May weather forecast
Harbor Springs, MI

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Weather in May

May, the last month of the spring in Harbor Springs, is a moderate month, with an average temperature ranging between max 58.1°F (14.5°C) and min 42.8°F (6°C).

Temperature

May marks a rise in the average high-temperature, moving from April's frosty 44.6°F (7°C) to a mild 58.1°F (14.5°C). During May, Harbor Springs consistently records a temperature low averaging a frosty 42.8°F (6°C).

Humidity

The least humid month in Harbor Springs, Michigan, is May, with an average relative humidity of 74%.

Rainfall

In May, in Harbor Springs, the rain falls for 15.6 days. Throughout May, 2.6" (66mm) of precipitation is accumulated. In Harbor Springs, Michigan, during the entire year, the rain falls for 140.7 days and collects up to 27.6" (701mm) of precipitation.

Snowfall

Months with snowfall in Harbor Springs are January through May, October through December. May is the last month it regularly snows in Harbor Springs, Michigan. During 0.6 snowfall days, in May, Harbor Springs aggregates 0.04" (1mm) of snow. Throughout the year, there are 96.1 snowfall days, and 38.66" (982mm) of snow is accumulated.

Ocean temperature

In May, the average ocean temperature is 39.7°F (4.3°C).
Note: In the course of swimming, this situation is life-threatening and fraught with risk. The severe cold of the water leads to immediate hyperventilation. Wearing a specialized swimsuit is critical to limit thermal injury.

Daylight

In May, the average length of the day is 14h and 55min.
On the first day of May, sunrise is at 6:26 am and sunset at 8:47 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 9:20 pm EDT.

Sunshine

In May, the average sunshine is 8.8h.

UV index

In May, the average daily maximum UV index in Harbor Springs is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In May, the maximum UV index of 4 suggests this advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. To cut down UV radiation exposure by about half, sport a wide-brim hat. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Harbor Springs in May?

The high-temperature, in May, in Harbor Springs, is 58.1°F (14.5°C), while the low-temperature averages to 42.8°F (6°C).

What is the least humid month in Harbor Springs?

May is the least humid month in Harbor Springs, Michigan, with an average relative humidity of 74%.

What is the average humidity in May in Harbor Springs?

In May, the average relative humidity is 74%.

How many days does it rain in May in Harbor Springs?

In Harbor Springs, in May, during 15.6 rainfall days, 2.6" (66mm) of precipitation is typically accumulated.

What is the last month it snows in Harbor Springs?

May is the last month it regularly snows in Harbor Springs. During 0.6 snowfall days, in May, Harbor Springs aggregates 0.04" (1mm) of snow.

What is the water temperature in May in Harbor Springs?

In Harbor Springs, Michigan, in May, the average water temperature is 39.7°F (4.3°C). For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

How many hours of daylight does Harbor Springs have in May?

In Harbor Springs, the average day length in May is 14h and 55min.

What time are sunrise and sunset in May in Harbor Springs?

On the first day of May in Harbor Springs, sunrise is at 6:26 am and sunset at 8:47 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 9:20 pm EDT.

How long on average sun shines in May in Harbor Springs?

The average sunshine duration in May in Harbor Springs is 8.8h.

What is the UV index intensity in May in Harbor Springs?

The average daily maximum UV index in May in Harbor Springs is 4. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Harbor Springs, MI

Average temperature in May - Harbor Springs, MI
  • Average high temperature in May: 58.1°F

The warmest month (with the highest average high temperature) is August (72.5°F).
The month with the lowest average high temperature is January (24.8°F).

  • Average low temperature in May: 42.8°F

The month with the highest average low temperature is August (59.2°F).
The coldest month (with the lowest average low temperature) is February (16.5°F).

Average pressure in May
Harbor Springs, MI

Average pressure in May - Harbor Springs, MI
  • Average pressure in May: 29.98"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).

Average wind speed in May
Harbor Springs, MI

Average wind speed in May - Harbor Springs, MI
  • Average wind speed in May: 8.4mph

The windiest month (with the highest average wind speed) is December (11.4mph).
The calmest months (with the lowest average wind speed) are June and July (7.5mph).

Average humidity in May
Harbor Springs, MI

Average humidity in May - Harbor Springs, MI
  • Average humidity in May: 74%

The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is May (74%).

Average rainfall in May
Harbor Springs, MI

Average rainfall in May - Harbor Springs, MI
  • Average rainfall in May: 2.6"

The wettest month (with the highest rainfall) is October (3.27").
The driest month (with the least rainfall) is February (1.65").

Average rainfall days in May
Harbor Springs, MI

Average rainfall days in May - Harbor Springs, MI
  • Average rainfall days in May: 15.6 days

The month with the highest number of rainy days is October (18.3 days).
The month with the least rainy days is February (4.3 days).

Average snowfall in May
Harbor Springs, MI

Average snowfall in May - Harbor Springs, MI
  • Average snowfall in May: 0.04"

The month with the highest snowfall is January (9.45").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Harbor Springs, MI

Average snowfall days in May - Harbor Springs, MI
  • Average snowfall days in May: 0.6 days

The month with the highest number of snowfall days is January (22.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature in May
Harbor Springs, MI

Average sea temperature in May - Harbor Springs, MI
  • Average sea temperature in May: 39.8°F

The best month for swimming (with the highest average sea temperature) is August (69°F).
The coldest month (with the lowest average sea temperature) is March (33.8°F).

Average daylight in May /
Average sunshine in May
Harbor Springs, MI

Average daylight in May / Average sunshine in May - Harbor Springs, MI
  • Average daylight in May: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 1h and 18min).

Average sunshine days in May
Harbor Springs, MI

Average sunshine days in May - Harbor Springs, MI
  • Average sunshine days in May: 12.8 days

The month with the most sunshine days is September (14.9 days).
The months with the least sunshine days are January and February (5.5 days).

Average UV index in May
Harbor Springs, MI

Average UV index in May - Harbor Springs, MI
  • Average UV index in May: 4

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in May
Harbor Springs, MI

Average cloud cover in May - Harbor Springs, MI
  • Average cloud cover in May: 42

The month with the most cloud cover is January (Cloud cover 86).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in May
Harbor Springs, MI

Average visibility in May - Harbor Springs, MI
  • Average visibility in May: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

Harbor Springs, Michigan, USA

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