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
Hillsboro's transition into May is marked by a temperature shift, moving from a refreshing 65.8°F (18.8°C) in April to a warm 75.6°F (24.2°C). Nighttime temperature experiences an average drop to a refreshing 57°F (13.9°C) in May.Humidity
The most humid month in Hillsboro, Missouri, is May, with an average relative humidity of 78%.Rainfall
May is the month with the most rainfall. Rain falls for 15.5 days and accumulates 3.46" (88mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Hillsboro, the average length of the day in May is 14h and 16min.On the first day of the month, sunrise is at 6:04 am and sunset at 7:53 pm. On the last day of May, in Hillsboro, sunrise is at 5:40 am and sunset at 8:19 pm CDT.
Sunshine
In May, the average sunshine in Hillsboro is 9.5h.UV index
In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: In May, a regular UV index of 5 translates into these guidelines:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. When the Sun is at its strongest around midday, find shade and limit exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Hillsboro in May?
What is the most humid month in Hillsboro?
What is the average humidity in May in Hillsboro?
What is the wettest month in Hillsboro?
How many days does it rain in May in Hillsboro?
When it does not snow in Hillsboro?
What is the average length of the day in May in Hillsboro?
When are sunrise and sunset in May in Hillsboro?
How many hours of sunshine does Hillsboro have in May?
What is the UV index intensity in May in Hillsboro?
Average temperature in May
Hillsboro, MO
- Average high temperature in May: 75.6°F
The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in May: 57°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure in May
Hillsboro, MO
- 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
Hillsboro, MO
- Average wind speed in May: 6.8mph
The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in May
Hillsboro, MO
- Average humidity in May: 78%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (72%).
Average rainfall in May
Hillsboro, MO
- Average rainfall in May: 3.46"
The wettest month (with the highest rainfall) is May (3.46").
The driest month (with the least rainfall) is February (1.5").
Average rainfall days in May
Hillsboro, MO
- Average rainfall days in May: 15.5 days
The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (7 days).
Average snowfall in May
Hillsboro, MO
- Average snowfall in May: 0"
The month with the highest snowfall is February (2.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Hillsboro, MO
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (7.1 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, MO
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in May: 9h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in May
Hillsboro, MO
- Average sunshine days in May: 12.8 days
The month with the most sunshine days is December (19.5 days).
The month with the least sunshine days is July (11.4 days).
Average UV index in May
Hillsboro, MO
- 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, MO
- Average cloud cover in May: 37
The month with the most cloud cover is January (Cloud cover 49).
The months with the least cloud cover are June, July and August (Cloud cover 28).
Average visibility in May
Hillsboro, MO
- 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).
Hillsboro, Missouri, USA
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