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
May's arrival signals a temperature shift, moving from a refreshing 67.8°F (19.9°C) in April to a moderately hot 76.8°F (24.9°C). May witnesses an average nighttime temperature of 59.7°F (15.4°C).Humidity
The months with the highest humidity are March and May, with an average relative humidity of 78%.Rainfall
May is the month with the most rainfall. Rain falls for 14.3 days and accumulates 2.17" (55mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Harviell, the average length of the day in May is 14h and 8min.On the first day of May, sunrise is at 6:07 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:14 pm CDT.
Sunshine
In May, the average sunshine is 9.4h.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 exposure to the Sun's UV radiation for the average person.Note: A maximum UV index of 6 in May translates into the following recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What are the most humid months?
What is the average humidity in May?
What is the wettest month?
How many days does it rain in May?
When it does not snow?
How many hours of daylight does Harviell have in May?
When is the sunrise / sunset in May?
How long on average sun shines in May?
What are the months with the highest UV index?
What is the UV index reading in May?
Average temperature in May
Harviell, MO
- Average high temperature in May: 76.8°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (42.8°F).
- Average low temperature in May: 59.7°F
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).
Average pressure in May
Harviell, MO
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Harviell, MO
- Average wind speed in May: 7.5mph
The windiest month (with the highest average wind speed) is February (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in May
Harviell, MO
- Average humidity in May: 78%
The months with the highest relative humidity are March and May (78%).
The month with the lowest relative humidity is October (69%).
Average rainfall in May
Harviell, MO
- Average rainfall in May: 2.17"
The wettest month (with the highest rainfall) is May (2.17").
The driest month (with the least rainfall) is December (0.75").
Average rainfall days in May
Harviell, MO
- Average rainfall days in May: 14.3 days
The months with the highest number of rainy days are May and July (14.3 days).
The month with the least rainy days is January (6 days).
Average snowfall in May
Harviell, MO
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.39").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Harviell, MO
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Harviell, MO
- Average daylight in May: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in May: 9h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in May
Harviell, MO
- Average sunshine days in May: 15.1 days
The month with the most sunshine days is January (22.5 days).
The month with the least sunshine days is July (13.8 days).
Average UV index in May
Harviell, 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
Harviell, MO
- Average cloud cover in May: 36
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 24).
Average visibility in May
Harviell, 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).
Harviell, Missouri, USA
Weather forecast for your location
2. Allow the app to use your location