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Zanesville weather in numbers
measured normals and 10 years of recorded weather
Zanesville swings 61°F across the year, from 84°F highs in July to 23°F lows in February, and May is usually the wettest month in a year that brings about 39 in of precipitation. Over 10 years of recorded weather it averages 118 days a year at 77°F or above, 37 of them at 86°F or above, 93 frost nights, and rain on 143 days.
Warmest month
July
84°F average high
Coldest month
February
23°F average low
Wettest month
May
39 in a year
Comfortable
3 months
April, September and October
Residents
25,000
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Warm days
118 days
a year at 77°F or above
Frost nights
93 nights
a year below 32°F
Rain days
143 days
a year with 0.04 in or more
Day counts are from the ERA5 reanalysis for Zanesville’s grid square, 2016 to 2025, counted the same way for every city so the numbers compare. A reanalysis square is an area, not a weather station, so it is good for counting days and not for a single day’s record.
The weather map: all three models at once
NWS, American, European side by side around Zanesville and nearby towns.Live rain radar →
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Zanesville hourly forecast: next 14 hours
consensus of the three models
Rain in the next 24 hours, model by model
each model's own hourly precipitation, side by side
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Zanesville 10-day forecast, out to 14 days
where the models agree, and where they split
Zanesville, Ohio (OH) is at its warmest in Jul (average highs near 84°F) and coldest in Feb (lows around 23°F), with roughly 39 in of precipitation across the year. Below, compare what NWS, American, European forecast for Zanesville right now, and see exactly where they disagree.
average daytime high and overnight low across a typical year (1991-2020)
Jan
36°
24°
Feb
44°
23°
Mar
51°
31°
Apr
62°
41°
May
72°
51°
Jun
81°
59°
Jul
84°
64°
Aug
83°
62°
Sep
76°
56°
Oct
64°
45°
Nov
51°
35°
Dec
41°
27°
Source: 1991-2020 averages, ERA5 for this place adjusted with NASA POWER.
How Zanesville's weather has changed since 1995
30 years of daily data, 1995-2024, shown as change
+2.0°F
Around Zanesville, 2015-2024 averaged 2.0°F warmer than 1995-2004. 6 of the 10 warmest years since 1995 fall in the last ten, and the warmest was 2024.
1995each stripe is one year2024
cooler than averagearound averagewarmer than average
Days above 95°F
1 fewer day a year
2015-2024 against 1995-2004. Within the normal year-to-year swing
Frost nights
10 fewer nights a year
2015-2024 against 1995-2004, below 32°F. Within the normal year-to-year swing
Average wind
−2%
2015-2024 against 1995-2004. Within the normal year-to-year swing
Bars: each year against the area's 30-year average. Dashed lines: the average of the first and the last ten years.
See the numbers year by year
Year
Temp vs average
Days >95°F vs avg
Frost nights vs avg
Wind vs avg
1995
−1.6°F
+5
+19
+2%
1996
−3.4°F
−5
+14
+2%
1997
−2.3°F
−4
+18
+7%
1998
+1.5°F
−3
−17
−3%
1999
+0.6°F
+13
+1
+2%
2000
−1.2°F
−5
+6
+2%
2001
+0.4°F
+3
+3
+2%
2002
+0.6°F
+12
−4
+2%
2003
−1.6°F
−5
+5
+2%
2004
−1.0°F
−5
−10
−3%
2005
−0.3°F
+3
−2
−3%
2006
+0.2°F
+0
−5
+2%
2007
+0.4°F
−1
+4
+2%
2008
−1.6°F
−5
+11
+2%
2009
−1.4°F
−5
+2
+2%
2010
−0.1°F
+9
+2
−3%
2011
+0.1°F
−2
−8
−3%
2012
+1.9°F
+7
−10
−3%
2013
−1.2°F
−5
+16
+2%
2014
−2.1°F
−5
+15
+2%
2015
+0.2°F
−3
−10
−3%
2016
+1.9°F
+1
−1
+2%
2017
+1.3°F
−5
−12
+2%
2018
+0.1°F
+2
+16
−3%
2019
+0.6°F
−5
+2
+2%
2020
+1.0°F
+3
−6
−3%
2021
+1.5°F
+0
−10
−3%
2022
+0.1°F
−3
+3
+2%
2023
+1.9°F
−4
−13
−3%
2024
+3.7°F
+12
−28
−3%
Source: NASA POWER daily data from the MERRA-2 reanalysis, 1995-2024. Each value describes a grid square of about 50 km around Zanesville, not a weather station, and a square that takes in sea or a large lake runs milder than the city itself. That is why this section shows change against the square's own 30-year average rather than counts you could compare with a local station. Rain and snow are left out because their long-term record in this dataset is not consistent over time. "Within the normal year-to-year swing" means the change is smaller than the usual differences between single years.
Which forecast is most accurate in the US?
CheckWeather Score, graded against the weather that actually happened
Provider
CheckWeather-score
Temp
Wind
Rain
Run by
European ★ Best
93
/100rank #1
91±0.9°F
97±1.1 mph
9396% hit
ECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American
82
/100rank #2
83±1.7°F
94±2.0 mph
7184% hit
NOAA / NCEP (United States)College Park, Maryland, USA
The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in United States? Give each 1 to 5 stars.
NWSNational Blend (NBM)
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EuropeanECMWF
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Common questions
What's the weather in Zanesville today?
On this page we show what NWS, American, European each forecast for Zanesville today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Zanesville today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Zanesville and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Zanesville?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Zanesville forecast is reliable, and when they split you should expect surprises. See our tested US accuracy scoreboard for how the models compare.
What is the warmest month in Zanesville?
July is typically the warmest month in Zanesville, with average highs around 84°F.
How cold does Zanesville get?
The coldest month in Zanesville is February, when overnight lows average about 23°F.
How much rain does Zanesville get?
Zanesville sees roughly 39 in of precipitation a year, with May usually the wettest month.
Is Zanesville getting warmer?
Yes. In NASA's reanalysis for the area around Zanesville, 2015-2024 averaged 2.0°F warmer than 1995-2004.