Mackinac Island weather in June

In June, Mackinac Island sees average daytime highs of 68°F and overnight lows near 55°F, with 3.0 in of rain across 10 wet days and about 15.5 hours of daylight. It is the 3rd-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 63°F in the first days to 72°F by the end. The sky is clear or mostly clear about 33% of the time in June, and the air most often feels dry.

Daylight stretches from about 15 h 18 min at the start of June to 15 h 30 min by month's end. Set against the rest of the year, June is Mackinac Island's 4th-clearest and 12th-windiest month. For the whole year in context, see Mackinac Island's year-round climate.

Daytime high
68°
3rd warmest
Overnight low
55°
10th coldest
Rainfall
3.0 in
10 wet days
Daylight
15 h 30 min
4:53 AM – 8:24 PM
Cloud cover
56%
4th clearest
Wind
9 mph
12th windiest
Solar energy
6.61 kWh/m²
Travel score
6.3
out of 10

Mackinac Island is city located on Mackinac Island in Michigan.

Founded
1671

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

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 63°F in the first days to 72°F by the end.

A typical June day in Mackinac Island reaches about 68°F in the afternoon and slips back to 55°F overnight — a 12°F spread between the day's warmth and the night's chill. On most days the high lands between 60°F and 76°F. Set against its neighbours, June runs about 12°F warmer than May and about 6°F cooler than July.

40°50°60°70°80°151015202530
Avg high (°F)Avg low (°F)
16250
26350
36350
46451
56451
66452
76552
86553
96553
106653
116654
126754
136755
146855
156856
166856
176956
186957
196957
207057
217058
227158
237158
247159
257159
267259
277260
287260
297260
307260

How June really feels in Mackinac Island

Once humidity and wind are folded in, June 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

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

Mackinac Island weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan24° / 14°1.99.910.98.90.0
Feb24° / 13°1.67.47.310.10.0
Mar33° / 21°2.08.46.111.60.0
Apr44° / 32°2.99.73.213.30.9
May56° / 43°2.910.20.314.73.7
Jun68° / 55°3.010015.56.3
Jul74° / 62°3.310.9015.26.9
Aug73° / 62°3.410013.96.9
Sep66° / 55°3.511.4012.35.9
Oct54° / 44°3.713.50.210.73.0
Nov42° / 34°2.611.65.79.30.5
Dec32° / 24°2.311.311.38.50.0

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 17% of June, with mostly cloudy or overcast conditions the remaining 49%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14654
24654
34654
44753
54753
64753
74753
84852
94852
104852
114852
124951
134951
145050
155050
165050
175149
185248
195248
205248
215248
225347
235446
245446
255446
265644
275644
285644
295743
305743

Chance of precipitation in June

Any precipitation

Mackinac Island gets around 3.0 in of rain over 10 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 34% and peaks near 35% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
132
232
332
432
532
632
732
832
932
1032
1133
1233
1333
1433
1534
1634
1734
1834
1935
2035
2135
2235
2335
2435
2535
2635
2735
2835
2935
3035

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the dry band about 57% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
18610400
28511400
38312500
48113510
58013610
67914610
77615720
87516720
97317820
107118920
1167201030
1265211130
1363221230
1460231340
1557251440
1655261540
1752271650
1850281750
1948291860
2045291960
2143302060
2241312170
2339312270
2438312380
2537312481
2635312491
2734312591
28333125101
29323126101
30323026111

Wind in June

Winds average 9 mph in June, the calmest month.

Across June, daily wind ranges from about 8 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
78light breeze
88light breeze
98light breeze
108light breeze
118light breeze
128light breeze
138light breeze
148light breeze
158light breeze
168light 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 June

DaylightNight

Daylight runs from about 15 h 18 min at the start of June to 15 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over June. Sunrise moves from 4:58 AM to 4:57 AM, and sunset from 8:14 PM to 8:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
115.34:588:14
215.34:588:15
315.34:578:15
415.34:578:16
515.34:568:17
615.44:568:18
715.44:558:19
815.44:558:19
915.44:558:20
1015.44:548:21
1115.54:548:21
1215.54:548:22
1315.54:548:23
1415.54:548:23
1515.54:538:24
1615.54:538:24
1715.54:538:24
1815.54:538:25
1915.54:538:25
2015.54:548:26
2115.54:548:26
2215.54:548:26
2315.54:548:26
2415.54:548:26
2515.54:558:27
2615.54:558:27
2715.54:558:27
2815.54:568:27
2915.54:568:27
3015.54:578:27

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 6.61 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 1.15 kWh/m² to a high of 6.61 kWh/m² in June across the year — June's 6.61 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.4Intense
26.4Intense
36.5Intense
46.5Intense
56.5Intense
66.5Intense
76.5Intense
86.5Intense
96.5Intense
106.5Intense
116.5Intense
126.6Intense
136.6Intense
146.6Intense
156.6Intense
166.6Intense
176.6Intense
186.6Intense
196.6Intense
206.6Intense
216.6Intense
226.7Intense
236.7Intense
246.7Intense
256.7Intense
266.7Intense
276.7Intense
286.7Intense
296.7Intense
306.7Intense
Planning a trip in June

Is June a good time to visit Mackinac Island?

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

6.3
Sightseeing
3rd-best month of the year
3.2
Beach & pool
3rd-best month of the year

June is a reasonable time to visit Mackinac Island for sightseeing.

What to pack for Mackinac Island in June

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

In June, Mackinac Island sees daytime highs around 68°F and nights near 55°F. Pack sun protection. Worth having: rain gear. About 10 days see rain.

sun protectionrain gear

Sea temperature near Mackinac Island in June

The nearest coast averages about 52°F in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 66°F and coldest in February near 34°F.

The water stays below 68°F all year — cool enough that most swimmers want a wetsuit.

30°40°50°60°70°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°F)Comfort
Jan35Bracing
Feb34Bracing
Mar34Bracing
Apr36Bracing
May41Bracing
Jun52Bracing
Jul62Cool
Aug66Cool
Sep61Cool
Oct53Bracing
Nov44Bracing
Dec38Bracing

UV index in Mackinac Island in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mackinac Island peaks around June 19 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 19UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr5Moderate
May7High
Jun8Very high
Jul8Very high
Aug7High
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Mackinac Island?

Mackinac Island sits at 45.8°N, 84.6°W, 0 ft above sea level, in United States. The nearest listed city is Sault Ste. Marie, 47 mi away.

Topography around Mackinac Island

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

Within 2 miles, the terrain around Mackinac Island has only modest variations in elevation — a maximum elevation change of 351 ft around an average of 614 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 351 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,037 ft.

The land around Mackinac Island is covered by water (72%) and trees (24%) within 2 miles, water (75%) and trees (22%) within 10 miles, and trees (48%) and water (44%) within 50 miles.

2 miles
351 ft
10 miles
351 ft
50 miles
1,037 ft
treesgrasslandcroplandartificial surfaceswater
June weather nearby: Sault Ste. Marie 47 mi · Sault Ste. Marie 48 mi · Traverse City 89 mi · Marquette 141 mi · Midland 155 mi · Mount Pleasant 156 mi · Bay City 160 mi · Saginaw Township North 168 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 Mackinac Island (45.8492°, -84.6189°, elevation 0 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).