Zanesville weather in August

In August, Zanesville sees average daytime highs of 83°F and overnight lows near 64°F, with 3.1 in of rain across 10.1 wet days and about 13.6 hours of daylight. It is the 2nd-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 83°F through the month. The sky is clear or mostly clear about 33% of the time in August, and the air most often feels muggy.

Daylight stretches from about 14 h 06 min at the start of August to 13 hours by month's end. Set against the rest of the year, August is Zanesville's 2nd-clearest and 12th-windiest month. For the whole year in context, see Zanesville's year-round climate.

Daytime high
83°
2nd warmest
Overnight low
64°
11th coldest
Rainfall
3.1 in
10.1 wet days
Daylight
13 h 36 min
5:44 AM – 7:20 PM
Cloud cover
55%
2nd clearest
Wind
5 mph
12th windiest
Solar energy
5.46 kWh/m²
Travel score
6.0
out of 10

Zanesville is city in Muskingum County, Ohio, United States.

Density
811/km²
people per km²
Founded
1797

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 83°F through the month.

A typical August day in Zanesville reaches about 83°F in the afternoon and slips back to 64°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 75°F and 90°F. Set against its neighbours, August runs about 1°F cooler than July and about 6°F warmer than September.

50°60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18465
28465
38365
48365
58365
68365
78365
88365
98364
108364
118364
128364
138364
148364
158364
168364
178364
188364
198364
208264
218263
228263
238263
248263
258263
268263
278263
288262
298262
308162
318162

How August really feels in Zanesville

Once humidity and wind are folded in, August 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

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

Zanesville weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan37° / 23°3.410.85.79.50.0
Feb41° / 25°2.99.34.510.40.2
Mar51° / 33°4.011.52.611.72.3
Apr63° / 43°4.512.60.5135.0
May72° / 53°4.613.5014.26.1
Jun80° / 62°4.112.3014.86.0
Jul84° / 65°3.711.8014.55.4
Aug83° / 64°3.110.1013.66.0
Sep76° / 56°3.28.6012.37.0
Oct64° / 46°3.19.40.110.95.7
Nov51° / 36°3.29.219.82.6
Dec41° / 29°3.39.83.39.20.2

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 23% of August, with mostly cloudy or overcast conditions the remaining 44%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25644
35644
45644
55644
65743
75644
85644
95644
105545
115545
125545
135545
145545
155545
165545
175644
185644
195644
205644
215743
225644
235743
245743
255743
265842
275842
285842
295743
305743
315743

Chance of precipitation in August

Any precipitation

Zanesville gets around 3.1 in of rain over 10.1 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 33% and peaks near 35% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
135
234
334
433
533
633
733
833
934
1034
1134
1235
1335
1435
1535
1635
1735
1834
1934
2034
2134
2233
2333
2432
2531
2631
2730
2829
2929
3028
3128

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the muggy band about 28% of days. Sticky, muggy-or-worse air turns up on roughly 38% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1920263312
21020263212
31020263211
41021273111
51121273011
61121273011
71221272911
81221272811
91321282712
101321282712
111321282612
121321282612
131321282612
141321282612
151321282611
161421282611
171422282611
181422272710
191422272710
201422272710
211422262810
221422262810
231422262810
24152325289
25152325289
26162324289
27172324289
28182323279
29192323278
30202323268
31212323268

Wind in August

Winds average 5 mph in August, the calmest month.

Across August, daily wind ranges from about 5 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 06 min at the start of August to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over August. Sunrise moves from 5:30 AM to 5:59 AM, and sunset from 7:38 PM to 6:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.15:307:38
214.15:317:37
314.15:327:36
414.05:337:35
514.05:347:34
614.05:357:33
713.95:367:31
813.95:377:30
913.95:387:29
1013.85:397:28
1113.85:407:27
1213.75:417:25
1313.75:427:24
1413.75:437:23
1513.65:437:21
1613.65:447:20
1713.65:457:18
1813.55:467:17
1913.55:477:16
2013.45:487:14
2113.45:497:13
2213.35:507:11
2313.35:517:10
2413.35:527:08
2513.25:537:07
2613.25:547:05
2713.15:557:03
2813.15:567:02
2913.15:577:00
3013.05:586:59
3113.05:596:57

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.46 kWh/m².

For context, solar energy here swings from a low near 1.58 kWh/m² to a high of 6.14 kWh/m² in June across the year — August's 5.46 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.7Bright
75.7Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.4Bright
185.4Bright
195.4Bright
205.4Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.2Bright
265.2Bright
275.2Bright
285.1Bright
295.1Bright
305.1Bright
315.0Bright
Planning a trip in August

Is August a good time to visit Zanesville?

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

6.0
Sightseeing
3rd-best month of the year
6.9
Beach & pool
1st-best month of the year

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

What to pack for Zanesville in August

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

In August, Zanesville sees daytime highs around 83°F and nights near 64°F. Pack light clothes. Worth having: rain gear and sun protection. About 10 days see rain.

light clothesrain gearsun protection

UV index in Zanesville in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Zanesville peaks around June 21 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 21UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May8Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep6High
Oct3Moderate
Nov3Moderate
Dec2Low

Air quality in Zanesville in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Zanesville is worst in July — around 18 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (November, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1217 µg/m³Nov 157 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb11Good
Mar11Good
Apr11Good
May15Moderate
Jun17Moderate
Jul18Moderate
Aug15Moderate
Sep12Good
Oct8Good
Nov7Good
Dec8Good
Location & terrain

Where is Zanesville?

Zanesville sits at 39.9°N, 82.0°W, 676 ft above sea level, in United States. The nearest listed city is Newark, 22 mi away.

Topography around Zanesville

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

Within 2 miles, the terrain around Zanesville has only modest variations in elevation — a maximum elevation change of 312 ft around an average of 797 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 505 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 883 ft.

The land around Zanesville is covered by trees (55%), grassland (20%) and artificial surfaces (20%) within 2 miles, trees (64%) and grassland (25%) within 10 miles, and trees (66%) within 50 miles.

2 miles
312 ft
10 miles
505 ft
50 miles
883 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Newark 22 mi · Lancaster 35 mi · Pataskala 35 mi · Pickerington 39 mi · Mount Vernon 40 mi · Reynoldsburg 42 mi · Athens 42 mi · Gahanna 46 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 Zanesville (39.9404°, -82.0132°, 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. 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).