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
In Rossville, the average high-temperature in May rises, from a refreshing 60.4°F (15.8°C) in April, to a pleasant 71.8°F (22.1°C). Rossville's nights in May experience an average temperature drop to a fresh 55°F (12.8°C).Humidity
In Rossville, the average relative humidity in May is 78%.Rainfall
May is the month with the most rainfall in Rossville. Rain falls for 16.6 days and accumulates 2.76" (70mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
The average length of the day in May is 14h and 26min.On the first day of May in Rossville, sunrise is at 5:48 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 5:22 am and sunset at 8:14 pm CDT.
Sunshine
In May, the average sunshine is 8.7h.UV index
The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum UV index of 5 during May leads to these instructions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. The solar radiation around mid-day is intense; avoid the Sun and stay safe. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Frequently asked questions
What are the temperatures in Rossville in May?
What is the average humidity in May in Rossville?
What is the wettest month in Rossville?
How much does it rain in Rossville in May?
When it does not snow in Rossville?
Does it snow in Rossville in May?
What is the average length of the day in May in Rossville?
When is the sunrise / sunset in May in Rossville?
How many hours of sunshine does Rossville have in May?
What is the UV index intensity in May in Rossville?
Average temperature in May
Rossville, IL
- Average high temperature in May: 71.8°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 (31.5°F).
- Average low temperature in May: 55°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in May
Rossville, 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 (29.93"Hg).
Average wind speed in May
Rossville, IL
- Average wind speed in May: 8.7mph
The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity in May
Rossville, IL
- Average humidity in May: 78%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).
Average rainfall in May
Rossville, 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 February (1.18").
Average rainfall days in May
Rossville, IL
- Average rainfall days in May: 16.6 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is February (6.7 days).
Average snowfall in May
Rossville, IL
- Average snowfall in May: 0"
The month with the highest snowfall is February (2.32").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Rossville, IL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (9.8 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
Rossville, IL
- Average daylight in May: 14h and 2min
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 4min
The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in May
Rossville, IL
- Average sunshine days in May: 10.4 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (9.5 days).
Average UV index in May
Rossville, 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
Rossville, IL
- Average cloud cover in May: 42
The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are June, August and September (Cloud cover 33).
Average visibility in May
Rossville, 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).
Rossville, Illinois, USA
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