Painesville weather in September

In September, Painesville sees average daytime highs of 70°F and overnight lows near 61°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 42% 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 Painesville's 3rd-clearest and 9th-windiest month. For the whole year in context, see Painesville's year-round climate.

Daytime high
70°
4th warmest
Overnight low
61°
9th coldest
Rainfall
4.0 in
10.4 wet days
Daylight
12 h 18 min
6:11 AM – 6:28 PM
Cloud cover
50%
3rd clearest
Wind
10 mph
9th windiest
Solar energy
4.33 kWh/m²
Travel score
6.6
out of 10

Painesville is city in Lake County, Ohio, United States.

Density
1,090/km²
people per km²
Founded
1800

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 Painesville reaches about 70°F in the afternoon and slips back to 61°F overnight — a 9°F spread between the day's warmth and the night's chill. On most days the high lands between 61°F and 79°F. Set against its neighbours, September runs about 6°F cooler than August and about 12°F warmer than October.

40°50°60°70°80°151015202530
Avg high (°F)Avg low (°F)
17466
27466
37466
47465
57465
67365
77364
87364
97364
107264
117263
127263
137162
147162
157162
167061
177061
187061
196960
206960
216960
226859
236859
246758
256758
266758
276657
286657
296557
306556

How September really feels in Painesville

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.

Painesville 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
Jan33° / 24°3.915.412.19.30.0
Feb33° / 23°2.911.47.910.30.0
Mar39° / 29°3.612.35.611.70.1
Apr50° / 40°4.313.51.613.12.0
May63° / 54°4.013.1014.35.0
Jun73° / 65°4.913.20156.4
Jul78° / 69°4.412.8014.76.6
Aug76° / 68°4.112.6013.76.8
Sep70° / 61°4.010.4012.36.6
Oct59° / 50°4.313.2010.94.2
Nov47° / 40°4.514.43.69.61.4
Dec38° / 31°4.316.19.990.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% 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 43%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16337
26238
36238
46238
56238
66139
76139
86040
95941
105842
115842
125842
135743
145743
155644
165644
175644
185644
195545
205644
215545
225545
235644
245545
255545
265446
275545
285545
295446
305446

Chance of precipitation in September

Any precipitation

Painesville 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
232
333
433
533
633
733
833
934
1034
1134
1234
1334
1434
1534
1634
1734
1834
1934
2034
2135
2235
2336
2437
2538
2639
2739
2840
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 36% of days. Sticky, muggy-or-worse air turns up on roughly 18% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1142328268
2152428267
3162428257
4172528246
5192528236
6202627225
7222627215
8232627204
9252626194
10262626183
11282626183
12302625173
13312524172
14332524162
15352523152
16362522151
17382522141
18402521131
19422520131
20442519121
21452518110
22472517110
23492516100
2452241590
2553241490
2654241480
2757231370
2857231370
2960221260
3060221260

Wind in September

Winds average 10 mph in September.

Across September, daily wind ranges from about 9 mph on the calmest days to 11 mph at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (mph)Feels
19light breeze
29light breeze
39light breeze
49light breeze
510light breeze
610light breeze
710light breeze
810light breeze
910light breeze
1010light breeze
1110light breeze
1210light breeze
1310light breeze
1410light breeze
1510light breeze
1610light breeze
1710light breeze
1810light breeze
1910light breeze
2010light breeze
2110light breeze
2211light breeze
2311light breeze
2411light breeze
2511light breeze
2611light breeze
2711light breeze
2811light breeze
2911light breeze
3011light breeze

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 5:55 AM to 6:26 AM, and sunset from 6:54 PM to 6:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.05:556:54
212.95:566:52
312.95:576:51
412.85:586:49
512.85:596:47
612.86:006:45
712.76:026:44
812.76:036:42
912.66:046:40
1012.66:056:38
1112.56:066:37
1212.56:076:35
1312.46:086:33
1412.46:096:31
1512.36:106:29
1612.36:116:28
1712.26:126:26
1812.26:136:24
1912.16:146:22
2012.16:156:20
2112.06:166:19
2212.06:176:17
2311.96:196:15
2411.96:206:13
2511.86:216:11
2611.86:226:10
2711.76:236:08
2811.76:246:06
2911.76:256:04
3011.66:266:02

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.33 kWh/m².

For context, solar energy here swings from a low near 1.29 kWh/m² to a high of 6.45 kWh/m² in June across the year — September's 4.33 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
15.0Bright
24.9Bright
34.9Bright
44.8Bright
54.8Bright
64.7Bright
74.7Bright
84.6Bright
94.6Bright
104.5Bright
114.5Bright
124.5Bright
134.4Bright
144.4Bright
154.3Bright
164.3Bright
174.3Bright
184.2Bright
194.2Bright
204.2Bright
214.1Bright
224.1Bright
234.0Bright
244.0Moderate
253.9Moderate
263.9Moderate
273.8Moderate
283.8Moderate
293.7Moderate
303.7Moderate
Planning a trip in September

Is September a good time to visit Painesville?

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
4.1
Beach & pool
4th-best month of the year

September is a reasonable time to visit Painesville for sightseeing.

What to pack for Painesville in September

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

In September, Painesville sees daytime highs around 70°F and nights near 61°F. Worth packing: rain gear. About 10 days see rain.

rain gear

Sea temperature near Painesville in September

The nearest coast averages about 70°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 12 mi away) is warmest in August at about 74°F and coldest in February near 33°F.

It's comfortable for a long swim from Jul 2 to Sep 23 — about 2.8 months when the water holds above 68°F.

30°40°50°60°70°80°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan36Bracing
Feb33Bracing
Mar34Bracing
Apr40Bracing
May50Bracing
Jun63Cool
Jul73Refreshing
Aug74Refreshing
Sep70Refreshing
Oct61Cool
Nov51Bracing
Dec42Bracing

UV index in Painesville 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 Painesville peaks around June 19 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 19UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar4Moderate
Apr6High
May8Very high
Jun9Very high
Jul9Very high
Aug7High
Sep6High
Oct3Moderate
Nov2Moderate
Dec2Low
Location & terrain

Where is Painesville?

Painesville sits at 41.7°N, 81.2°W, 676 ft above sea level, in United States. The nearest listed city is Mentor, 6.2 mi away.

Topography around Painesville

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

Within 2 miles, the terrain around Painesville has only modest variations in elevation — a maximum elevation change of 299 ft around an average of 659 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 827 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 906 ft.

The land around Painesville is covered by trees (52%) and grassland (27%) within 2 miles, trees (44%) and water (35%) within 10 miles, and water (50%) and trees (34%) within 50 miles.

2 miles
299 ft
10 miles
827 ft
50 miles
906 ft
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Mentor 6.2 mi · Willoughby 9.9 mi · Eastlake 12 mi · Euclid 17 mi · Mayfield Heights 18 mi · South Euclid 20 mi · Collinwood 21 mi · Cleveland Heights 21 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 Painesville (41.7245°, -81.2457°, elevation 676 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).