May weather forecast
Grand Junction, TN

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Weather in May

May, the last month of the spring in Grand Junction, is a moderately hot month, with an average temperature varying between 78.1°F (25.6°C) and 61.2°F (16.2°C).

Temperature

With the onset of May, Grand Junction experiences a subtle temperature shift, with the average high-temperature moving from a pleasant 69.8°F (21°C) in April to a warm 78.1°F (25.6°C). An average low-temperature of 61.2°F (16.2°C) marks the month of May in Grand Junction.

Humidity

The average relative humidity in May in Grand Junction is 79%.

Rainfall

In Grand Junction, in May, during 13.8 rainfall days, 1.65" (42mm) of precipitation is typically accumulated. In Grand Junction, during the entire year, the rain falls for 132.5 days and collects up to 16.26" (413mm) of precipitation.

Snowfall

In Grand Junction, snow does not fall in April through October.

Daylight

In May, the average length of the day in Grand Junction is 14h and 1min.
On the first day of the month, sunrise is at 6:04 am and sunset at 7:42 pm. On the last day of May, in Grand Junction, sunrise is at 5:43 am and sunset at 8:05 pm CDT.

Sunshine

In Grand Junction, Tennessee, the average sunshine in May is 9.7h.

UV index

The average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: A typical high UV index of 6 in May suggests the following recommendations:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Grand Junction in May?

In Grand Junction, 78.1°F (25.6°C) is the average high-temperature and 61.2°F (16.2°C) is the average low-temperature during May.

What is the average humidity in May in Grand Junction?

In May, the average relative humidity in Grand Junction is 79%.

How many days does it rain in May in Grand Junction?

In Grand Junction, Tennessee, during May, the rain falls for 13.8 days and regularly aggregates up to 1.65" (42mm) of precipitation.

When it does not snow in Grand Junction?

April through October are months without snowfall.

What is the average length of the day in May in Grand Junction?

In Grand Junction, the average day length in May is 14h and 1min.

What time are sunrise and sunset in May in Grand Junction?

In May, on the first day of the month, sunrise is at 6:04 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 8:05 pm CDT.

How long on average sun shines in May in Grand Junction?

In Grand Junction, Tennessee, the average sunshine duration in May is 9.7h.

How high is the UV index in May in Grand Junction?

In Grand Junction, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's 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
Grand Junction, TN

Average temperature in May - Grand Junction, TN
  • Average high temperature in May: 78.1°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (46.4°F).

  • Average low temperature in May: 61.2°F

The month with the highest average low temperature is July (70.5°F).
The coldest month (with the lowest average low temperature) is January (32.7°F).

Average pressure in May
Grand Junction, TN

Average pressure in May - Grand Junction, TN
  • Average pressure in May: 29.98"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in May
Grand Junction, TN

Average wind speed in May - Grand Junction, TN
  • Average wind speed in May: 7mph

The windiest month (with the highest average wind speed) is February (9.1mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).

Average humidity in May
Grand Junction, TN

Average humidity in May - Grand Junction, TN
  • Average humidity in May: 79%

The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in May
Grand Junction, TN

Average rainfall in May - Grand Junction, TN
  • Average rainfall in May: 1.65"

The wettest month (with the highest rainfall) is July (1.89").
The driest months (with the least rainfall) are September and November (0.75").

Average rainfall days in May
Grand Junction, TN

Average rainfall days in May - Grand Junction, TN
  • Average rainfall days in May: 13.8 days

The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is November (7.5 days).

Average snowfall in May
Grand Junction, TN

Average snowfall in May - Grand Junction, TN
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.39").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in May
Grand Junction, TN

Average snowfall days in May - Grand Junction, TN
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (1.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Grand Junction, TN

Average daylight in May / Average sunshine in May - Grand Junction, 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 4min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in May
Grand Junction, TN

Average sunshine days in May - Grand Junction, TN
  • Average sunshine days in May: 14 days

The month with the most sunshine days is October (21.6 days).
The month with the least sunshine days is July (12.4 days).

Average UV index in May
Grand Junction, TN

Average UV index in May - Grand Junction, TN
  • Average UV index in May: 6

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in May
Grand Junction, TN

Average cloud cover in May - Grand Junction, TN
  • Average cloud cover in May: 34

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
Grand Junction, TN

Average visibility in May - Grand Junction, TN
  • 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).

Grand Junction, Tennessee, USA

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