Prescott weather in September

In September, Prescott sees average daytime highs of 82°F and overnight lows near 60°F, with 1.5 in of rain across 6.1 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 85°F in the first days to 79°F by the end. The sky is clear or mostly clear about 67% 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 Prescott's 3rd-clearest and 8th-windiest month. For the whole year in context, see Prescott's year-round climate.

Daytime high
82°
4th warmest
Overnight low
60°
9th coldest
Rainfall
1.5 in
6.1 wet days
Daylight
12 h 12 min
6:18 AM – 6:31 PM
Cloud cover
29%
3rd clearest
Wind
4 mph
8th windiest
Solar energy
6.03 kWh/m²
Travel score
7.1
out of 10

Prescott is City in and county seat of Yavapai County, Arizona, United States.

Density
358/km²
people per km²
Founded
1881

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 85°F in the first days to 79°F by the end.

A typical September day in Prescott reaches about 82°F in the afternoon and slips back to 60°F overnight — a 23°F spread between the day's warmth and the night's chill. On most days the high lands between 75°F and 89°F. Set against its neighbours, September runs about 5°F cooler than August and about 10°F warmer than October.

40°60°80°151015202530
Avg high (°F)Avg low (°F)
18564
28563
38563
48563
58563
68462
78462
88462
98462
108361
118361
128361
138360
148360
158260
168260
178259
188259
198259
208258
218158
228158
238158
248157
258057
268056
278056
288056
297956
307955

How September really feels in Prescott

Once humidity and wind are folded in, September averages 0 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
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Prescott 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
Jan53° / 31°1.65.21.89.93.4
Feb55° / 34°2.062.210.74.0
Mar61° / 38°1.65.41.611.75.9
Apr68° / 43°0.73.40.612.87.7
May77° / 52°0.53.2013.88.4
Jun87° / 60°0.21.7014.36.1
Jul89° / 66°2.511.2014.14.2
Aug87° / 65°2.512.5013.34.6
Sep82° / 60°1.56.1012.27.1
Oct73° / 49°1.13.80.111.18.3
Nov61° / 38°1.13.30.610.26.2
Dec52° / 31°1.55.12.29.73.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 67% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 20% of September, with mostly cloudy or overcast conditions the remaining 13%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18020
28119
38119
48218
58317
68317
78416
88515
98515
108614
118713
128713
138812
148911
158911
168911
178911
188911
198911
208911
218911
228911
238911
248911
258911
268812
278812
288812
298812
308713

Chance of precipitation in September

Any precipitation

Prescott gets around 1.5 in of rain over 6.1 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 21% and peaks near 36% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
136
235
334
433
532
631
730
829
928
1027
1126
1225
1324
1422
1521
1620
1719
1817
1916
2015
2114
2213
2313
2412
2512
2612
2712
2812
2912
3012

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 83% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
163289
265278
366277
468266
570255
670255
773234
875223
976213
1077203
1179192
1281172
1382162
1484142
1585132
1687121
1789101
189091
199181
209271
219271
229361
239451
249451
259541
269541
279541
289631
299631
309631

Wind in September

Winds average 4 mph in September.

Across September, daily wind ranges from about 4 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (mph)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

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 6:07 AM to 6:28 AM, and sunset from 6:52 PM to 6:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:076:52
212.76:086:51
312.76:086:50
412.76:096:48
512.66:106:47
612.66:106:45
712.56:116:44
812.56:126:42
912.56:136:41
1012.46:136:39
1112.46:146:38
1212.46:156:36
1312.36:166:35
1412.36:166:34
1512.26:176:32
1612.26:186:31
1712.26:196:29
1812.16:196:28
1912.16:206:26
2012.16:216:25
2112.06:226:23
2212.06:226:22
2312.06:236:20
2411.96:246:19
2511.96:256:17
2611.86:256:16
2711.86:266:14
2811.86:276:13
2911.76:286:11
3011.76:286:10

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.03 kWh/m².

For context, solar energy here swings from a low near 3.06 kWh/m² to a high of 8.51 kWh/m² in June across the year — September's 6.03 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.1Intense
116.1Intense
126.1Intense
136.1Intense
146.1Intense
156.0Intense
166.0Intense
176.0Intense
186.0Bright
196.0Bright
206.0Bright
215.9Bright
225.9Bright
235.9Bright
245.8Bright
255.8Bright
265.8Bright
275.7Bright
285.7Bright
295.7Bright
305.6Bright
Planning a trip in September

Is September a good time to visit Prescott?

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

7.1
Sightseeing
4th-best month of the year
7.8
Beach & pool
2nd-best month of the year

September is one of the better times to visit Prescott for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Prescott in September

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

In September, Prescott sees daytime highs around 82°F and nights near 60°F. Pack light clothes and sun protection. About 6 days see rain.

light clothessun protection

UV index in Prescott 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 Prescott peaks around June 22 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 3 (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 18UV 3
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar5Moderate
Apr7High
May9Very high
Jun12Extreme
Jul11Extreme
Aug11Extreme
Sep9Very high
Oct6High
Nov4Moderate
Dec3Moderate
Location & terrain

Where is Prescott?

Prescott sits at 34.5°N, 112.5°W, 5,374 ft above sea level, in United States. The nearest listed city is Prescott Valley, 9.9 mi away.

Topography around Prescott

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

Within 2 miles, the terrain around Prescott has significant variations in elevation — a maximum elevation change of 922 ft around an average of 5,531 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 3,504 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 7,736 ft.

The land around Prescott is covered by trees (44%) and artificial surfaces (30%) within 2 miles, trees (53%) and grassland (21%) within 10 miles, and shrubs (46%), grassland (30%) and trees (21%) within 50 miles.

2 miles
922 ft
10 miles
3,504 ft
50 miles
7,736 ft
treesshrubsgrasslandartificial surfacesbare terrain
September weather nearby: Prescott Valley 9.9 mi · Sedona 46 mi · Anthem 50 mi · Sun City West 61 mi · Deer Valley 62 mi · Surprise 63 mi · El Mirage 65 mi · Flagstaff 65 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 Prescott (34.54°, -112.4685°, elevation 5,374 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).