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
May's onset brings a rise in the average high-temperature, moving from a moderate 59.2°F (15.1°C) in April to an agreeable 70.7°F (21.5°C). In Osco, in May, the average low-temperature is a fresh 53.4°F (11.9°C).Humidity
In Osco, the average relative humidity in May is 78%.Rainfall
May is the month with the most rainfall in Osco. Rain falls for 16.5 days and accumulates 2.76" (70mm) of precipitation.Snowfall
In Osco, Illinois, snow does not fall in May through September.Daylight
In May, the average length of the day is 14h and 32min.On the first day of the month, sunrise is at 5:57 am and sunset at 7:59 pm. On the last day of May, sunrise is at 5:30 am and sunset at 8:27 pm CDT.
Sunshine
In May, the average sunshine is 8.9h.UV index
The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 5 during May leads to these advisories:
Undertake precautions - It is suggested to shield oneself from sunburn. It's recommended to limit sun exposure when its radiation is at its peak during midday. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Frequently asked questions
What is the temperature in May in Osco?
What is the average humidity in May in Osco?
What is the rainiest month in Osco?
How many days does it rain in May in Osco?
When it does not snow in Osco?
Does it snow in Osco in May?
How many hours of daylight does Osco have in May?
When are sunrise and sunset in May in Osco?
How many hours of sunshine does Osco have in May?
How high is the UV index in May in Osco?
Average temperature in May
Osco, IL
- Average high temperature in May: 70.7°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (28.2°F).
- Average low temperature in May: 53.4°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).
Average pressure in May
Osco, IL
- Average pressure in May: 29.95"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in May
Osco, IL
- Average wind speed in May: 9.1mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in May
Osco, 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 (72%).
Average rainfall in May
Osco, IL
- Average rainfall in May: 2.76"
The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is December (0.71").
Average rainfall days in May
Osco, IL
- Average rainfall days in May: 16.5 days
The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is January (4 days).
Average snowfall in May
Osco, IL
- Average snowfall in May: 0"
The month with the highest snowfall is January (2.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Osco, IL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (10.5 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
Osco, IL
- Average daylight in May: 14h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in May: 8h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in May
Osco, IL
- Average sunshine days in May: 11.6 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (11.2 days).
Average UV index in May
Osco, IL
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in May
Osco, IL
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility in May
Osco, IL
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Osco, Illinois, USA
Weather forecast for your location
2. Allow the app to use your location
