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
Entering May, Sibley sees a temperature rise, with the average high-temperature advancing from April's enjoyable 60.8°F (16°C) to a pleasant 71.6°F (22°C). May's nights in Sibley observe an average temperature of 55.4°F (13°C).Humidity
In May, the average relative humidity in Sibley, Illinois, is 76%.Rainfall
May is the month with the most rainfall. Rain falls for 14.9 days and accumulates 1.93" (49mm) of precipitation.Snowfall
In Sibley, snow does not fall in May through September.Daylight
The average length of the day in May in Sibley is 14h and 28min.On the first day of the month, sunrise is at 5:51 am and sunset at 7:49 pm. On the last day of May, in Sibley, sunrise is at 5:24 am and sunset at 8:17 pm CDT.
Sunshine
In Sibley, the average sunshine in May is 8.8h.UV index
In Sibley, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum UV index of 5 in May translates into the following recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Frequently asked questions
What is the usual temperature for Sibley in May?
What is the average humidity in May in Sibley?
What is the rainiest month in Sibley?
How many days does it rain in May in Sibley?
When it does not snow in Sibley?
Does it snow in Sibley in May?
What is the average length of the day in May in Sibley?
When is the sunrise / sunset in May in Sibley?
How many hours of sunshine does Sibley have in May?
How high is the UV index in May in Sibley?
Average temperature in May
Sibley, IL
- Average high temperature in May: 71.6°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in May: 55.4°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).
Average pressure in May
Sibley, IL
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in May
Sibley, IL
- Average wind speed in May: 9.2mph
The windiest month (with the highest average wind speed) is January (11mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in May
Sibley, IL
- Average humidity in May: 76%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).
Average rainfall in May
Sibley, IL
- Average rainfall in May: 1.93"
The wettest month (with the highest rainfall) is May (1.93").
The driest months (with the least rainfall) are February and December (0.75").
Average rainfall days in May
Sibley, IL
- Average rainfall days in May: 14.9 days
The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is January (4.8 days).
Average snowfall in May
Sibley, IL
- Average snowfall in May: 0"
The month with the highest snowfall is January (1.38").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Sibley, IL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (9.3 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
Sibley, IL
- Average daylight in May: 14h and 3min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in May
Sibley, IL
- Average sunshine days in May: 12.3 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (10.3 days).
Average UV index in May
Sibley, IL
- Average UV index in May: 5
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Sibley, IL
- Average cloud cover in May: 42
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 33).
Average visibility in May
Sibley, 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).
Sibley, Illinois, USA
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