Lancaster weather in April

In April, Lancaster sees average daytime highs of 63°F and overnight lows near 44°F, with 4.7 in of precipitation across 12.6 wet days and about 13 hours of daylight. It is the 7th-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 58°F in the first days to 67°F by the end. The sky is clear or mostly clear about 22% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 24 min at the start of April to 13 h 36 min by month's end. Set against the rest of the year, April is Lancaster's 8th-clearest and 2nd-windiest month. For the whole year in context, see Lancaster's year-round climate.

Daytime high
63°
7th warmest
Overnight low
44°
6th coldest
Precipitation
4.7 in
12.6 wet days
Daylight
13 hours
5:59 AM – 7:02 PM
Cloud cover
66%
8th clearest
Wind
8 mph
2nd windiest
Solar energy
5.03 kWh/m²
Travel score
5.0
out of 10

Lancaster is city in Fairfield County, Ohio, United States.

Density
812/km²
people per km²
Founded
1800

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 58°F in the first days to 67°F by the end.

A typical April day in Lancaster reaches about 63°F in the afternoon and slips back to 44°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 49°F and 77°F. Set against its neighbours, April runs about 12°F warmer than March and about 9°F cooler than May.

20°40°60°80°151015202530
Avg high (°F)Avg low (°F)
15839
25839
35839
45940
55940
66040
76041
86141
96142
106242
116242
126243
136343
146343
156344
166444
176444
186445
196445
206545
216545
226546
236546
246546
256646
266647
276647
286747
296748
306748

How April really feels in Lancaster

Once humidity and wind are folded in, April 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

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

Lancaster weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan37° / 23°3.611.25.69.50.0
Feb41° / 25°3.1104.410.40.2
Mar51° / 33°4.311.62.611.72.3
Apr63° / 44°4.712.60.5135.0
May72° / 53°4.713.6014.26.1
Jun80° / 62°4.312.2014.86.1
Jul83° / 66°3.811.8014.55.5
Aug83° / 64°3.210.2013.66.1
Sep76° / 57°3.28.3012.37.1
Oct64° / 45°3.19.40.210.95.8
Nov51° / 35°3.39.519.82.6
Dec41° / 28°3.610.53.29.20.2

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 14% of April, with mostly cloudy or overcast conditions the remaining 64%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13466
23466
33466
43565
53664
63664
73664
83664
93763
103763
113763
123763
133862
143763
153763
163763
173763
183763
193664
203565
213664
223664
233565
243565
253565
263565
273565
283565
293664
303763

Chance of precipitation in April

Any precipitationSnow

Lancaster gets around 4.7 in of rain and snow over 12.6 wet days in April, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 42% and peaks near 44% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%50%151015202530
Rain chance (%)Snow chance (%)
1413
2413
3413
4413
5413
6413
7412
8412
9402
10402
11402
12412
13411
14411
15411
16411
17421
18421
19421
20421
21431
22431
23431
24431
25441
26441
27441
28441
29441
30441

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 91% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
19631
29631
39631
49541
59541
69541
79541
89451
99352
109262
119262
129262
139172
149172
159172
169082
179082
189082
199082
208992
218992
228992
2388102
2488102
2587103
2687103
2786113
2885114
2984124
3083125

Wind in April

Winds average 8 mph in April.

Across April, daily wind ranges from about 7 mph on the calmest days to 8 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (mph)Feels
18light breeze
28light breeze
38light breeze
48light breeze
58light breeze
68light breeze
78light breeze
88light breeze
98light breeze
108light breeze
118light breeze
128light 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
267light breeze
277light breeze
287calm
297calm
307calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 24 min at the start of April to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 72 minutes over April. Sunrise moves from 6:23 AM to 5:39 AM, and sunset from 6:47 PM to 7:16 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:236:47
212.46:226:48
312.56:206:49
412.56:186:50
512.66:176:51
612.66:156:52
712.76:146:53
812.76:126:54
912.76:106:55
1012.86:096:56
1112.86:076:57
1212.96:066:58
1312.96:046:59
1413.06:027:00
1513.06:017:01
1613.05:597:02
1713.15:587:03
1813.15:567:04
1913.25:557:05
2013.25:537:06
2113.35:527:07
2213.35:507:08
2313.35:497:09
2413.45:477:10
2513.45:467:11
2613.55:457:12
2713.55:437:13
2813.55:427:14
2913.65:417:15
3013.65:397:16

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.03 kWh/m².

For context, solar energy here swings from a low near 1.61 kWh/m² to a high of 6.19 kWh/m² in June across the year — April's 5.03 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.5Bright
24.6Bright
34.6Bright
44.7Bright
54.7Bright
64.8Bright
74.8Bright
84.8Bright
94.9Bright
104.9Bright
114.9Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in April

Is April a good time to visit Lancaster?

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

5.0
Sightseeing
7th-best month of the year
1.4
Beach & pool
7th-best month of the year

April is a reasonable time to visit Lancaster for sightseeing.

What to pack for Lancaster in April

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

In April, Lancaster sees daytime highs around 63°F and nights near 44°F. Worth packing: a warm layer, rain gear and sun protection. About 13 days see rain.

a warm layerrain gearsun protection

UV index in Lancaster in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 Lancaster peaks around June 20 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 20UV 9Dec 23UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May8Very high
Jun10Very high
Jul9Very high
Aug8Very high
Sep6High
Oct3Moderate
Nov3Moderate
Dec2Low

Air quality in Lancaster in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Lancaster is worst in July — around 17 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (October, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1117 µg/m³Oct 247 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb11Good
Mar11Good
Apr11Good
May14Moderate
Jun16Moderate
Jul17Moderate
Aug14Moderate
Sep11Good
Oct7Good
Nov7Good
Dec8Good
Location & terrain

Where is Lancaster?

Lancaster sits at 39.7°N, 82.6°W, 879 ft above sea level, in United States. The nearest listed city is Pickerington, 14 mi away.

Topography around Lancaster

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

Within 2 miles, the terrain around Lancaster has only modest variations in elevation — a maximum elevation change of 390 ft around an average of 889 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 548 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 925 ft.

The land around Lancaster is covered by trees (45%), grassland (26%) and artificial surfaces (22%) within 2 miles, trees (42%), cropland (36%) and grassland (20%) within 10 miles, and trees (55%) and cropland (27%) within 50 miles.

2 miles
390 ft
10 miles
548 ft
50 miles
925 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Pickerington 14 mi · Pataskala 20 mi · Reynoldsburg 20 mi · Whitehall 23 mi · Gahanna 26 mi · Newark 26 mi · Columbus 27 mi · Grove City 29 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 Lancaster (39.7137°, -82.5993°, elevation 879 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).