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
The transition to May introduces an increase in the average high-temperature, shifting from a comfortable 66°F (18.9°C) in April to a moderately hot 75.4°F (24.1°C). May brings Dowell a consistent average low-temperature of 58.1°F (14.5°C).Humidity
With an average relative humidity of 79%, May is the most humid month in Dowell, Illinois.Rainfall
In Dowell, in May, it is raining for 17 days, with typically 3.27" (83mm) of accumulated precipitation. Throughout the year, there are 147.6 rainfall days, and 29.17" (741mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall in Dowell.Daylight
The average length of the day in May is 14h and 14min.On the first day of May in Dowell, sunrise is at 5:59 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 8:13 pm CDT.
Sunshine
The average sunshine in May in Dowell is 9.2h.UV index
In Dowell, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: In May, a daily UV index of 5 turns into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Frequently asked questions
What is the temperature in May in Dowell?
What is the most humid month in Dowell?
What is the average humidity in May in Dowell?
How much does it rain in Dowell in May?
When it does not snow in Dowell?
Does it snow in Dowell in May?
How many hours of daylight does Dowell have in May?
When is the sunrise / sunset in May in Dowell?
How many hours of sunshine does Dowell have in May?
How high is the UV index in May in Dowell?
Average temperature in May
Dowell, IL
- Average high temperature in May: 75.4°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in May: 58.1°F
The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).
Average pressure in May
Dowell, IL
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Dowell, IL
- Average wind speed in May: 7.8mph
The windiest months (with the highest average wind speed) are January and February (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in May
Dowell, IL
- Average humidity in May: 79%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall in May
Dowell, IL
- Average rainfall in May: 3.27"
The wettest month (with the highest rainfall) is April (3.58").
The driest month (with the least rainfall) is January (1.5").
Average rainfall days in May
Dowell, IL
- Average rainfall days in May: 17 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is December (8.2 days).
Average snowfall in May
Dowell, IL
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.5").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Dowell, IL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (5.4 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
Dowell, IL
- Average daylight in May: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in May: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in May
Dowell, IL
- Average sunshine days in May: 11.4 days
The months with the most sunshine days are October and November (19.5 days).
The month with the least sunshine days is May (11.4 days).
Average UV index in May
Dowell, 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
Dowell, IL
- Average cloud cover in May: 39
The months with the most cloud cover are January and February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in May
Dowell, IL
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Dowell, Illinois, USA
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