1712.26:206:31
1812.16:216:30
1912.16:226:28
2012.16:236:27
2112.06:236:25
2212.06:246:24
2312.06:256:22
2411.96:266:21
2511.96:276:19
2611.86:276:18
2711.86:286:16
2811.86:296:15
2911.76:306:13
3011.76:316:12

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.16 kWh/m².

For context, solar energy here swings from a low near 2.55 kWh/m² to a high of 6.96 kWh/m² in July across the year — September's 5.16 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.7Bright
35.7Bright
45.6Bright
55.6Bright
65.5Bright
75.5Bright
85.4Bright
95.3Bright
105.3Bright
115.3Bright
125.2Bright
135.2Bright
145.1Bright
155.1Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
Planning a trip in September

Is September a good time to visit El Reno?

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

6.3
Sightseeing
4th-best month of the year
7.5
Beach & pool
1st-best month of the year

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

What to pack for El Reno in September

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

In September, El Reno sees daytime highs around 84°F and nights near 64°F. Pack light clothes. Worth having: sun protection. About 7 days see rain.

light clothessun protection

UV index in El Reno in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in El Reno peaks around July 12 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highExtremeVery highHighModerateJul 12UV 10Dec 21UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr9Very high
May8Very high
Jun10Extreme
Jul10Extreme
Aug10Very high
Sep7Very high
Oct5High
Nov4Moderate
Dec3Moderate
Location & terrain

Where is El Reno?

El Reno sits at 35.5°N, 98.0°W, 1,358 ft above sea level, in United States. The nearest listed city is Yukon, 11 mi away.

Topography around El Reno

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

Within 2 miles, the terrain around El Reno has only modest variations in elevation — a maximum elevation change of 125 ft around an average of 1,345 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 420 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,086 ft.

The land around El Reno is covered by grassland (39%), cropland (22%) and artificial surfaces (20%) within 2 miles, cropland (46%) and grassland (43%) within 10 miles, and grassland (49%) and cropland (28%) within 50 miles.

2 miles
125 ft
10 miles
420 ft
50 miles
1,086 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Yukon 11 mi · Mustang 17 mi · Bethany 18 mi · Oklahoma City 25 mi · Edmond 28 mi · Moore 30 mi · Del City 30 mi · Midwest City 32 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 El Reno (35.5323°, -97.955°, elevation 1,358 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).