May weather forecast
Marquette, MI

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Boats docked along the piers on the vast Lake Superior and cars and buildings in the rest of Marquette City, Michigan
Boats docked along the piers on the vast Lake Superior and cars and buildings in the rest of Marquette City, Michigan

Weather in May

May heralds the onset of warmer weather in Marquette. By this time, snowfall has ceased on average, and rainfall decreases from previous months. A consistent uptick in sunshine hours entails the climate becoming more favorable for outdoor activities. As spring transitions to early summer, residents start to experience the best of Marquette's weather. More wildlife is visible as they enjoy Marquette's weather that is characterized by warmer days and refreshing rains.

Temperature

May's arrival is marked by a significant increase in the average high-temperature, moving from a chilly 43.2°F (6.2°C) in April to a mild 58.3°F (14.6°C). Marquette experiences a mean temperature of 40.8°F (4.9°C) during May nights.

Humidity

May is the least humid month, with an average relative humidity of 72%.

Rainfall

In May, the rain falls for 14.3 days. Throughout May, 2.2" (56mm) of precipitation is accumulated. Throughout the year, there are 117.1 rainfall days, and 23.35" (593mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 1.8 snowfall days, in May, Marquette aggregates 0.43" (11mm) of snow. In Marquette, during the entire year, snow falls for 113.9 days and aggregates up to 48.7" (1237mm) of snow.

Daylight

The average length of the day in May is 15h and 2min.
On the first day of May, sunrise is at 6:33 am and sunset at 8:59 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 9:34 pm EDT.

Sunshine

The average sunshine in May in Marquette is 8.4h.

UV index

In Marquette, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In May, the maximum UV index of 4 suggests this advice:
Take precautions - Protection against skin and eye damage is obliged. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. During bright days, sunglasses that offer UVA and UVB defense are recommended. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Aug 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

The high-temperature, in May, in Marquette, is 58.3°F (14.6°C), while the low-temperature averages to 40.8°F (4.9°C).

What is the least humid month?

With an average relative humidity of 72%, May is the least humid month.

What is the average humidity in May?

In May, the average relative humidity is 72%.

How many days does it rain in May?

In Marquette, during May, the rain falls for 14.3 days and regularly aggregates up to 2.2" (56mm) of precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 1.8 snowfall days, in May, Marquette aggregates 0.43" (11mm) of snow.

How many hours of daylight does Marquette have in May?

In Marquette, the average day length in May is 15h and 2min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 6:33 am and sunset at 8:59 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 9:34 pm EDT.

How many hours of sunshine does Marquette have in May?

In Marquette, Michigan, the average sunshine duration in May is 8.4h.

What is the UV index intensity in May?

In Marquette, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Marquette, MI

Average temperature in May - Marquette, MI
  • Average high temperature in May: 58.3°F

The warmest month (with the highest average high temperature) is July (73.2°F).
The month with the lowest average high temperature is January (21.4°F).

  • Average low temperature in May: 40.8°F

The month with the highest average low temperature is August (56.1°F).
The coldest month (with the lowest average low temperature) is January (12.7°F).

Average pressure in May
Marquette, MI

Average pressure in May - Marquette, MI
  • Average pressure in May: 29.98"Hg

The month with the highest atmospheric pressure is March (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in May
Marquette, MI

Average wind speed in May - Marquette, MI
  • Average wind speed in May: 8.3mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest months (with the lowest average wind speed) are June, July and August (7.5mph).

Average humidity in May
Marquette, MI

Average humidity in May - Marquette, MI
  • Average humidity in May: 72%

The month with the highest relative humidity is February (89%).
The month with the lowest relative humidity is May (72%).

Average rainfall in May
Marquette, MI

Average rainfall in May - Marquette, MI
  • Average rainfall in May: 2.2"

The wettest month (with the highest rainfall) is April (2.91").
The driest month (with the least rainfall) is January (1.26").

Average rainfall days in May
Marquette, MI

Average rainfall days in May - Marquette, MI
  • Average rainfall days in May: 14.3 days

The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is February (2.3 days).

Average snowfall in May
Marquette, MI

Average snowfall in May - Marquette, MI
  • Average snowfall in May: 0.43"

The month with the highest snowfall is December (9.8").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Marquette, MI

Average snowfall days in May - Marquette, MI
  • Average snowfall days in May: 1.8 days

The month with the highest number of snowfall days is January (23.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Marquette, MI
  • Average daylight in May: 15h and 0min

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

  • Average sunshine in May: 8h and 2min

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 48min).

Average sunshine days in May
Marquette, MI

Average sunshine days in May - Marquette, MI
  • Average sunshine days in May: 13.3 days

The month with the most sunshine days is July (15.8 days).
The month with the least sunshine days is January (7.3 days).

Average UV index in May
Marquette, MI

Average UV index in May - Marquette, 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, March, November and December (UV index 1).

Average cloud cover in May
Marquette, MI

Average cloud cover in May - Marquette, MI
  • Average cloud cover in May: 44

The month with the most cloud cover is January (Cloud cover 82).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in May
Marquette, MI

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

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

Marquette, Michigan, USA

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