Eloy weather in September

In September, Eloy sees average daytime highs of 97°F and overnight lows near 74°F, with 0.9 in of rain across 3.3 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 100°F in the first days to 95°F by the end. The sky is clear or mostly clear about 79% of the time in September, and the air most often feels dry.

Daylight stretches from about 12 h 42 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Eloy's 4th-clearest and 8th-windiest month. For the whole year in context, see Eloy's year-round climate.

Daytime high
97°
4th warmest
Overnight low
74°
9th coldest
Rainfall
0.9 in
3.3 wet days
Daylight
12 h 12 min
6:15 AM – 6:27 PM
Cloud cover
24%
4th clearest
Wind
5 mph
8th windiest
Solar energy
6.14 kWh/m²
Travel score
2.4
out of 10

Eloy is city in Pinal County, Arizona, United States.

Density
59/km²
people per km²
Founded
1949

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 100°F in the first days to 95°F by the end.

A typical September day in Eloy reaches about 97°F in the afternoon and slips back to 74°F overnight — a 23°F spread between the day's warmth and the night's chill. On most days the high lands between 90°F and 104°F. Set against its neighbours, September runs about 4°F cooler than August and about 10°F warmer than October.

60°80°100°151015202530
Avg high (°F)Avg low (°F)
110078
210078
310078
49977
59977
69977
79977
89976
99876
109876
119876
129875
139875
149875
159874
169774
179774
189773
199773
209773
219673
229672
239672
249671
259671
269571
279570
289570
299469
309469

How September really feels in Eloy

Once humidity and wind are folded in, September averages 30 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
30
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.

Eloy 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 daysDaylight (hours)Travel score
Jan66° / 43°1.13.810.17.4
Feb70° / 46°1.14.110.87.7
Mar77° / 51°0.72.911.88.4
Apr84° / 57°0.21.112.87.3
May93° / 65°0.10.613.74.1
Jun102° / 74°0.10.714.10.8
Jul103° / 81°1.05.113.90.3
Aug101° / 80°1.35.613.20.8
Sep97° / 74°0.93.312.22.4
Oct87° / 62°0.52.411.26.0
Nov75° / 50°0.62.210.38.6
Dec65° / 43°1.13.89.97.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 79% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 10% of September, with mostly cloudy or overcast conditions the remaining 11%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18515
28515
38614
48614
58713
68713
78713
88713
98911
108911
118911
129010
139010
149010
159010
16919
17919
18919
19919
20919
219010
229010
239010
249010
259010
269010
279010
289010
299010
309010

Chance of precipitation in September

Any precipitation

Eloy gets around 0.9 in of rain over 3.3 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 12% and peaks near 18% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
118
218
318
417
517
616
716
815
915
1014
1114
1213
1313
1412
1511
1611
1710
189
199
208
218
227
237
247
257
267
277
287
297
308

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 56% of days. Sticky, muggy-or-worse air turns up on roughly 12% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1312026203
2322026193
3322126183
4332126173
5342225163
6362225152
7372224142
8392224132
9412223122
10432222122
11452220112
12482119102
13502018102
14522016102
1555191592
1657181492
1760171382
1862171182
1964161082
2066151072
216814972
227013872
237213762
247412761
257511761
267711651
277711651
287910641
297910641
308010631

Wind in September

Winds average 5 mph in September.

Across September, daily wind ranges from about 5 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (mph)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 42 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 60 minutes over September. Sunrise moves from 6:05 AM to 6:24 AM, and sunset from 6:47 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:056:47
212.76:056:46
312.66:066:45
412.66:076:43
512.66:076:42
612.56:086:40
712.56:096:39
812.56:096:38
912.46:106:36
1012.46:116:35
1112.46:116:34
1212.36:126:32
1312.36:136:31
1412.36:136:29
1512.26:146:28
1612.26:156:27
1712.26:156:25
1812.16:166:24
1912.16:176:22
2012.16:176:21
2112.06:186:19
2212.06:196:18
2312.06:196:17
2411.96:206:15
2511.96:216:14
2611.96:216:12
2711.86:226:11
2811.86:236:10
2911.76:236:08
3011.76:246:07

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.14 kWh/m².

For context, solar energy here swings from a low near 3.29 kWh/m² to a high of 8.46 kWh/m² in June across the year — September's 6.14 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.4Intense
26.4Intense
36.4Intense
46.4Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.1Intense
176.1Intense
186.1Intense
196.1Intense
206.0Intense
216.0Intense
226.0Bright
236.0Bright
245.9Bright
255.9Bright
265.9Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
Planning a trip in September

Is September a good time to visit Eloy?

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

2.4
Sightseeing
9th-best month of the year
5.8
Beach & pool
6th-best month of the year

September is a weaker month for outdoor sightseeing in Eloy.

What to pack for Eloy in September

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

In September, Eloy sees daytime highs around 97°F and nights near 74°F. Pack light clothes and sun protection. About 3 days see rain.

light clothessun protection

UV index in Eloy in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Eloy peaks around June 23 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highExtremeVery highHighModerateJun 23UV 11Dec 20UV 3
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar5Moderate
Apr8Very high
May9Very high
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep9Very high
Oct7High
Nov5Moderate
Dec3Moderate

Air quality in Eloy 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 Eloy is worst in June — around 28 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (October, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 1626 µg/m³Oct 1212 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar14Moderate
Apr14Moderate
May14Moderate
Jun28Moderate
Jul14Moderate
Aug13Moderate
Sep13Moderate
Oct12Moderate
Nov13Moderate
Dec13Moderate
Location & terrain

Where is Eloy?

Eloy sits at 32.8°N, 111.6°W, 1,555 ft above sea level, in United States. The nearest listed city is Casa Grande, 14 mi away.

Topography around Eloy

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

Within 2 miles, the terrain around Eloy has only modest variations in elevation — a maximum elevation change of 56 ft around an average of 1,549 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 3,048 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 8,579 ft.

The land around Eloy is covered by bare terrain (39%) and cropland (37%) within 2 miles, bare terrain (37%) and cropland (28%) within 10 miles, and shrubs (64%) within 50 miles.

2 miles
56 ft
10 miles
3,048 ft
50 miles
8,579 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrain
September weather nearby: Casa Grande 14 mi · Florence 21 mi · Marana 29 mi · San Tan Valley 30 mi · Queen Creek 34 mi · Maricopa 35 mi · Chandler 42 mi · Oro Valley 42 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 Eloy (32.7559°, -111.5548°, elevation 1,555 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).