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
With the onset of May, Lima's average high-temperature experiences a rise, moving from April's comfortable 62.4°F (16.9°C) to a pleasant 71.8°F (22.1°C). Lima records an average nighttime low of 55°F (12.8°C) in May.Humidity
May through July, with an average relative humidity of 80%, are the most humid months.Rainfall
May is the month with the most rainfall. Rain falls for 17.3 days and accumulates 3.9" (99mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in May is 14h and 25min.On the first day of the month, sunrise is at 6:04 am and sunset at 8:01 pm. On the last day of May, sunrise is at 5:38 am and sunset at 8:28 pm CDT.
Sunshine
In Lima, the average sunshine in May is 9.1h.UV index
In Lima, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: A maximum high daily UV index of 5 during May translates into the following directions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature?
What are the most humid months?
What is the average humidity in May?
What is the wettest month?
How much does it rain in May?
When it does not snow?
Does it snow in May?
How many hours of daylight does Lima have in May?
When is the sunrise / sunset in May in Lima?
How many hours of sunshine does Lima have in May?
What is the UV index reading in May in Lima?
Average temperature in May
Lima, IL
- Average high temperature in May: 71.8°F
The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in May: 55°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in May
Lima, IL
- Average pressure in May: 29.94"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in May
Lima, IL
- Average wind speed in May: 8.3mph
The windiest months (with the highest average wind speed) are January and February (10.2mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in May
Lima, IL
- Average humidity in May: 80%
The months with the highest relative humidity are May, June and July (80%).
The month with the lowest relative humidity is October (70%).
Average rainfall in May
Lima, IL
- Average rainfall in May: 3.9"
The wettest month (with the highest rainfall) is May (3.9").
The driest month (with the least rainfall) is January (1.26").
Average rainfall days in May
Lima, IL
- Average rainfall days in May: 17.3 days
The months with the highest number of rainy days are May and June (17.3 days).
The month with the least rainy days is January (5.3 days).
Average snowfall in May
Lima, IL
- Average snowfall in May: 0"
The month with the highest snowfall is January (4.21").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Lima, IL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (9.3 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
Lima, 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 24min).
- Average sunshine in May: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in May
Lima, IL
- Average sunshine days in May: 11.3 days
The month with the most sunshine days is December (19.5 days).
The month with the least sunshine days is June (10.1 days).
Average UV index in May
Lima, 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
Lima, IL
- Average cloud cover in May: 39
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in May
Lima, 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).
Lima, Illinois, USA
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