Auburn weather in September

In September, Auburn sees average daytime highs of 71°F and overnight lows near 54°F, with 3.9 in of rain across 10.4 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 75°F in the first days to 66°F by the end. The sky is clear or mostly clear about 32% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 hours at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Auburn's 3rd-clearest and 9th-windiest month. For the whole year in context, see Auburn's year-round climate.

Daytime high
71°
4th warmest
Overnight low
54°
9th coldest
Rainfall
3.9 in
10.4 wet days
Daylight
12 h 18 min
5:52 AM – 6:09 PM
Cloud cover
57%
3rd clearest
Wind
6 mph
9th windiest
Solar energy
4.01 kWh/m²
Travel score
6.5
out of 10

Auburn is city in Cayuga County, New York, United States.

Density
1,239/km²
people per km²
Founded
1793

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 75°F in the first days to 66°F by the end.

A typical September day in Auburn reaches about 71°F in the afternoon and slips back to 54°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 61°F and 81°F. Set against its neighbours, September runs about 7°F cooler than August and about 12°F warmer than October.

40°60°80°151015202530
Avg high (°F)Avg low (°F)
17659
27659
37558
47558
57558
67458
77457
87457
97457
107356
117356
127356
137255
147255
157255
167154
177154
187153
197053
207053
216952
226952
236952
246851
256851
266751
276750
286650
296650
306649

How September really feels in Auburn

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.

Auburn 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
Jan31° / 19°3.214.113.19.20.0
Feb33° / 19°2.811.510.110.20.0
Mar42° / 26°3.613.27.211.60.4
Apr55° / 38°4.213.82.513.13.3
May67° / 48°3.8130.114.45.7
Jun76° / 58°4.313.2015.16.3
Jul80° / 63°4.413.2014.86.2
Aug78° / 62°3.812.2013.86.5
Sep71° / 54°3.910.4012.36.5
Oct59° / 44°4.413.30.210.84.1
Nov47° / 34°3.613.74.39.51.3
Dec36° / 26°3.714.910.68.90.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15644
25545
35545
45446
55446
65347
75347
85149
95149
105050
114951
124852
134852
144852
154852
164852
174852
184852
194852
204852
214753
224852
234852
244852
254951
264753
274753
284753
294753
304753

Chance of precipitation in September

Any precipitation

Auburn gets around 3.9 in of rain over 10.4 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 36% and peaks near 42% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
132
232
332
432
532
633
733
833
934
1034
1134
1234
1335
1435
1535
1635
1735
1835
1935
2035
2136
2236
2337
2438
2539
2639
2740
2841
2942
3042

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 50% of days. Sticky, muggy-or-worse air turns up on roughly 9% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1282927152
2302926141
3312925141
4322924131
5342923131
6353022121
7373021121
8383020111
9403019111
10413018101
11433017101
1245291691
1346291591
1448291580
1549281480
1651281380
1754271270
1854271270
1955261270
2058251160
2159241160
2261231150
2362221150
2464221040
2565211040
266820930
276820930
286919930
297119820
307218820

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
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 hours at the start of September to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 84 minutes over September. Sunrise moves from 5:35 AM to 6:08 AM, and sunset from 6:37 PM to 5:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.05:356:37
213.05:366:35
312.95:376:33
412.95:396:31
512.85:406:30
612.85:416:28
712.75:426:26
812.75:436:24
912.65:446:22
1012.65:456:20
1112.55:466:19
1212.55:476:17
1312.45:496:15
1412.45:506:13
1512.35:516:11
1612.35:526:09
1712.25:536:07
1812.25:546:05
1912.15:556:04
2012.15:566:02
2112.05:586:00
2212.05:595:58
2311.96:005:56
2411.96:015:54
2511.86:025:52
2611.86:035:51
2711.76:045:49
2811.76:065:47
2911.66:075:45
3011.66:085:43

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.01 kWh/m².

For context, solar energy here swings from a low near 1.24 kWh/m² to a high of 6.07 kWh/m² in June across the year — September's 4.01 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.5Bright
44.5Bright
54.4Bright
64.4Bright
74.3Bright
84.3Bright
94.3Bright
104.2Bright
114.2Bright
124.1Bright
134.1Bright
144.1Bright
154.0Bright
164.0Bright
174.0Moderate
183.9Moderate
193.9Moderate
203.8Moderate
213.8Moderate
223.8Moderate
233.7Moderate
243.7Moderate
253.6Moderate
263.6Moderate
273.5Moderate
283.5Moderate
293.4Moderate
303.4Moderate
Planning a trip in September

Is September a good time to visit Auburn?

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

6.5
Sightseeing
1st-best month of the year
4.4
Beach & pool
4th-best month of the year

September is a reasonable time to visit Auburn for sightseeing.

What to pack for Auburn in September

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

In September, Auburn sees daytime highs around 71°F and nights near 54°F. Worth packing: rain gear. About 10 days see rain.

rain gear

Sea temperature near Auburn in September

The nearest coast averages about 68°F in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 31 mi away) is warmest in August at about 72°F and coldest in March near 37°F.

It's comfortable for a long swim from Jul 15 to Sep 13 — about 2 months when the water holds above 68°F.

30°40°50°60°70°80°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°F)Comfort
Jan40Bracing
Feb37Bracing
Mar37Bracing
Apr38Bracing
May43Bracing
Jun57Bracing
Jul69Refreshing
Aug72Refreshing
Sep68Cool
Oct58Bracing
Nov50Bracing
Dec44Bracing

UV index in Auburn in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Auburn peaks around July 11 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 11UV 8Jan 10UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr5High
May8Very high
Jun8Very high
Jul8Very high
Aug6High
Sep6High
Oct3Moderate
Nov2Moderate
Dec2Low
Location & terrain

Where is Auburn?

Auburn sits at 42.9°N, 76.6°W, 686 ft above sea level, in United States. The nearest listed city is Syracuse, 22 mi away.

Topography around Auburn

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

Within 2 miles, the terrain around Auburn has only modest variations in elevation — a maximum elevation change of 312 ft around an average of 699 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,070 ft; within 50 miles, large variations in elevation — a maximum elevation change of 2,067 ft.

The land around Auburn is covered by trees (49%) and grassland (26%) within 2 miles, trees (40%) and cropland (34%) within 10 miles, and trees (56%) within 50 miles.

2 miles
312 ft
10 miles
1,070 ft
50 miles
2,067 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Syracuse 22 mi · Clay 27 mi · Cicero 28 mi · Cortland 30 mi · Ithaca 34 mi · Oswego 36 mi · Brighton 52 mi · Henrietta 53 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 Auburn (42.9317°, -76.5661°, elevation 686 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).