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
The arrival of May brings an increase in high-temperatures, moving from an enjoyable 65.8°F (18.8°C) in April to a moderately hot 75.7°F (24.3°C). Ironton witnesses a consistent average low-temperature of 55.9°F (13.3°C) throughout May.Humidity
The months with the highest humidity in Ironton, Missouri, are March and May, with an average relative humidity of 79%.Rainfall
In May, the rain falls for 16.3 days. Throughout May, 3.46" (88mm) of precipitation is accumulated. In Ironton, during the entire year, the rain falls for 150.3 days and collects up to 30.83" (783mm) of precipitation.Snowfall
April through October are months without snowfall in Ironton.Daylight
In Ironton, the average length of the day in May is 14h and 13min.On the first day of the month, sunrise is at 6:06 am and sunset at 7:53 pm. On the last day of May, in Ironton, sunrise is at 5:42 am and sunset at 8:17 pm CDT.
Sunshine
In May, the average sunshine in Ironton is 9h.UV index
The months with the highest UV index in Ironton are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In May, the maximum UV index of 6 suggests these recommendations:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures in Ironton?
What is the most humid month in Ironton?
What is the average humidity in May in Ironton?
How much does it rain in Ironton in May?
When it does not snow in Ironton?
How many hours of daylight does Ironton have in May?
What time are sunrise and sunset in May in Ironton?
How many hours of sunshine does Ironton have in May?
What is the month with the highest UV index in Ironton?
What is the UV index reading in May in Ironton?
Average temperature in May
Ironton, MO
- Average high temperature in May: 75.7°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 (39.7°F).
- Average low temperature in May: 55.9°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure in May
Ironton, 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
Ironton, MO
- Average wind speed in May: 6.6mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in May
Ironton, MO
- Average humidity in May: 79%
The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (73%).
Average rainfall in May
Ironton, MO
- Average rainfall in May: 3.46"
The wettest month (with the highest rainfall) is April (3.7").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days in May
Ironton, MO
- Average rainfall days in May: 16.3 days
The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in May
Ironton, MO
- Average snowfall in May: 0"
The month with the highest snowfall is February (2.4").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Ironton, MO
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (6.2 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
Ironton, MO
- Average daylight in May: 14h and 1min
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 36min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in May
Ironton, MO
- Average sunshine days in May: 12.8 days
The month with the most sunshine days is October (18.7 days).
The month with the least sunshine days is July (12.1 days).
Average UV index in May
Ironton, 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
Ironton, MO
- Average cloud cover in May: 41
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in May
Ironton, MO
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are May, July, August and September (5mi).
Ironton, Missouri, USA
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