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 brings a temperature change, with average high-temperatures moving from April's comfortable 64°F (17.8°C) to a moderately hot 73.8°F (23.2°C). Nighttime temperatures hover around an average low of 55.9°F (13.3°C) in May.Humidity
The average relative humidity in May is 80%.Rainfall
In Cortland, in May, it is raining for 18.5 days, with typically 3.43" (87mm) of accumulated precipitation. Throughout the year, there are 163.7 rainfall days, and 33.11" (841mm) of precipitation is accumulated.Snowfall
In Cortland, snow does not fall in May through September.Daylight
The average length of the day in May is 14h and 19min.On the first day of the month, sunrise is at 6:44 am and sunset at 8:36 pm. On the last day of May, sunrise is at 6:20 am and sunset at 9:03 pm EDT.
Sunshine
The average sunshine in May is 8.7h.UV index
The average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In May, a daily maximum UV index of 5 leads to the following instructions:
Ensure safety - Sun damage prevention is strongly urged. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the average humidity in May?
How much does it rain in Cortland in May?
When it does not snow?
Does it snow in May?
How many hours of daylight does Cortland have in May?
When are sunrise and sunset in May?
How long on average sun shines in May?
What is the UV index reading in May?
Average temperature in May
Cortland, IN
- Average high temperature in May: 73.8°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in May: 55.9°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in May
Cortland, 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 (29.94"Hg).
Average wind speed in May
Cortland, IN
- Average wind speed in May: 6.6mph
The windiest months (with the highest average wind speed) are January and February (8.2mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in May
Cortland, IN
- Average humidity in May: 80%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (74%).
Average rainfall in May
Cortland, IN
- Average rainfall in May: 3.43"
The wettest month (with the highest rainfall) is April (3.82").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in May
Cortland, IN
- Average rainfall days in May: 18.5 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is February (9.9 days).
Average snowfall in May
Cortland, IN
- Average snowfall in May: 0"
The month with the highest snowfall is February (2.72").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Cortland, IN
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (9 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
Cortland, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are January and December (Average sunshine: 4h and 6min).
Average sunshine days in May
Cortland, IN
- Average sunshine days in May: 9.6 days
The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is May (9.6 days).
Average UV index in May
Cortland, 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
Cortland, IN
- Average cloud cover in May: 43
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in May
Cortland, IN
- Average visibility in May: 5mi
The months with the highest visibility are March, April, June, October and November (6mi).
The months with the lowest visibility are January, February, May, July, August, September and December (5mi).
Cortland, Indiana, USA
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