May weather forecastGrand Junction, TN
May
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.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
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: 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: 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: 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: 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: 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: 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: 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: 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 42min
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: 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: 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: 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: 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).





