May weather forecastElburn, IL
May
Weather in May
May, the last month of the spring in Elburn, is an agreeable month, with an average temperature ranging between min 51.8°F (11°C) and max 69.1°F (20.6°C).Temperature
May indicates a change in the average high-temperature, moving up from a refreshing 57°F (13.9°C) in April to an agreeable 69.1°F (20.6°C). May nights are marked by an average low-temperature of 51.8°F (11°C).Humidity
In May, the average relative humidity is 78%.Rainfall
The month with the most rainfall is May, when the rain falls for 18 days and typically aggregates up to 4.33" (110mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Elburn aggregates 0.04" (1mm) of snow. In Elburn, during the entire year, snow falls for 44.6 days and aggregates up to 15.2" (386mm) of snow.Daylight
In May, the average length of the day in Elburn is 14h and 34min.On the first day of May, sunrise is at 5:48 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 5:21 am and sunset at 8:22 pm CDT.
Sunshine
In Elburn, the average sunshine in May is 8.5h.UV index
The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate health risk 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 necessary precautions - Protection from skin and eye injury is mandatory. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Elburn, IL
- Average high temperature in May: 69.1°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in May: 51.8°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).
Average pressure in May
Elburn, IL
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in May
Elburn, IL
- Average wind speed in May: 8.3mph
The windiest months (with the highest average wind speed) are January, February and April (9.8mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in May
Elburn, IL
- Average humidity in May: 78%
The months with the highest relative humidity are January, July and August (84%).
The month with the lowest relative humidity is October (74%).
Average rainfall in May
Elburn, IL
- Average rainfall in May: 4.33"
The wettest month (with the highest rainfall) is May (4.33").
The driest month (with the least rainfall) is December (1.57").
Average rainfall days in May
Elburn, IL
- Average rainfall days in May: 18 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is February (6 days).
Average snowfall in May
Elburn, IL
- Average snowfall in May: 0.04"
The month with the highest snowfall is January (4.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Elburn, IL
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Elburn, IL
- Average daylight in May: 14h and 36min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in May: 8h and 30min
The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in May
Elburn, IL
- Average sunshine days in May: 11.5 days
The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is April (10.3 days).
Average UV index in May
Elburn, 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 and December (UV index 1).
Average cloud cover in May
Elburn, IL
- Average cloud cover in May: 43
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 34).
Average visibility in May
Elburn, IL
- Average visibility in May: 6mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).





