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 onset of May brings a temperature shift, with the average high-temperature moving from a comfortable 61°F (16.1°C) in April to an agreeable 71.8°F (22.1°C). The average temperature during May nights dips to a cool 54.9°F (12.7°C).Humidity
The average relative humidity in May is 79%.Rainfall
May is the month with the most rainfall. Rain falls for 17.1 days and accumulates 2.76" (70mm) of precipitation.Snowfall
May through October 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 6:47 am and sunset at 8:44 pm. On the last day of May, in Hillsboro, sunrise is at 6:21 am and sunset at 9:11 pm EDT.
Sunshine
The average sunshine in May is 8.7h.UV index
In Hillsboro, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: The average daily UV index of 5 in May transforms into the following instructions:
Make use of precautions - It is urged to ward off sun damage. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature?
What is the average humidity in May?
What is the rainiest month?
How many days does it rain in May?
When it does not snow?
Does it snow in May?
How many hours of daylight does Hillsboro have in May?
When is the sunrise / sunset in May?
How many hours of sunshine does Hillsboro have in May?
What is the UV index reading in May?
Average temperature in May
Hillsboro, IN
- Average high temperature in May: 71.8°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (32.2°F).
- Average low temperature in May: 54.9°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in May
Hillsboro, IN
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Hillsboro, IN
- Average wind speed in May: 8.5mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in May
Hillsboro, IN
- Average humidity in May: 79%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in May
Hillsboro, IN
- Average rainfall in May: 2.76"
The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is September (1.22").
Average rainfall days in May
Hillsboro, IN
- Average rainfall days in May: 17.1 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in May
Hillsboro, IN
- Average snowfall in May: 0"
The month with the highest snowfall is February (2.52").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Hillsboro, IN
- 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
Hillsboro, IN
- 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: 8h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in May
Hillsboro, IN
- Average sunshine days in May: 10.8 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in May
Hillsboro, 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
Hillsboro, IN
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are June, August and September (Cloud cover 32).
Average visibility in May
Hillsboro, 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).
Hillsboro, Indiana, USA
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