Cicero weather in September

In September, Cicero sees average daytime highs of 71°F and overnight lows near 54°F, with 4.2 in of rain across 10.5 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 9th-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 Cicero's 3rd-clearest and 9th-windiest month. For the whole year in context, see Cicero's year-round climate.

Daytime high
71°
4th warmest
Overnight low
54°
9th coldest
Rainfall
4.2 in
10.5 wet days
Daylight
12 h 18 min
5:50 AM – 6:08 PM
Cloud cover
57%
3rd clearest
Wind
6 mph
9th windiest
Solar energy
4 kWh/m²
Travel score
6.4
out of 10

Cicero is town in Onondaga County, New York, USA.

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 Cicero 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 60°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)
17558
27558
37558
47457
57457
67457
77456
87356
97356
107356
117255
127255
137255
147154
157154
167153
177053
187053
196952
206952
216952
226851
236851
246851
256750
266750
276650
286649
296549
306549

How September really feels in Cicero

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.

Cicero weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan30° / 17°3.915.614.99.20.0
Feb32° / 18°3.212.811.610.20.0
Mar41° / 26°3.913.47.911.60.3
Apr55° / 38°4.613.82.513.13.1
May66° / 49°4.2130.114.45.6
Jun75° / 58°5.013.5015.16.3
Jul79° / 63°4.713.4014.96.2
Aug77° / 61°4.312.7013.86.5
Sep71° / 54°4.210.5012.36.4
Oct58° / 43°4.913.70.210.84.0
Nov46° / 33°4.214.95.19.51.1
Dec35° / 24°4.416.512.88.90.0

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 19% of September, with mostly cloudy or overcast conditions the remaining 49%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15644
25545
35545
45545
55446
65545
75446
85446
95446
105347
115248
125248
135149
145149
155149
165050
175149
185149
195050
205050
215050
225050
235050
244951
254852
264753
274753
284654
294654
304555

Chance of precipitation in September

Any precipitation

Cicero gets around 4.2 in of rain over 10.5 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 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 (%)
134
234
334
434
534
634
734
834
934
1034
1134
1234
1334
1435
1535
1635
1735
1835
1935
2035
2136
2236
2337
2438
2539
2640
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 (%)
1283024161
2293023161
3313023151
4323022151
5343021141
6353021131
7363020121
8383019121
9393019111
10413018101
11422918101
1244291791
1346281791
1447281681
1549271581
1650271571
1752261471
1853261461
1955251361
2057241360
2160231250
2261221250
2363211150
2465201140
2566201040
2668191030
277018930
287118830
297217830
307416820

Wind in September

Winds average 6 mph in September.

Across September, daily wind ranges from about 6 mph on the calmest days to 6 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
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

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 5:33 AM to 6:06 AM, and sunset from 6:35 PM to 5:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.05:336:35
213.05:346:33
312.95:356:32
412.95:376:30
512.85:386:28
612.85:396:26
712.75:406:24
812.75:416:22
912.65:426:21
1012.65:436:19
1112.55:446:17
1212.55:466:15
1312.45:476:13
1412.45:486:11
1512.35:496:09
1612.35:506:08
1712.25:516:06
1812.25:526:04
1912.15:546:02
2012.15:556:00
2112.05:565:58
2212.05:575:56
2311.95:585:54
2411.95:595:52
2511.86:005:51
2611.86:025:49
2711.76:035:47
2811.76:045:45
2911.66:055:43
3011.66:065:41

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4 kWh/m².

For context, solar energy here swings from a low near 1.22 kWh/m² to a high of 6.01 kWh/m² in June across the year — September's 4 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.5Bright
44.5Bright
54.5Bright
64.4Bright
74.3Bright
84.3Bright
94.3Bright
104.2Bright
114.2Bright
124.1Bright
134.1Bright
144.1Bright
154.0Bright
164.0Moderate
173.9Moderate
183.9Moderate
193.9Moderate
203.8Moderate
213.8Moderate
223.7Moderate
233.7Moderate
243.6Moderate
253.6Moderate
263.5Moderate
273.5Moderate
283.4Moderate
293.4Moderate
303.3Moderate
Planning a trip in September

Is September a good time to visit Cicero?

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

6.4
Sightseeing
2nd-best month of the year
4.1
Beach & pool
4th-best month of the year

September is a reasonable time to visit Cicero for sightseeing.

What to pack for Cicero in September

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

In September, Cicero sees daytime highs around 71°F and nights near 54°F. Worth packing: rain gear. About 11 days see rain.

rain gear

Sea temperature near Cicero 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 19 mi away) is warmest in August at about 73°F and coldest in March near 37°F.

It's comfortable for a long swim from Jul 14 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
May44Bracing
Jun57Bracing
Jul69Refreshing
Aug73Refreshing
Sep68Cool
Oct59Bracing
Nov50Bracing
Dec44Bracing

UV index in Cicero 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 Cicero peaks around July 12 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 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 12UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr5High
May8Very high
Jun8Very high
Jul8Very high
Aug6High
Sep6High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Cicero?

Cicero sits at 43.2°N, 76.1°W, 394 ft above sea level, in United States. The nearest listed city is Clay, 2.5 mi away.

Topography around Cicero

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

Within 2 miles, the terrain around Cicero has only modest variations in elevation — a maximum elevation change of 121 ft around an average of 404 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 423 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,909 ft.

The land around Cicero is covered by trees (53%) and grassland (29%) within 2 miles, trees (54%) within 10 miles, and trees (59%) within 50 miles.

2 miles
121 ft
10 miles
423 ft
50 miles
1,909 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Clay 2.5 mi · Syracuse 8.7 mi · Oswego 27 mi · Auburn 28 mi · Rome 34 mi · Cortland 40 mi · Utica 45 mi · Ithaca 54 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 Cicero (43.1756°, -76.1194°, elevation 394 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).