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 shift into May is marked by a rise in the average high-temperature, moving from April's refreshing 61.9°F (16.6°C) to a pleasant 72.9°F (22.7°C). In the month of May, the nighttime temperature dips to a steady average of 56.7°F (13.7°C).Humidity
In May, the average relative humidity is 77%.Rainfall
May is the month with the most rainfall in Mount Zion. Rain falls for 17 days and accumulates 2.01" (51mm) of precipitation.Snowfall
In Mount Zion, snow does not fall in May through October.Daylight
In May, the average length of the day in Mount Zion is 14h and 23min.On the first day of the month, sunrise is at 5:54 am and sunset at 7:50 pm. On the last day of May, sunrise is at 5:29 am and sunset at 8:17 pm CDT.
Sunshine
In Mount Zion, Illinois, the average sunshine in May is 9.3h.UV index
The average daily maximum UV index in May in Mount Zion is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: An average maximum UV index of 5 in May leads to these recommendations:
Make use of precautions - It is urged to ward off sun damage. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in Mount Zion?
What is the average humidity in May in Mount Zion?
What is the rainiest month in Mount Zion?
How much does it rain in Mount Zion in May?
When it does not snow in Mount Zion?
Does it snow in Mount Zion in May?
What is the average length of the day in May in Mount Zion?
When is the sunrise / sunset in May in Mount Zion?
How many hours of sunshine does Mount Zion have in May?
What is the UV index intensity in May in Mount Zion?
Average temperature in May
Mount Zion, IL
- Average high temperature in May: 72.9°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (32.9°F).
- Average low temperature in May: 56.7°F
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in May
Mount Zion, IL
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in May
Mount Zion, IL
- Average wind speed in May: 8.8mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity in May
Mount Zion, IL
- Average humidity in May: 77%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (70%).
Average rainfall in May
Mount Zion, IL
- Average rainfall in May: 2.01"
The wettest month (with the highest rainfall) is May (2.01").
The driest months (with the least rainfall) are February and December (0.87").
Average rainfall days in May
Mount Zion, IL
- Average rainfall days in May: 17 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in May
Mount Zion, IL
- Average snowfall in May: 0"
The month with the highest snowfall is January (1.85").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Mount Zion, IL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (7.2 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
Mount Zion, IL
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in May: 9h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in May
Mount Zion, IL
- Average sunshine days in May: 11.5 days
The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is May (11.5 days).
Average UV index in May
Mount Zion, IL
- Average UV index in May: 5
The months with the highest UV index are 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
Mount Zion, IL
- Average cloud cover in May: 39
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility in May
Mount Zion, IL
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Mount Zion, Illinois, USA
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