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 arrival brings a temperature shift, moving from a comfortable 63.7°F (17.6°C) in April to a moderately hot 73.6°F (23.1°C). May nights are marked by an average low-temperature of 56.8°F (13.8°C).Humidity
In May, the average relative humidity is 79%.Rainfall
In May, the rain falls for 16.8 days. Throughout May, 2.76" (70mm) of precipitation is accumulated. Throughout the year, there are 138.5 rainfall days, and 24.33" (618mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In Panama, Illinois, the average length of the day in May is 14h and 20min.On the first day of the month, sunrise is at 5:58 am and sunset at 7:51 pm. On the last day of May, sunrise is at 5:34 am and sunset at 8:17 pm CDT.
Sunshine
In Panama, the average sunshine in May is 9.2h.UV index
In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: In May, the average maximum UV index of 5 translates into the following recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the average humidity in May?
How much does it rain in Panama in May?
When it does not snow?
What is the average length of the day in May in Panama?
When are sunrise and sunset in May?
How long on average sun shines in May in Panama?
What is the UV index reading in May?
Average temperature in May
Panama, IL
- Average high temperature in May: 73.6°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.4°F).
- Average low temperature in May: 56.8°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).
Average pressure in May
Panama, 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 (29.92"Hg).
Average wind speed in May
Panama, IL
- Average wind speed in May: 8.1mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).
Average humidity in May
Panama, IL
- Average humidity in May: 79%
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall in May
Panama, IL
- Average rainfall in May: 2.76"
The wettest month (with the highest rainfall) is June (3.35").
The driest month (with the least rainfall) is February (1.34").
Average rainfall days in May
Panama, IL
- Average rainfall days in May: 16.8 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (7 days).
Average snowfall in May
Panama, IL
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.81").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Panama, IL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (6.2 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
Panama, IL
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in May: 9h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in May
Panama, IL
- Average sunshine days in May: 11.8 days
The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in May
Panama, 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
Panama, IL
- Average cloud cover in May: 39
The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June and September (Cloud cover 29).
Average visibility in May
Panama, IL
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Panama, Illinois, USA
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