Sandusky weather in July

In July, Sandusky sees average daytime highs of 80°F and overnight lows near 70°F, with 3.5 in of rain across 11.6 wet days and about 14.7 hours of daylight. It is the 1st-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 80°F through the month. The sky is clear or mostly clear about 39% of the time in July, and the air most often feels muggy.

Daylight stretches from about 15 hours at the start of July to 14 h 18 min by month's end. Set against the rest of the year, July is Sandusky's 3rd-clearest and 11th-windiest month. For the whole year in context, see Sandusky's year-round climate.

Daytime high
80°
1st warmest
Overnight low
70°
12th coldest
Rainfall
3.5 in
11.6 wet days
Daylight
14 h 42 min
5:15 AM – 7:58 PM
Cloud cover
52%
3rd clearest
Wind
8 mph
11th windiest
Solar energy
6.48 kWh/m²
Travel score
6.4
out of 10

Sandusky is seat of Erie County, Ohio, USA.

Density
444/km²
people per km²
Founded
1818

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 80°F through the month.

A typical July day in Sandusky reaches about 80°F in the afternoon and slips back to 70°F overnight — a 10°F spread between the day's warmth and the night's chill. On most days the high lands between 73°F and 87°F. Set against its neighbours, July runs about 4°F warmer than June and about 2°F warmer than August.

60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
17969
27969
38069
48069
58069
68070
78070
88070
98070
108070
118070
128070
138070
148070
158070
168070
178070
188070
198070
208070
218070
228070
238070
248070
258070
268070
278070
288070
298070
308070
318070

How July really feels in Sandusky

Once humidity and wind are folded in, July 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

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

Sandusky weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan33° / 22°3.01179.30.0
Feb34° / 23°2.49.15.410.30.0
Mar42° / 31°3.210.93.911.70.4
Apr55° / 44°4.013113.13.2
May67° / 56°3.913014.35.6
Jun76° / 66°4.012.2014.96.5
Jul80° / 70°3.511.6014.76.4
Aug78° / 68°3.411.2013.76.7
Sep71° / 61°2.99.3012.36.8
Oct60° / 49°3.110.6010.94.7
Nov48° / 39°3.210.11.49.71.6
Dec38° / 29°3.010.34.69.10.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 39% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 21% of July, with mostly cloudy or overcast conditions the remaining 39%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15941
25941
35941
46040
56139
66139
76139
86238
96238
106337
116337
126337
136337
146238
156238
166238
176139
186139
196139
206040
216040
226040
235941
245941
255941
266040
276040
286040
296040
306040
316040

Chance of precipitation in July

Any precipitation

Sandusky gets around 3.5 in of rain over 11.6 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 38% and peaks near 40% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
139
239
338
438
537
637
737
837
937
1037
1137
1237
1338
1438
1539
1639
1739
1839
1940
2040
2139
2239
2339
2439
2539
2638
2738
2837
2937
3037
3136

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

Most of July feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, July lands in the muggy band about 33% of days. Sticky, muggy-or-worse air turns up on roughly 55% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
17182533160
27182532170
36182632180
46182632181
56182632181
66172632191
75172632191
85172632201
95162632201
104162632211
114152632211
124152632221
134142633221
143142633221
153142633231
163142633231
173142633241
183142633241
192142633241
202142633241
212142633241
222142633241
232142633241
242142634231
252142734221
262142734221
272142834211
282142834211
292142834201
302152934191
312152934191

Wind in July

Winds average 8 mph in July.

Across July, daily wind ranges from about 8 mph on the calmest days to 9 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
19light breeze
29light breeze
39light breeze
49light breeze
59light breeze
69light breeze
79light breeze
89light breeze
99light breeze
109light breeze
119light breeze
129light breeze
138light breeze
148light breeze
158light breeze
168light breeze
178light breeze
188light breeze
198light breeze
208light breeze
218light breeze
228light breeze
238light breeze
248light breeze
258light breeze
268light breeze
278light breeze
288light breeze
298light breeze
308light breeze
318light breeze

Sunrise & sunset in July

DaylightNight

Daylight runs from about 15 hours at the start of July to 14 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over July. Sunrise moves from 5:05 AM to 5:28 AM, and sunset from 8:03 PM to 7:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.05:058:03
215.05:068:03
314.95:068:03
414.95:078:03
514.95:078:03
614.95:088:02
714.95:088:02
814.95:098:02
914.95:108:01
1014.85:108:01
1114.85:118:01
1214.85:128:00
1314.85:138:00
1414.85:137:59
1514.75:147:59
1614.75:157:58
1714.75:167:57
1814.75:167:57
1914.65:177:56
2014.65:187:55
2114.65:197:55
2214.65:207:54
2314.55:217:53
2414.55:227:52
2514.55:237:51
2614.55:237:51
2714.45:247:50
2814.45:257:49
2914.45:267:48
3014.35:277:47
3114.35:287:46

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 6.48 kWh/m².

For context, solar energy here swings from a low near 1.53 kWh/m² to a high of 6.55 kWh/m² in June across the year — July's 6.48 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.7Intense
26.7Intense
36.7Intense
46.7Intense
56.7Intense
66.7Intense
76.7Intense
86.7Intense
96.7Intense
106.6Intense
116.6Intense
126.6Intense
136.6Intense
146.5Intense
156.5Intense
166.5Intense
176.5Intense
186.4Intense
196.4Intense
206.4Intense
216.4Intense
226.3Intense
236.3Intense
246.3Intense
256.3Intense
266.3Intense
276.2Intense
286.2Intense
296.2Intense
306.2Intense
316.2Intense
Planning a trip in July

Is July a good time to visit Sandusky?

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

6.4
Sightseeing
4th-best month of the year
6.4
Beach & pool
1st-best month of the year

July is a reasonable time to visit Sandusky for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Sandusky in July

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

In July, Sandusky sees daytime highs around 80°F and nights near 70°F. Pack sun protection. Worth having: light clothes and rain gear. About 12 days see rain.

sun protectionlight clothesrain gear

Sea temperature near Sandusky in July

The nearest coast averages about 75°F in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 13 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 21 to Sep 23 — about 3.1 months when the water holds above 68°F.

30°40°50°60°70°80°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan34Bracing
Feb33Bracing
Mar35Bracing
Apr42Bracing
May54Bracing
Jun67Cool
Jul75Refreshing
Aug75Warm
Sep71Refreshing
Oct60Cool
Nov48Bracing
Dec39Bracing

UV index in Sandusky in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sandusky peaks around June 19 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 20UV 1
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar4Moderate
Apr6High
May7Very high
Jun9Very high
Jul8Very high
Aug7Very high
Sep6High
Oct3Moderate
Nov2Moderate
Dec1Low

Air quality in Sandusky in July

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where July falls, not just the annual average.

Air quality in Sandusky is worst in July — around 16 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (October, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1016 µg/m³Oct 248 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar13Moderate
Apr13Moderate
May15Moderate
Jun16Moderate
Jul16Moderate
Aug14Moderate
Sep11Good
Oct8Good
Nov8Good
Dec8Good
Location & terrain

Where is Sandusky?

Sandusky sits at 41.4°N, 82.7°W, 594 ft above sea level, in United States. The nearest listed city is Norwalk, 15 mi away.

Topography around Sandusky

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

Within 2 miles, the terrain around Sandusky has only modest variations in elevation — a maximum elevation change of 82 ft around an average of 581 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 341 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,148 ft.

The land around Sandusky is covered by water (38%) and artificial surfaces (29%) within 2 miles, water (48%) and cropland (25%) within 10 miles, and cropland (37%) and water (37%) within 50 miles.

2 miles
82 ft
10 miles
341 ft
50 miles
1,148 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
July weather nearby: Norwalk 15 mi · Fremont 22 mi · Lorain 27 mi · Elyria 32 mi · Tiffin 34 mi · Avon 35 mi · Avon Lake 35 mi · Avon Center 35 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 Sandusky (41.4489°, -82.708°, elevation 594 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).