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 coincides with a temperature rise, moving from April's refreshing 65.8°F (18.8°C) to a warm 75.6°F (24.2°C). Throughout the month of May, Festus expects an average low of 57°F (13.9°C).Humidity
May is the most humid month, with an average relative humidity of 79%.Rainfall
The month with the most rainfall in Festus is May, when the rain falls for 16.7 days and typically aggregates up to 4.25" (108mm) of precipitation.Snowfall
In Festus, snow does not fall in April through October.Daylight
In May, the average length of the day in Festus is 14h and 16min.On the first day of the month, sunrise is at 6:03 am and sunset at 7:53 pm. On the last day of May, in Festus, sunrise is at 5:40 am and sunset at 8:18 pm CDT.
Sunshine
The average sunshine in May is 9.4h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index in Festus, Missouri. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 6 during May translates into the following directions:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Frequently asked questions
What is the usual temperature for Festus in May?
What is the most humid month in Festus?
What is the average humidity in May in Festus?
What is the wettest month in Festus?
How much does it rain in Festus in May?
When it does not snow in Festus?
How many hours of daylight does Festus have in May?
When are sunrise and sunset in May in Festus?
How long on average sun shines in May in Festus?
What is the month with the highest UV index in Festus?
What is the UV index reading in May in Festus?
Average temperature in May
Festus, MO
- Average high temperature in May: 75.6°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in May: 57°F
The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure in May
Festus, 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 (29.92"Hg).
Average wind speed in May
Festus, MO
- Average wind speed in May: 7mph
The windiest month (with the highest average wind speed) is January (9mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in May
Festus, MO
- Average humidity in May: 79%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (72%).
Average rainfall in May
Festus, MO
- Average rainfall in May: 4.25"
The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is February (1.97").
Average rainfall days in May
Festus, MO
- Average rainfall days in May: 16.7 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (8.2 days).
Average snowfall in May
Festus, MO
- Average snowfall in May: 0"
The month with the highest snowfall is January (2.36").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Festus, MO
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Festus, 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 36min).
- Average sunshine in May: 9h and 2min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).
Average sunshine days in May
Festus, MO
- Average sunshine days in May: 12.3 days
The month with the most sunshine days is December (19.2 days).
The month with the least sunshine days is July (10.7 days).
Average UV index in May
Festus, 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, November and December (UV index 2).
Average cloud cover in May
Festus, MO
- Average cloud cover in May: 37
The month with the most cloud cover is January (Cloud cover 49).
The months with the least cloud cover are June, July and August (Cloud cover 28).
Average visibility in May
Festus, 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).
Festus, Missouri, USA
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