Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
Grand Haven's weather in May shows a rise in the average high-temperature, moving up from April's frosty 48.6°F (9.2°C) to a moderate 59°F (15°C). Grand Haven's average low-temperature in the month of May is recorded at a chilly 47.8°F (8.8°C).Humidity
The average relative humidity in May is 79%.Rainfall
In Grand Haven, Michigan, in May, it is raining for 15.7 days, with typically 2.44" (62mm) of accumulated precipitation. In Grand Haven, during the entire year, the rain falls for 139.5 days and collects up to 22.8" (579mm) of precipitation.Snowfall
In Grand Haven, snow does not fall in May through October.Daylight
The average length of the day in May in Grand Haven is 14h and 41min.On the first day of May, sunrise is at 6:37 am and sunset at 8:46 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 9:17 pm EDT.
Sunshine
In Grand Haven, the average sunshine in May is 9h.UV index
The average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In May, a regular UV index of 4 translates into these guidelines:
Make use of precautions - Suggestions to resist sunburn are communicated. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Frequently asked questions
What are May temperatures in Grand Haven?
What is the average humidity in May in Grand Haven?
How much does it rain in Grand Haven in May?
When it does not snow in Grand Haven?
Does it snow in Grand Haven in May?
What is the average length of the day in May in Grand Haven?
What time are sunrise and sunset in May in Grand Haven?
How long on average sun shines in May in Grand Haven?
How high is the UV index in May in Grand Haven?
Average temperature in May
Grand Haven, MI
- Average high temperature in May: 59°F
The warmest month (with the highest average high temperature) is August (75.2°F).
The month with the lowest average high temperature is January (29.3°F).
- Average low temperature in May: 47.8°F
The month with the highest average low temperature is August (64.4°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).
Average pressure in May
Grand Haven, 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).
Average wind speed in May
Grand Haven, MI
- Average wind speed in May: 9.7mph
The windiest months (with the highest average wind speed) are January and November (12.6mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).
Average humidity in May
Grand Haven, MI
- Average humidity in May: 79%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are October and November (76%).
Average rainfall in May
Grand Haven, MI
- Average rainfall in May: 2.44"
The wettest month (with the highest rainfall) is October (2.56").
The driest month (with the least rainfall) is November (1.22").
Average rainfall days in May
Grand Haven, MI
- Average rainfall days in May: 15.7 days
The month with the highest number of rainy days is October (16.5 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in May
Grand Haven, MI
- Average snowfall in May: 0"
The month with the highest snowfall is February (4.13").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Grand Haven, MI
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (15.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Grand Haven, 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 6min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).
Average sunshine days in May
Grand Haven, MI
- Average sunshine days in May: 12.8 days
The month with the most sunshine days is March (16.2 days).
The month with the least sunshine days is January (9.2 days).
Average UV index in May
Grand Haven, 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).
Average cloud cover in May
Grand Haven, 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 25).
Average visibility in May
Grand Haven, MI
- Average visibility in May: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Grand Haven, Michigan, USA
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