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
A shift in the average high-temperature is noticeable in May, changing from a comfortable 63.5°F (17.5°C) in April to an agreeable 73°F (22.8°C). Lewis observes an average nighttime temperature of 56.3°F (13.5°C) during May.Humidity
In May, the average relative humidity in Lewis is 81%.Rainfall
In May, the rain falls for 18.8 days. Throughout May, 2.95" (75mm) of precipitation is accumulated. In Lewis, during the entire year, the rain falls for 147.4 days and collects up to 27.24" (692mm) of precipitation.Snowfall
May through October are months without snowfall in Lewis.Daylight
In May, the average length of the day in Lewis is 14h and 21min.On the first day of the month, sunrise is at 6:49 am and sunset at 8:42 pm. On the last day of May, sunrise is at 6:24 am and sunset at 9:09 pm EDT.
Sunshine
In May, the average sunshine in Lewis is 8.8h.UV index
In May, the average daily maximum UV index 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: The maximum UV index of 5 during May translates into these guidelines:
Prioritize safety - Recommendations to avert sunburn are shared. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
What are May temperatures in Lewis?
What is the average humidity in May in Lewis?
How much does it rain in Lewis in May?
When it does not snow in Lewis?
Does it snow in Lewis in May?
What is the average length of the day in May in Lewis?
When are sunrise and sunset in May in Lewis?
How many hours of sunshine does Lewis have in May?
What is the UV index intensity in May in Lewis?
Average temperature in May
Lewis, IN
- Average high temperature in May: 73°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 (35.8°F).
- Average low temperature in May: 56.3°F
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (23°F).
Average pressure in May
Lewis, IN
- Average pressure in May: 29.97"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Lewis, IN
- Average wind speed in May: 7.6mph
The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in May
Lewis, IN
- Average humidity in May: 81%
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (72%).
Average rainfall in May
Lewis, IN
- Average rainfall in May: 2.95"
The wettest month (with the highest rainfall) is April (3.66").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days in May
Lewis, IN
- Average rainfall days in May: 18.8 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (8.2 days).
Average snowfall in May
Lewis, IN
- Average snowfall in May: 0"
The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Lewis, IN
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Lewis, IN
- 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: 8h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 24min).
Average sunshine days in May
Lewis, IN
- Average sunshine days in May: 9.1 days
The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is May (9.1 days).
Average UV index in May
Lewis, IN
- 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
Lewis, IN
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in May
Lewis, IN
- 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).
Lewis, Indiana, USA
Weather forecast for your location
2. Allow the app to use your location
