May weather forecastMarionville, MO
May
Weather in May
The last month of the spring, May, is a moderately hot month in Marionville, Missouri, with temperature in the range of an average low of 56.3°F (13.5°C) and an average high of 75.6°F (24.2°C).Temperature
The onset of May brings a minor temperature shift, with the average high-temperature moving from an enjoyable 66.7°F (19.3°C) in April to a warm 75.6°F (24.2°C). The mean low-temperature during May nights is a refreshing 56.3°F (13.5°C).Humidity
With an average relative humidity of 78%, May is the most humid month.Rainfall
The month with the most rainfall is May, when the rain falls for 17.6 days and typically aggregates up to 5.28" (134mm) of precipitation.Snowfall
January through May, November and December are months with snowfall. May is the last month it regularly snows. During 0.3 snowfall days, in May, Marionville aggregates 0.31" (8mm) of snow. Throughout the year, there are 17.6 snowfall days, and 8.5" (216mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 10min.On the first day of May, sunrise is at 6:19 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 8:28 pm CDT.
Sunshine
The average sunshine in May is 8.9h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 6 in May converts into the following recommendations:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Marionville, MO
- Average high temperature in May: 75.6°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (42.4°F).
- Average low temperature in May: 56.3°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.6°F).
Average pressure in May
Marionville, MO
- Average pressure in May: 29.95"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Marionville, MO
- Average wind speed in May: 8.4mph
The windiest months (with the highest average wind speed) are March and April (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in May
Marionville, MO
- Average humidity in May: 78%
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are July, August and October (73%).
Average rainfall in May
Marionville, MO
- Average rainfall in May: 5.28"
The wettest month (with the highest rainfall) is May (5.28").
The driest month (with the least rainfall) is February (1.77").
Average rainfall days in May
Marionville, MO
- Average rainfall days in May: 17.6 days
The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is January (7.2 days).
Average snowfall in May
Marionville, MO
- Average snowfall in May: 0.31"
The month with the highest snowfall is January (2.64").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in May
Marionville, MO
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Marionville, MO
- Average daylight in May: 14h and 12min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in May: 8h and 54min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in May
Marionville, MO
- Average sunshine days in May: 11.3 days
The month with the most sunshine days is December (21.1 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in May
Marionville, 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 and December (UV index 2).
Average cloud cover in May
Marionville, MO
- Average cloud cover in May: 39
The month with the most cloud cover is March (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in May
Marionville, 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).





