North Liberty weather in May

In May, North Liberty sees average daytime highs of 71°F and overnight lows near 52°F, with 4.9 in of rain across 13.4 wet days and about 14.3 hours of daylight. It is the 5th-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 66°F in the first days to 75°F by the end. The sky is clear or mostly clear about 26% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 48 min at the start of May to 14 h 48 min by month's end. Set against the rest of the year, May is North Liberty's 8th-clearest and 8th-windiest month. For the whole year in context, see North Liberty's year-round climate.

Daytime high
71°
5th warmest
Overnight low
52°
8th coldest
Rainfall
4.9 in
13.4 wet days
Daylight
14 h 18 min
4:52 AM – 7:13 PM
Cloud cover
63%
8th clearest
Wind
9 mph
8th windiest
Solar energy
5.7 kWh/m²
Travel score
6.0
out of 10

North Liberty is city in Johnson County, Iowa, United States of America.

Density
785/km²
people per km²
Founded
1913

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 66°F in the first days to 75°F by the end.

A typical May day in North Liberty reaches about 71°F in the afternoon and slips back to 52°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 58°F and 82°F. Set against its neighbours, May runs about 10°F warmer than April and about 9°F cooler than June.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
16546
26647
36647
46748
56748
66749
76849
86849
96850
106950
116950
126951
137051
147051
157052
167152
177152
187153
197253
207253
217254
227354
237354
247355
257355
267455
277456
287456
297557
307557
317557

How May really feels in North Liberty

Once humidity and wind are folded in, May 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

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

North Liberty weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan29° / 14°1.57.15.39.30.0
Feb33° / 18°1.86.44.210.30.0
Mar47° / 29°2.79.22.811.71.6
Apr60° / 41°4.411.80.813.14.5
May71° / 52°4.913.4014.36.0
Jun80° / 62°5.111.70156.3
Jul83° / 65°3.79.6014.76.1
Aug81° / 63°3.89.1013.76.8
Sep75° / 55°3.98.2012.37.2
Oct62° / 43°2.98.60.210.95.5
Nov47° / 31°2.37.71.59.61.7
Dec34° / 20°1.96.94.590.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 15% of May, with mostly cloudy or overcast conditions the remaining 59%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13961
24060
34060
44159
54159
64060
74258
84258
94258
104258
114159
124258
134159
144159
154159
164159
174159
184060
194060
204159
214159
224258
234159
244258
254258
264357
274258
284357
294357
304357
314357

Chance of precipitation in May

Any precipitation

North Liberty gets around 4.9 in of rain over 13.4 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 43% and peaks near 45% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
142
242
342
442
543
643
743
843
943
1043
1142
1242
1342
1442
1542
1642
1742
1842
1943
2043
2143
2244
2344
2444
2544
2645
2745
2845
2945
3044
3144

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 68% of days. Sticky, muggy-or-worse air turns up on roughly 6% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
187940
2851041
3831151
4821251
5801361
6801361
7781471
8761572
9741682
10741682
11721792
12711793
13711793
147017103
156917104
166917104
176717115
186717115
196517126
206417127
216317137
226118138
235918149
2458181410
2557181510
2655191511
2754191512
2853191612
2951201613
3049201713
3148211714

Wind in May

Winds average 9 mph in May.

Across May, daily wind ranges from about 8 mph on the calmest days to 10 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
110light breeze
210light breeze
310light breeze
410light breeze
510light breeze
610light breeze
79light breeze
89light breeze
99light breeze
109light breeze
119light breeze
129light breeze
139light breeze
149light breeze
159light breeze
169light breeze
179light breeze
189light breeze
199light breeze
209light breeze
219light breeze
229light breeze
239light breeze
249light breeze
259light breeze
269light breeze
279light breeze
289light breeze
299light breeze
308light breeze
318light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 48 min at the start of May to 14 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 60 minutes over May. Sunrise moves from 5:10 AM to 4:41 AM, and sunset from 6:57 PM to 7:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.85:106:57
213.85:096:58
313.95:076:59
413.95:067:00
513.95:057:01
614.05:047:02
714.05:027:04
814.15:017:05
914.15:007:06
1014.14:597:07
1114.24:587:08
1214.24:567:09
1314.24:557:10
1414.34:547:11
1514.34:537:12
1614.34:527:13
1714.44:517:14
1814.44:507:15
1914.44:497:16
2014.54:487:17
2114.54:487:18
2214.54:477:19
2314.64:467:20
2414.64:457:21
2514.64:447:22
2614.74:447:23
2714.74:437:24
2814.74:427:24
2914.74:427:25
3014.84:417:26
3114.84:417:27

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.7 kWh/m².

For context, solar energy here swings from a low near 1.74 kWh/m² to a high of 6.39 kWh/m² in July across the year — May's 5.7 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.4Bright
45.4Bright
55.4Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.6Bright
115.6Bright
125.7Bright
135.7Bright
145.7Bright
155.7Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.9Bright
296.0Bright
306.0Bright
316.0Bright
Planning a trip in May

Is May a good time to visit North Liberty?

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

6.0
Sightseeing
5th-best month of the year
3.9
Beach & pool
5th-best month of the year

May is a reasonable time to visit North Liberty for sightseeing.

What to pack for North Liberty in May

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

In May, North Liberty sees daytime highs around 71°F and nights near 52°F. Worth packing: rain gear and sun protection. About 13 days see rain.

rain gearsun protection

UV index in North Liberty in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 North Liberty 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
Jul9Very high
Aug8Very high
Sep6High
Oct3Moderate
Nov3Moderate
Dec2Low

Air quality in North Liberty in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in North Liberty is worst in July — around 17 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (October, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateGoodJul 1916 µg/m³Oct 218 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb14Moderate
Mar14Moderate
Apr11Good
May13Moderate
Jun13Moderate
Jul17Moderate
Aug15Moderate
Sep12Good
Oct8Good
Nov8Good
Dec10Good
Location & terrain

Where is North Liberty?

North Liberty sits at 41.7°N, 91.6°W, 781 ft above sea level, in United States. The nearest listed city is Coralville, 5.0 mi away.

Topography around North Liberty

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

Within 2 miles, the terrain around North Liberty has only modest variations in elevation — a maximum elevation change of 190 ft around an average of 778 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 413 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 640 ft.

The land around North Liberty is covered by trees (29%), grassland (26%) and cropland (23%) within 2 miles, cropland (44%), trees (26%) and grassland (21%) within 10 miles, and cropland (73%) within 50 miles.

2 miles
190 ft
10 miles
413 ft
50 miles
640 ft
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Coralville 5.0 mi · Iowa City 6.8 mi · Cedar Rapids 18 mi · Marion 20 mi · Muscatine 37 mi · Davenport 55 mi · Rock Island 55 mi · Bettendorf 58 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 North Liberty (41.7492°, -91.5979°, elevation 781 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).