Eastlake weather in September

In September, Eastlake sees average daytime highs of 70°F and overnight lows near 63°F, with 4.0 in of rain across 10.4 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 74°F in the first days to 66°F by the end. The sky is clear or mostly clear about 44% 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 Eastlake's 3rd-clearest and 9th-windiest month. For the whole year in context, see Eastlake's year-round climate.

Daytime high
70°
4th warmest
Overnight low
63°
9th coldest
Rainfall
4.0 in
10.4 wet days
Daylight
12 h 18 min
6:12 AM – 6:28 PM
Cloud cover
49%
3rd clearest
Wind
12 mph
9th windiest
Solar energy
4.4 kWh/m²
Travel score
6.6
out of 10

Eastlake is town in Lake County, Ohio.

Density
1,079/km²
people per km²
Founded
1797

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 74°F in the first days to 66°F by the end.

A typical September day in Eastlake reaches about 70°F in the afternoon and slips back to 63°F overnight — a 7°F spread between the day's warmth and the night's chill. On most days the high lands between 62°F and 78°F. Set against its neighbours, September runs about 6°F cooler than August and about 12°F warmer than October.

50°60°70°80°151015202530
Avg high (°F)Avg low (°F)
17568
27468
37467
47467
57467
67367
77366
87366
97366
107265
117265
127265
137164
147164
157164
167063
177063
187063
196962
206962
216962
226861
236861
246760
256760
266760
276659
286659
296558
306558

How September really feels in Eastlake

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.

Eastlake weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan32° / 24°3.91511.79.30.0
Feb32° / 23°2.9117.510.30.0
Mar37° / 29°3.5125.211.70.0
Apr48° / 40°4.2131.313.11.6
May62° / 54°3.812.8014.34.9
Jun73° / 66°4.712.90156.4
Jul78° / 71°4.312.3014.76.6
Aug76° / 70°4.012.3013.76.8
Sep70° / 63°4.010.4012.36.6
Oct59° / 52°4.313010.94.3
Nov47° / 41°4.514.43.49.71.4
Dec38° / 32°4.415.89.290.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 44% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 15% of September, with mostly cloudy or overcast conditions the remaining 42%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16436
26436
36337
46337
56238
66238
76139
86139
96040
106040
115941
125941
135842
145743
155743
165743
175743
185644
195743
205743
215644
225743
235743
245644
255644
265644
275644
285545
295545
305545

Chance of precipitation in September

Any precipitation

Eastlake gets around 4.0 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 35% and peaks near 40% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
132
233
333
433
533
634
734
834
934
1034
1134
1235
1334
1434
1534
1634
1734
1834
1934
2034
2134
2235
2336
2436
2537
2638
2739
2839
2940
3040

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 34% of days. Sticky, muggy-or-worse air turns up on roughly 20% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11323272810
21423272710
3152327269
4162327259
5182327248
6192427237
7212427227
8222426216
9242426216
10252426205
11272426194
12282425194
13302425183
14312424173
15332524162
16342523162
17362522152
18372522141
19392521141
20412620131
21422619121
22442618120
23462617110
24472616100
2549261690
2650261590
2752251580
2854251470
2955241470
3057241360

Wind in September

Winds average 12 mph in September.

Across September, daily wind ranges from about 11 mph on the calmest days to 13 mph at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (mph)Feels
111light breeze
211light breeze
311light breeze
411light breeze
511light breeze
611light breeze
711light breeze
811light breeze
911light breeze
1011light breeze
1111light breeze
1211light breeze
1311light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512breezy
2613breezy
2713breezy
2813breezy
2913breezy
3013breezy

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 5:56 AM to 6:27 AM, and sunset from 6:55 PM to 6:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.05:566:55
212.95:576:53
312.95:586:52
412.85:596:50
512.86:006:48
612.76:016:46
712.76:026:44
812.76:036:43
912.66:046:41
1012.66:066:39
1112.56:076:37
1212.56:086:36
1312.46:096:34
1412.46:106:32
1512.36:116:30
1612.36:126:28
1712.26:136:27
1812.26:146:25
1912.16:156:23
2012.16:166:21
2112.06:176:19
2212.06:186:18
2311.96:196:16
2411.96:206:14
2511.86:216:12
2611.86:236:10
2711.76:246:09
2811.76:256:07
2911.76:266:05
3011.66:276:03

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.4 kWh/m².

For context, solar energy here swings from a low near 1.31 kWh/m² to a high of 6.54 kWh/m² in June across the year — September's 4.4 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
34.9Bright
44.9Bright
54.8Bright
64.8Bright
74.8Bright
84.7Bright
94.7Bright
104.6Bright
114.6Bright
124.5Bright
134.5Bright
144.5Bright
154.4Bright
164.4Bright
174.3Bright
184.3Bright
194.3Bright
204.2Bright
214.2Bright
224.1Bright
234.1Bright
244.0Bright
254.0Moderate
263.9Moderate
273.9Moderate
283.8Moderate
293.8Moderate
303.7Moderate
Planning a trip in September

Is September a good time to visit Eastlake?

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

6.6
Sightseeing
2nd-best month of the year
4.2
Beach & pool
4th-best month of the year

September is a reasonable time to visit Eastlake for sightseeing.

What to pack for Eastlake in September

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

In September, Eastlake sees daytime highs around 70°F and nights near 63°F. Worth packing: rain gear. About 10 days see rain.

rain gear

Sea temperature near Eastlake in September

The nearest coast averages about 71°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 9 mi away) is warmest in August at about 75°F and coldest in February near 33°F.

It's comfortable for a long swim from Jun 28 to Sep 24 — about 2.9 months when the water holds above 68°F.

30°40°50°60°70°80°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan36Bracing
Feb33Bracing
Mar35Bracing
Apr40Bracing
May51Bracing
Jun65Cool
Jul73Refreshing
Aug75Refreshing
Sep71Refreshing
Oct62Cool
Nov51Bracing
Dec42Bracing

UV index in Eastlake 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 Eastlake peaks around June 19 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 highHighModerateLowJun 19UV 9Dec 22UV 1
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar4Moderate
Apr6High
May8Very high
Jun9Very high
Jul9Very high
Aug7High
Sep6High
Oct3Moderate
Nov2Moderate
Dec1Low

Air quality in Eastlake 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 Eastlake is worst in June — around 16 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (November, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 1716 µg/m³Nov 156 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb10Good
Mar12Good
Apr13Moderate
May15Moderate
Jun16Moderate
Jul15Moderate
Aug14Moderate
Sep11Good
Oct7Good
Nov6Good
Dec7Good
Location & terrain

Where is Eastlake?

Eastlake sits at 41.7°N, 81.5°W, 620 ft above sea level, in United States. The nearest listed city is Willoughby, 2.5 mi away.

Topography around Eastlake

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

Within 2 miles, the terrain around Eastlake has only modest variations in elevation — a maximum elevation change of 121 ft around an average of 600 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 768 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 879 ft.

The land around Eastlake is covered by water (36%), artificial surfaces (26%) and trees (25%) within 2 miles, water (47%) and trees (33%) within 10 miles, and water (49%) and trees (33%) within 50 miles.

2 miles
121 ft
10 miles
768 ft
50 miles
879 ft
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Willoughby 2.5 mi · Euclid 5.6 mi · Mentor 5.6 mi · Collinwood 9.3 mi · Mayfield Heights 9.3 mi · South Euclid 9.9 mi · East Cleveland 11 mi · Cleveland Heights 11 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 Eastlake (41.6539°, -81.4504°, elevation 620 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. 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).