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
With the onset of May, Allenville experiences a temperature shift, with the average high-temperature moving from a comfortable 62.2°F (16.8°C) in April to a pleasant 72.9°F (22.7°C). During May, Allenville sees a mean low-temperature of 56.7°F (13.7°C).Humidity
In Allenville, the average relative humidity in May is 78%.Rainfall
In Allenville, in May, it is raining for 16.3 days, with typically 1.77" (45mm) of accumulated precipitation. In Allenville, Illinois, during the entire year, the rain falls for 130.9 days and collects up to 15.43" (392mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In May, the average length of the day is 14h and 22min.On the first day of May in Allenville, sunrise is at 5:53 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 5:28 am and sunset at 8:15 pm CDT.
Sunshine
In Allenville, Illinois, the average sunshine in May is 9.1h.UV index
In Allenville, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 5 in May converts into the following recommendations:
Take precautions - Protection against sun damage is advised. Around midday, solar radiation is most harmful; hence, exposure should be limited. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Frequently asked questions
What are May temperatures in Allenville?
What is the average humidity in May in Allenville?
How much does it rain in Allenville in May?
When it does not snow in Allenville?
Does it snow in Allenville in May?
What is the average length of the day in May in Allenville?
When are sunrise and sunset in May in Allenville?
How many hours of sunshine does Allenville have in May?
What is the UV index intensity in May in Allenville?
Average temperature in May
Allenville, IL
- Average high temperature in May: 72.9°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (33.6°F).
- Average low temperature in May: 56.7°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in May
Allenville, 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 (29.93"Hg).
Average wind speed in May
Allenville, IL
- Average wind speed in May: 8.7mph
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
Allenville, IL
- Average humidity in May: 78%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (70%).
Average rainfall in May
Allenville, IL
- Average rainfall in May: 1.77"
The wettest month (with the highest rainfall) is June (1.85").
The driest month (with the least rainfall) is February (0.71").
Average rainfall days in May
Allenville, IL
- Average rainfall days in May: 16.3 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (5.9 days).
Average snowfall in May
Allenville, IL
- Average snowfall in May: 0"
The month with the highest snowfall is January (1.54").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Allenville, IL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (6.4 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
Allenville, 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 1min
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
Allenville, IL
- Average sunshine days in May: 12.3 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is May (12.3 days).
Average UV index in May
Allenville, 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
Allenville, 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 June (Cloud cover 30).
Average visibility in May
Allenville, 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).
Allenville, Illinois, USA
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