May weather forecast
Gray Summit, MO

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Weather in May

May, the last month of the spring in Gray Summit, is a warm month, with temperature in the range of an average low of 56.8°F (13.8°C) and an average high of 75.7°F (24.3°C).

Temperature

Entering May, Gray Summit sees a temperature rise, with the average high-temperature advancing from April's enjoyable 66.2°F (19°C) to a warm 75.7°F (24.3°C). Throughout the month of May, Gray Summit observes an average nighttime temperature of 56.8°F (13.8°C).

Humidity

The most humid month is May, with an average relative humidity of 78%.

Rainfall

The month with the most rainfall is May, when the rain falls for 16.8 days and typically aggregates up to 3.5" (89mm) of precipitation.

Snowfall

In Gray Summit, Missouri, snow does not fall in April through October.

Daylight

In Gray Summit, the average length of the day in May is 14h and 17min.
On the first day of May, sunrise is at 6:05 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:21 pm CDT.

Sunshine

In Gray Summit, the average sunshine in May is 9.3h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A maximum UV index of 6 in May translates into the following recommendations:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Gray Summit in May?

Gray Summit in May has an average high-temperature of 75.7°F (24.3°C) and an average low-temperature of 56.8°F (13.8°C).

What is the most humid month?

May is the most humid month, with an average relative humidity of 78%.

What is the average humidity in May?

The average relative humidity in May is 78%.

What is the rainiest month?

May is the month with the most rainfall. Rain falls for 16.8 days and accumulates 3.5" (89mm) of precipitation.

How much does it rain in Gray Summit in May?

In May, the rain falls for 16.8 days. Throughout May, 3.5" (89mm) of precipitation is accumulated.

When it does not snow?

In Gray Summit, snow does not fall in April through October.

How many hours of daylight does Gray Summit have in May?

In May, the average day length is 14h and 17min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 6:05 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:21 pm CDT.

How long on average sun shines in May?

The average sunshine duration in May is 9.3h.

What are the months with the highest UV index?

May through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index intensity in May?

In May, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.
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
Gray Summit, MO

Average temperature in May - Gray Summit, MO
  • Average high temperature in May: 75.7°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (38.5°F).

  • Average low temperature in May: 56.8°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).

Average pressure in May
Gray Summit, MO

Average pressure in May - Gray Summit, MO
  • Average pressure in May: 29.95"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in May
Gray Summit, MO

Average wind speed in May - Gray Summit, MO
  • Average wind speed in May: 6.7mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

Average humidity in May
Gray Summit, MO

Average humidity in May - Gray Summit, MO
  • Average humidity in May: 78%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (72%).

Average rainfall in May
Gray Summit, MO

Average rainfall in May - Gray Summit, MO
  • Average rainfall in May: 3.5"

The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is February (1.42").

Average rainfall days in May
Gray Summit, MO

Average rainfall days in May - Gray Summit, MO
  • Average rainfall days in May: 16.8 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (6.6 days).

Average snowfall in May
Gray Summit, MO

Average snowfall in May - Gray Summit, MO
  • Average snowfall in May: 0"

The month with the highest snowfall is February (1.46").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in May
Gray Summit, MO

Average snowfall days in May - Gray Summit, MO
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (5.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Gray Summit, MO

Average daylight in May / Average sunshine in May - Gray Summit, MO
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in May: 9h and 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in May
Gray Summit, MO

Average sunshine days in May - Gray Summit, MO
  • Average sunshine days in May: 12.5 days

The month with the most sunshine days is December (20.7 days).
The month with the least sunshine days is May (12.5 days).

Average UV index in May
Gray Summit, MO

Average UV index in May - Gray Summit, MO
  • Average UV index in May: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in May
Gray Summit, MO

Average cloud cover in May - Gray Summit, MO
  • Average cloud cover in May: 38

The month with the most cloud cover is January (Cloud cover 50).
The months with the least cloud cover are June, July and August (Cloud cover 29).

Average visibility in May
Gray Summit, MO

Average visibility in May - Gray Summit, MO
  • 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).

Gray Summit, Missouri, USA

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