May weather forecast
Muskegon, MI

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An aerial panorama of the scenic Muskegon Town in Michigan
An aerial panorama of the scenic Muskegon Town in Michigan

Weather in May

May ushers in a steady climb in temperature, signalling the start of Muskegon, Michigan's pre-summer weather. The climate contrasts between the cooler spring month of April and May, which registers no snowfall. While rainfall persists, it is interspersed with appreciable sunshine and daylight hours, highlighting the warming trend. One would note an observable dip in wind speeds during this month. As flowers bloom across the city marking the onset of summer, weather conditions become highly suitable for outdoor activities.

Temperature

With the onset of May in Muskegon, the average high-temperature slightly shifts from April's frosty 48.6°F (9.2°C) to a moderate 59.5°F (15.3°C). Muskegon records an average nighttime low-temperature of 47.8°F (8.8°C) throughout May.

Humidity

In Muskegon, the average relative humidity in May is 78%.

Rainfall

In May, the rain falls for 14.8 days. Throughout May, 1.18" (30mm) of precipitation is accumulated. In Muskegon, during the entire year, the rain falls for 124.4 days and collects up to 11.42" (290mm) of precipitation.

Snowfall

May through September are months without snowfall.

Ocean temperature

In May, the average ocean temperature is 41°F (5°C).
Note: Danger awaits those who swim in 41°F (5°C) without protection. Falling below 50°F (10°C) means intense cold shock and hyperventilation.

Daylight

The average length of the day in May in Muskegon is 14h and 42min.
On the first day of May in Muskegon, sunrise is at 6:37 am and sunset at 8:47 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 9:17 pm EDT.

Sunshine

In Muskegon, Michigan, the average sunshine in May is 9.2h.

UV index

In May, the average daily maximum UV index in Muskegon is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: An average maximum UV index of 4 in May leads to these recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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Frequently asked questions

What is the average May temperature in Muskegon?

The high-temperature in Muskegon during May is 59.5°F (15.3°C) and the low-temperature is 47.8°F (8.8°C).

What is the average humidity in May in Muskegon?

In May, the average relative humidity in Muskegon is 78%.

How much does it rain in Muskegon in May?

In Muskegon, in May, it is raining for 14.8 days, with typically 1.18" (30mm) of accumulated precipitation.

When it does not snow in Muskegon?

In Muskegon, snow does not fall in May through September.

Does it snow in Muskegon in May?

In May, it doesn't snow. April is the latest month when it typically snows.

How cold is the water in May in Muskegon?

In May, the average ocean temperature is 41°F (5°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

How many hours of daylight does Muskegon have in May?

In May, the average day length in Muskegon, Michigan, is 14h and 42min.

What time are sunrise and sunset in May in Muskegon?

In May, on the first day of the month, sunrise is at 6:37 am and sunset at 8:47 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 9:17 pm EDT.

How long on average sun shines in May in Muskegon?

The average sunshine duration in May in Muskegon is 9.2h.

What is the UV index intensity in May in Muskegon?

In May, the average daily maximum UV index in Muskegon, Michigan, is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Today
Tomorrow
Long-term
YearJFMAMayJJASOND
Apr
May
Jun
Average high temperature
48.6°F 9.2°C
59.5°F 15.3°C
68°F 20°C
Average low temperature
37.9°F 3.3°C
47.8°F 8.8°C
56.8°F 13.8°C
Average pressure
29.96" 761mmHg
29.97" 761mmHg
29.92" 760mmHg
Average wind speed
11.1mph 17.9km/h
9.4mph 15.1km/h
8.5mph 13.7km/h
Average max. wind speed
11.8mph 19km/h
10.1mph 16.3km/h
9.1mph 14.6km/h
Average wind speed gusts
18.6mph 29.9km/h
17.5mph 28.2km/h
15.5mph 24.9km/h
Average humidity
76%
78%
80%
Average rainfall
1.02" 26mm
1.18" 30mm
1.26" 32mm
Average rainfall days
11.7
14.8
13.2
Average snowfall
0.43" 11mm
0" 0mm
0" 0mm
Average snowfall days
2.6
0.2
0
Average sea temperature
37°F 2.8°C
41°F 5°C
52°F 11.1°C
Average daylight
13h 2min
14h 4min
15h 2min
Average sunshine
7h 1min
9h 1min
10h 0min
Average sunshine days
15.7
15.2
14.6
Average UV index
3
4
5
Average cloud cover
49%
39%
32%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in May
Muskegon, MI

Average temperature in May - Muskegon, MI
  • Average high temperature in May: 59.5°F

The warmest months (with the highest average high temperature) are July and August (75.4°F).
The month with the lowest average high temperature is January (28.9°F).

  • Average low temperature in May: 47.8°F

The month with the highest average low temperature is August (64.2°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in May
Muskegon, MI

Average pressure in May - Muskegon, MI
  • Average pressure in May: 29.97"Hg

The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in May
Muskegon, MI

Average wind speed in May - Muskegon, MI
  • Average wind speed in May: 9.4mph

The windiest month (with the highest average wind speed) is November (12.4mph).
The calmest month (with the lowest average wind speed) is July (7.9mph).

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Average humidity in May
Muskegon, MI

Average humidity in May - Muskegon, MI
  • Average humidity in May: 78%

The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are April, October and November (76%).

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Average rainfall in May
Muskegon, MI

Average rainfall in May - Muskegon, MI
  • Average rainfall in May: 1.18"

The wettest month (with the highest rainfall) is October (1.38").
The driest month (with the least rainfall) is February (0.55").

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Average rainfall days in May
Muskegon, MI

Average rainfall days in May - Muskegon, MI
  • Average rainfall days in May: 14.8 days

The month with the highest number of rainy days is October (14.9 days).
The month with the least rainy days is February (4 days).

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Average snowfall in May
Muskegon, MI

Average snowfall in May - Muskegon, MI
  • Average snowfall in May: 0"

The month with the highest snowfall is February (2.05").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Muskegon, MI

Average snowfall days in May - Muskegon, MI
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (16.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in May
Muskegon, MI

Average sea temperature in May - Muskegon, MI
  • Average sea temperature in May: 41°F

The best month for swimming (with the highest average sea temperature) is August (70°F).
The coldest months (with the lowest average sea temperature) are February, March and April (37°F).

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Average daylight in May /
Average sunshine in May
Muskegon, MI

Average daylight in May / Average sunshine in May - Muskegon, MI
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in May: 9h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).

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Average sunshine days in May
Muskegon, MI

Average sunshine days in May - Muskegon, MI
  • Average sunshine days in May: 15.2 days

The month with the most sunshine days is March (17.3 days).
The month with the least sunshine days is January (10.3 days).

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Average UV index in May
Muskegon, MI

Average UV index in May - Muskegon, MI
  • Average UV index in May: 4

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in May
Muskegon, MI

Average cloud cover in May - Muskegon, MI
  • Average cloud cover in May: 39

The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 24).

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Average visibility in May
Muskegon, MI

Average visibility in May - Muskegon, MI
  • Average visibility in May: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Muskegon, Michigan, USA

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