Sahuarita weather in September

In September, Sahuarita sees average daytime highs of 92°F and overnight lows near 69°F, with 1.2 in of rain across 4.5 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 93°F in the first days to 90°F by the end. The sky is clear or mostly clear about 73% 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 Sahuarita's 5th-clearest and 10th-windiest month. For the whole year in context, see Sahuarita's year-round climate.

Daytime high
92°
4th warmest
Overnight low
69°
9th coldest
Rainfall
1.2 in
4.5 wet days
Daylight
12 h 12 min
6:12 AM – 6:24 PM
Cloud cover
27%
5th clearest
Wind
5 mph
10th windiest
Solar energy
6.05 kWh/m²
Travel score
4.2
out of 10

Sahuarita is town in Pima County, Arizona, United States.

Density
320/km²
people per km²
Founded
1911

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 93°F in the first days to 90°F by the end.

A typical September day in Sahuarita reaches about 92°F in the afternoon and slips back to 69°F overnight — a 22°F spread between the day's warmth and the night's chill. On most days the high lands between 84°F and 98°F. Set against its neighbours, September runs about 3°F cooler than August and about 8°F warmer than October.

60°70°80°90°100°151015202530
Avg high (°F)Avg low (°F)
19373
29372
39372
49372
59372
69372
79371
89271
99271
109271
119271
129270
139270
149270
159270
169269
179169
189169
199169
209169
219168
229168
239168
249167
259067
269067
279066
289066
299065
308965

How September really feels in Sahuarita

Once humidity and wind are folded in, September averages 29 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
29
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.

Sahuarita weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan64° / 40°0.93.910.17.0
Feb67° / 43°0.93.710.87.4
Mar73° / 48°0.62.911.88.4
Apr80° / 53°0.21.212.88.4
May89° / 62°0.10.913.65.5
Jun97° / 71°0.21.1142.5
Jul96° / 76°1.6913.92.2
Aug95° / 74°1.68.513.22.8
Sep92° / 69°1.24.512.24.2
Oct83° / 59°0.62.511.27.3
Nov72° / 48°0.62.510.48.4
Dec63° / 40°1.14.19.96.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 73% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 14% of September, with mostly cloudy or overcast conditions the remaining 12%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18119
28119
38317
48317
58515
68515
78515
88713
98713
108812
118812
128911
138911
149010
159010
169010
179010
189010
198911
208911
219010
229010
239010
249010
259010
269010
279010
289010
298911
308911

Chance of precipitation in September

Any precipitation

Sahuarita gets around 1.2 in of rain over 4.5 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 16% and peaks near 23% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
123
223
322
422
521
621
720
820
919
1019
1119
1218
1318
1417
1516
1616
1715
1814
1914
2013
2112
2212
2311
2411
2511
2610
2710
2810
2910
3010

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 57% of days. Sticky, muggy-or-worse air turns up on roughly 7% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
133213115
234213015
335223014
436222913
537232812
639232711
740242610
84224259
94424248
104624237
114824217
125024207
135223196
145323186
155622166
165821156
176120145
186319135
196518125
206717115
216816115
227114105
23741394
24751294
25751294
26781183
27791083
28811072
2982972
3083962

Wind in September

Winds average 5 mph in September.

Across September, daily wind ranges from about 5 mph on the calmest days to 6 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
286calm
296calm
306calm

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 6:03 AM to 6:21 AM, and sunset from 6:44 PM to 6:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:036:44
212.76:046:43
312.66:046:42
412.66:056:40
512.66:056:39
612.56:066:38
712.56:076:36
812.56:076:35
912.46:086:34
1012.46:096:32
1112.46:096:31
1212.36:106:29
1312.36:106:28
1412.36:116:27
1512.26:126:25
1612.26:126:24
1712.26:136:23
1812.16:146:21
1912.16:146:20
2012.16:156:18
2112.06:166:17
2212.06:166:16
2312.06:176:14
2411.96:176:13
2511.96:186:12
2611.96:196:10
2711.86:196:09
2811.86:206:08
2911.86:216:06
3011.76:216:05

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.05 kWh/m².

For context, solar energy here swings from a low near 3.42 kWh/m² to a high of 8.34 kWh/m² in June across the year — September's 6.05 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.2Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.1Intense
106.1Intense
116.1Intense
126.1Intense
136.1Intense
146.1Intense
156.1Intense
166.0Intense
176.0Intense
186.0Intense
196.0Intense
206.0Bright
216.0Bright
225.9Bright
235.9Bright
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 Sahuarita?

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

4.2
Sightseeing
9th-best month of the year
7.4
Beach & pool
4th-best month of the year

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

What to pack for Sahuarita in September

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

In September, Sahuarita sees daytime highs around 92°F and nights near 69°F. Pack light clothes and sun protection. About 5 days see rain.

light clothessun protection

UV index in Sahuarita in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sahuarita peaks around June 22 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 22UV 11Dec 19UV 4
UV index (midday)Level
Jan4Moderate
Feb5High
Mar6High
Apr9Very high
May9Very high
Jun12Extreme
Jul11Extreme
Aug11Extreme
Sep10Very high
Oct7High
Nov5Moderate
Dec4Moderate

Air quality in Sahuarita 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 Sahuarita is worst in June — around 15 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 1715 µg/m³Dec 219 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb10Good
Mar11Good
Apr12Good
May11Good
Jun15Moderate
Jul12Moderate
Aug11Good
Sep11Good
Oct10Good
Nov10Good
Dec9Good
Location & terrain

Where is Sahuarita?

Sahuarita sits at 32.0°N, 111.0°W, 2,703 ft above sea level, in United States. The nearest listed city is Green Valley, 7.5 mi away.

Topography around Sahuarita

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

Within 2 miles, the terrain around Sahuarita has only modest variations in elevation — a maximum elevation change of 194 ft around an average of 2,733 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,962 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 7,507 ft.

The land around Sahuarita is covered by shrubs (53%) and trees (21%) within 2 miles, shrubs (77%) within 10 miles, and shrubs (81%) within 50 miles.

2 miles
194 ft
10 miles
1,962 ft
50 miles
7,507 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Green Valley 7.5 mi · Drexel Heights 14 mi · Vail 16 mi · Tucson 18 mi · Flowing Wells 24 mi · Catalina Foothills 24 mi · Tanque Verde 24 mi · Casas Adobes 25 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 Sahuarita (31.9576°, -110.9557°, elevation 2,703 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).