May weather forecast
Hartford, TN

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Weather in May

May, the last month of the spring in Hartford, is a warm month, with temperature in the range of an average high of 76.3°F (24.6°C) and an average low of 54.3°F (12.4°C).

Temperature

Observing a slight rise in May, the average high-temperature shifts from April's enjoyable 67.8°F (19.9°C) to a warm 76.3°F (24.6°C). A steep decline to a cool 54.3°F (12.4°C) characterizes the May nights.

Humidity

In May, the average relative humidity is 75%.

Rainfall

In Hartford, in May, during 15.5 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. In Hartford, during the entire year, the rain falls for 155.9 days and collects up to 24.02" (610mm) of precipitation.

Snowfall

In Hartford, snow does not fall in May through September.

Daylight

In Hartford, the average length of the day in May is 14h and 4min.
On the first day of May, sunrise is at 6:39 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 8:43 pm EDT.

Sunshine

In May, the average sunshine is 10.3h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 6 during May leads to these advisories:
Resist extreme sun exposure. Guarding against solar damage is essential. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Updated: Aug 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures in Hartford?

The high-temperature during May is 76.3°F (24.6°C) and the low-temperature is 54.3°F (12.4°C).

What is the average humidity in May?

In Hartford, the average relative humidity in May is 75%.

How many days does it rain in May?

In May, the rain falls for 15.5 days. Throughout May, 1.85" (47mm) of precipitation is accumulated.

When it does not snow?

May through September 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 in Hartford?

In May, the average day length is 14h and 4min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:39 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 8:43 pm EDT.

How many hours of sunshine does Hartford have in May?

In May, the average sunshine duration is 10.3h.

What are the months with the highest UV index?

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

What is the UV index intensity in May?

In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
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
Hartford, TN

Average temperature in May - Hartford, TN
  • Average high temperature in May: 76.3°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (44.6°F).

  • Average low temperature in May: 54.3°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).

Average pressure in May
Hartford, TN

Average pressure in May - Hartford, TN
  • Average pressure in May: 30.03"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in May
Hartford, TN

Average wind speed in May - Hartford, TN
  • Average wind speed in May: 5mph

The windiest month (with the highest average wind speed) is April (6.1mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

Average humidity in May
Hartford, TN

Average humidity in May - Hartford, TN
  • Average humidity in May: 75%

The months with the highest relative humidity are February and December (78%).
The months with the lowest relative humidity are July and August (73%).

Average rainfall in May
Hartford, TN

Average rainfall in May - Hartford, TN
  • Average rainfall in May: 1.85"

The wettest month (with the highest rainfall) is February (2.87").
The driest month (with the least rainfall) is September (1.42").

Average rainfall days in May
Hartford, TN

Average rainfall days in May - Hartford, TN
  • Average rainfall days in May: 15.5 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (10 days).

Average snowfall in May
Hartford, TN

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

The month with the highest snowfall is December (2.48").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Hartford, TN

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

The month with the highest number of snowfall days is January (6.6 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
Hartford, TN

Average daylight in May / Average sunshine in May - Hartford, TN
  • Average daylight in May: 14h and 1min

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: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).

Average sunshine days in May
Hartford, TN

Average sunshine days in May - Hartford, TN
  • Average sunshine days in May: 13.2 days

The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is July (12 days).

Average UV index in May
Hartford, TN

Average UV index in May - Hartford, 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, February and December (UV index 2).

Average cloud cover in May
Hartford, TN

Average cloud cover in May - Hartford, TN
  • Average cloud cover in May: 31

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 26).

Average visibility in May
Hartford, TN

Average visibility in May - Hartford, TN
  • Average visibility in May: 6mi

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

Hartford, Tennessee, USA

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