Port Huron weather in April

In April, Port Huron sees average daytime highs of 52°F and overnight lows near 38°F, with 3.3 in of precipitation across 11.4 wet days and about 13.1 hours of daylight. It is the 7th-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 47°F in the first days to 57°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 48 min by month's end. Set against the rest of the year, April is Port Huron's 7th-clearest and 5th-windiest month. For the whole year in context, see Port Huron's year-round climate.

Daytime high
52°
7th warmest
Overnight low
38°
6th coldest
Precipitation
3.3 in
11.4 wet days
Daylight
13 h 12 min
5:55 AM – 7:05 PM
Cloud cover
67%
7th clearest
Wind
9 mph
5th windiest
Solar energy
4.95 kWh/m²
Travel score
2.7
out of 10

Port Huron is city in Michigan, United States.

Density
923/km²
people per km²
Founded
1814

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 47°F in the first days to 57°F by the end.

A typical April day in Port Huron reaches about 52°F in the afternoon and slips back to 38°F overnight — a 14°F spread between the day's warmth and the night's chill. On most days the high lands between 40°F and 66°F. Set against its neighbours, April runs about 12°F warmer than March and about 12°F cooler than May.

20°40°60°80°151015202530
Avg high (°F)Avg low (°F)
14633
24733
34734
44734
54834
64835
74935
84935
95036
105036
115137
125137
135137
145238
155238
165338
175339
185339
195439
205440
215540
225540
235541
245641
255642
265642
275742
285743
295843
305844

How April really feels in Port Huron

Once humidity and wind are folded in, April averages 0 days that feel above 90°F and 15 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
15
wind chill below the day's low

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

Port Huron weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan30° / 19°2.39.67.39.20.0
Feb32° / 20°2.08.46.310.20.0
Mar40° / 27°2.29.64.611.60.3
Apr52° / 38°3.311.41.813.12.7
May64° / 49°3.312014.45.4
Jun74° / 60°3.410.8015.16.7
Jul79° / 65°2.811014.86.6
Aug77° / 64°2.810.4013.86.9
Sep71° / 56°2.99.1012.36.7
Oct58° / 46°3.010.80.110.84.3
Nov46° / 36°2.69.72.49.51.2
Dec35° / 26°2.29.45.68.90.0

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 65%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13268
23268
33268
43367
53367
63367
73466
83466
93466
103466
113565
123565
133565
143565
153763
163763
173763
183763
193862
203763
213763
223763
233763
243763
253763
263664
273664
283664
293763
303763

Chance of precipitation in April

Any precipitationSnow

Port Huron gets around 3.3 in of rain and snow over 11.4 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 38% and peaks near 39% on the wettest days, and about 2 days bring snow.

0%10%20%30%40%50%151015202530
Rain chance (%)Snow chance (%)
13610
23610
33710
43710
53710
63810
73810
83710
9379
10379
11378
12378
13377
14376
15376
16375
17375
18374
19374
20383
21383
22383
23382
24392
25392
26391
27391
28391
29391
30391

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 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
110000
210000
310000
410000
510000
610000
79910
89910
99910
109910
119910
129910
139820
149820
159820
169820
179820
189820
199820
209820
219820
229820
239730
249730
259730
269730
279730
289730
299730
309541

Wind in April

Winds average 9 mph in April.

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

051015151015202530
Wind speed (mph)Feels
19light breeze
29light breeze
39light breeze
49light breeze
59light breeze
69light 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
309light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 24 min at the start of April to 13 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 84 minutes over April. Sunrise moves from 6:21 AM to 5:33 AM, and sunset from 6:47 PM to 7:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:216:47
212.56:196:49
312.56:186:50
412.66:166:51
512.66:146:52
612.76:126:53
712.76:106:55
812.86:096:56
912.86:076:57
1012.96:056:58
1112.96:036:59
1213.06:027:00
1313.06:007:02
1413.15:587:03
1513.15:567:04
1613.25:557:05
1713.25:537:06
1813.35:517:07
1913.35:507:09
2013.45:487:10
2113.45:467:11
2213.55:457:12
2313.55:437:13
2413.55:427:14
2513.65:407:16
2613.65:397:17
2713.75:377:18
2813.75:367:19
2913.85:347:20
3013.85:337:22

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.95 kWh/m².

For context, solar energy here swings from a low near 1.36 kWh/m² to a high of 6.37 kWh/m² in June across the year — April's 4.95 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.4Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.6Bright
74.6Bright
84.7Bright
94.7Bright
104.7Bright
114.8Bright
124.8Bright
134.8Bright
144.9Bright
154.9Bright
165.0Bright
175.0Bright
185.0Bright
195.1Bright
205.1Bright
215.2Bright
225.2Bright
235.2Bright
245.3Bright
255.3Bright
265.3Bright
275.4Bright
285.4Bright
295.4Bright
305.4Bright
Planning a trip in April

Is April a good time to visit Port Huron?

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

2.7
Sightseeing
7th-best month of the year
0.0
Beach & pool
7th-best month of the year

April is a weaker month for outdoor sightseeing in Port Huron.

What to pack for Port Huron in April

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

In April, Port Huron sees daytime highs around 52°F and nights near 38°F. Pack a warm layer. Worth having: rain gear and sun protection. About 11 days see rain.

a warm layerrain gearsun protection

Sea temperature near Port Huron in April

The nearest coast averages about 37°F in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 11 mi away) is warmest in August at about 71°F and coldest in February near 33°F.

It's comfortable for a long swim from Jul 19 to Sep 8 — about 1.7 months when the water holds above 68°F.

30°40°50°60°70°80°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°F)Comfort
Jan36Bracing
Feb33Bracing
Mar34Bracing
Apr37Bracing
May44Bracing
Jun57Bracing
Jul68Refreshing
Aug71Refreshing
Sep67Cool
Oct58Bracing
Nov49Bracing
Dec41Bracing

UV index in Port Huron in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Port Huron peaks around June 20 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 20UV 9Dec 20UV 1
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar4Moderate
Apr5High
May7High
Jun9Very high
Jul8Very high
Aug7High
Sep6High
Oct3Moderate
Nov2Moderate
Dec1Low

Air quality in Port Huron 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 Port Huron is worst in July — around 15 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (October, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1415 µg/m³Oct 248 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Good
Mar13Moderate
Apr13Moderate
May14Moderate
Jun15Moderate
Jul15Moderate
Aug14Moderate
Sep12Good
Oct8Good
Nov8Good
Dec9Good
Location & terrain

Where is Port Huron?

Port Huron sits at 43.0°N, 82.4°W, 604 ft above sea level, in United States. The nearest listed city is Sarnia, 1.2 mi away.

Topography around Port Huron

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

Within 2 miles, the terrain around Port Huron has only modest variations in elevation — a maximum elevation change of 79 ft around an average of 597 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 246 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 705 ft.

The land around Port Huron is covered by artificial surfaces (53%) within 2 miles, trees (29%), cropland (26%) and water (21%) within 10 miles, and cropland (45%) and water (25%) within 50 miles.

2 miles
79 ft
10 miles
246 ft
50 miles
705 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
April weather nearby: Sarnia 1.2 mi · Mount Clemens 35 mi · Clinton Township 37 mi · Shelby 37 mi · Saint Clair Shores 40 mi · Chatham 40 mi · Strathroy 40 mi · Sterling Heights 41 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 Port Huron (42.9709°, -82.4249°, elevation 604 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).