Clinton weather in April

In April, Clinton sees average daytime highs of 60°F and overnight lows near 41°F, with 4.3 in of precipitation across 11.8 wet days and about 13.1 hours of daylight. It is the 7th-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 56°F in the first days to 64°F by the end. The sky is clear or mostly clear about 25% 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 42 min by month's end. Set against the rest of the year, April is Clinton's 10th-clearest and 1st-windiest month. For the whole year in context, see Clinton's year-round climate.

Daytime high
60°
7th warmest
Overnight low
41°
6th coldest
Precipitation
4.3 in
11.8 wet days
Daylight
13 h 06 min
5:27 AM – 6:35 PM
Cloud cover
66%
10th clearest
Wind
10 mph
1st windiest
Solar energy
4.97 kWh/m²
Travel score
4.6
out of 10

Clinton is city in, and the county seat of, Clinton County, Iowa, United States.

Density
265/km²
people per km²
Founded
1836

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 56°F in the first days to 64°F by the end.

A typical April day in Clinton reaches about 60°F in the afternoon and slips back to 41°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 46°F and 74°F. Set against its neighbours, April runs about 13°F warmer than March and about 11°F cooler than May.

20°40°60°80°151015202530
Avg high (°F)Avg low (°F)
15536
25536
35637
45637
55737
65738
75738
85838
95839
105839
115939
125940
136040
146040
156041
166141
176142
186142
196242
206242
216243
226243
236344
246344
256344
266445
276445
286446
296546
306546

How April really feels in Clinton

Once humidity and wind are folded in, April averages 0 days that feel above 90°F and 8 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
8
wind chill below the day's low

The story in April is cold — wind chill drags the overnight "feels like" below the raw low.

Clinton weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan30° / 15°1.87.75.39.30.0
Feb34° / 19°1.96.54.310.30.0
Mar48° / 30°2.79.32.511.71.7
Apr60° / 41°4.311.80.913.14.6
May71° / 52°4.713014.36.1
Jun80° / 62°4.611.80156.2
Jul83° / 66°3.810.2014.75.9
Aug81° / 63°3.69.1013.76.7
Sep75° / 55°3.58.5012.37.1
Oct62° / 44°2.78.30.210.95.5
Nov47° / 32°2.57.71.49.61.7
Dec35° / 21°2.17.54.190.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 12% of April, with mostly cloudy or overcast conditions the remaining 64%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13862
23763
33763
43763
53763
63763
73664
83664
93664
103664
113664
123664
133664
143664
153664
163664
173763
183763
193763
203763
213763
223763
233763
243763
253763
263763
273862
283862
293862
303763

Chance of precipitation in April

Any precipitationSnow

Clinton gets around 4.3 in of rain and snow over 11.8 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 39% and peaks near 41% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%50%151015202530
Rain chance (%)Snow chance (%)
1353
2353
3363
4364
5364
6364
7374
8374
9384
10384
11394
12394
13404
14404
15404
16404
17403
18413
19413
20412
21412
22412
23412
24412
25411
26411
27411
28401
29401
30401

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 94% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
19730
29730
39730
49730
59730
69730
79730
89631
99541
109541
119541
129541
139541
149541
159541
169541
179541
189541
199541
209541
219451
229451
239451
249451
259361
269361
279271
289082
298992
308992

Wind in April

Winds average 10 mph in April, the windiest month of the year.

Across April, daily wind ranges from about 9 mph on the calmest days to 10 mph at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (mph)Feels
19light breeze
29light breeze
310light breeze
410light 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
199light breeze
209light breeze
219light breeze
229light breeze
239light breeze
249light breeze
259light breeze
269light breeze
279light breeze
289light breeze
299light breeze
309light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 24 min at the start of April to 13 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 78 minutes over April. Sunrise moves from 5:53 AM to 5:06 AM, and sunset from 6:18 PM to 6:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:536:18
212.55:516:19
312.55:496:20
412.65:486:21
512.65:466:22
612.75:446:24
712.75:426:25
812.85:416:26
912.85:396:27
1012.85:376:28
1112.95:366:29
1212.95:346:30
1313.05:326:31
1413.05:306:33
1513.15:296:34
1613.15:276:35
1713.25:266:36
1813.25:246:37
1913.35:226:38
2013.35:216:39
2113.45:196:40
2213.45:186:41
2313.45:166:43
2413.55:156:44
2513.55:136:45
2613.65:126:46
2713.65:106:47
2813.75:096:48
2913.75:076:49
3013.75:066:50

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.97 kWh/m².

For context, solar energy here swings from a low near 1.71 kWh/m² to a high of 6.36 kWh/m² in June across the year — April's 4.97 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.7Bright
54.7Bright
64.7Bright
74.7Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.9Bright
134.9Bright
144.9Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.2Bright
295.3Bright
305.3Bright
Planning a trip in April

Is April a good time to visit Clinton?

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

4.6
Sightseeing
7th-best month of the year
0.7
Beach & pool
7th-best month of the year

April is a reasonable time to visit Clinton for sightseeing.

What to pack for Clinton in April

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

In April, Clinton sees daytime highs around 60°F and nights near 41°F. Worth packing: a warm layer, rain gear and sun protection. About 12 days see rain.

a warm layerrain gearsun protection

UV index in Clinton 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 Clinton 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 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJun 19UV 9Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May8Very high
Jun9Very high
Jul8Very high
Aug8Very high
Sep6High
Oct3Moderate
Nov2Moderate
Dec2Low

Air quality in Clinton 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 Clinton is worst in July — around 15 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (October, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodJul 1915 µg/m³Oct 227 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb13Moderate
Mar13Moderate
Apr11Good
May13Moderate
Jun13Moderate
Jul15Moderate
Aug14Moderate
Sep11Good
Oct7Good
Nov8Good
Dec9Good
Location & terrain

Where is Clinton?

Clinton sits at 41.8°N, 90.2°W, 587 ft above sea level, in United States. The nearest listed city is Sterling, 25 mi away.

Topography around Clinton

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

Within 2 miles, the terrain around Clinton has only modest variations in elevation — a maximum elevation change of 200 ft around an average of 620 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 367 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 817 ft.

The land around Clinton is covered by trees (32%), artificial surfaces (24%) and grassland (20%) within 2 miles, cropland (62%) within 10 miles, and cropland (73%) within 50 miles.

2 miles
200 ft
10 miles
367 ft
50 miles
817 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
April weather nearby: Sterling 25 mi · East Moline 27 mi · Bettendorf 28 mi · Moline 29 mi · Davenport 30 mi · Rock Island 30 mi · Dixon 37 mi · Freeport 43 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 Clinton (41.8445°, -90.1887°, elevation 587 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).