May weather forecast
Hillsboro, TN

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Weather in May

The last month of the spring, May, is a warm month in Hillsboro, Tennessee, with an average temperature ranging between min 57.6°F (14.2°C) and max 76.1°F (24.5°C).

Temperature

The shift from April to May is marked by a slight increase in the average high-temperature, moving from a pleasant 68.4°F (20.2°C) to a moderately hot 76.1°F (24.5°C). Throughout the month of May, the nighttime temperature in Hillsboro dips to an average of 57.6°F (14.2°C).

Humidity

The average relative humidity in May is 79%.

Rainfall

In Hillsboro, during May, the rain falls for 17.8 days and regularly aggregates up to 3.7" (94mm) of precipitation. Throughout the year, in Hillsboro, there are 183 rainfall days, and 43.19" (1097mm) of precipitation is accumulated.

Snowfall

In Hillsboro, snow does not fall in May through October.

Daylight

The average length of the day in May is 14h and 2min.
On the first day of May, sunrise is at 5:51 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 7:53 pm CDT.

Sunshine

The average sunshine in May is 9.3h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index, 6 during May, leads to the following recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Stay sun-safe with clothing that is both closely woven and worn loosely.
Updated: Jun 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Hillsboro in May?

An average high-temperature, in May, in Hillsboro, is 76.1°F (24.5°C) and the average low-temperature is 57.6°F (14.2°C).

What is the average humidity in May?

In May, the average relative humidity is 79%.

How much does it rain in May?

In Hillsboro, in May, it is raining for 17.8 days, with typically 3.7" (94mm) of accumulated precipitation.

When it does not snow?

May through October are months without snowfall.

Does it snow in May?

In May, it doesn't snow. April is the latest month when it typically snows.

What is the average length of the day in May?

The average day length in May is 14h and 2min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 5:51 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 7:53 pm CDT.

How long on average sun shines in May?

In May, the average sunshine duration is 9.3h.

When is the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 6.

What is the UV index reading in May?

In May, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Hillsboro, TN

Average temperature in May - Hillsboro, TN
  • Average high temperature in May: 76.1°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in May: 57.6°F

The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).

Average pressure in May
Hillsboro, TN

Average pressure in May - Hillsboro, TN
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in May
Hillsboro, TN

Average wind speed in May - Hillsboro, TN
  • Average wind speed in May: 6.2mph

The windiest month (with the highest average wind speed) is February (8.1mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).

Average humidity in May
Hillsboro, TN

Average humidity in May - Hillsboro, TN
  • Average humidity in May: 79%

The months with the highest relative humidity are March and December (80%).
The months with the lowest relative humidity are October and November (75%).

Average rainfall in May
Hillsboro, TN

Average rainfall in May - Hillsboro, TN
  • Average rainfall in May: 3.7"

The wettest month (with the highest rainfall) is July (4.72").
The driest month (with the least rainfall) is September (2.28").

Average rainfall days in May
Hillsboro, TN

Average rainfall days in May - Hillsboro, TN
  • Average rainfall days in May: 17.8 days

The month with the highest number of rainy days is July (21 days).
The month with the least rainy days is November (10.3 days).

Average snowfall in May
Hillsboro, TN

Average snowfall in May - Hillsboro, TN
  • Average snowfall in May: 0"

The month with the highest snowfall is February (1.34").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
Hillsboro, TN

Average snowfall days in May - Hillsboro, TN
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (5.2 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, TN

Average daylight in May / Average sunshine in May - Hillsboro, TN
  • Average daylight in May: 14h and 0min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in May: 9h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in May
Hillsboro, TN

Average sunshine days in May - Hillsboro, TN
  • Average sunshine days in May: 11.3 days

The month with the most sunshine days is October (17.8 days).
The month with the least sunshine days is July (8.1 days).

Average UV index in May
Hillsboro, TN

Average UV index in May - Hillsboro, TN
  • Average UV index in May: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in May
Hillsboro, TN

Average cloud cover in May - Hillsboro, TN
  • Average cloud cover in May: 38

The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is June (Cloud cover 31).

Average visibility in May
Hillsboro, TN

Average visibility in May - Hillsboro, TN
  • Average visibility in May: 5mi

The months with the highest visibility are February, March, April, June, September, October and November (6mi).
The months with the lowest visibility are January, May, July, August and December (5mi).

Hillsboro, Tennessee, USA

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