May weather forecastCelina, TN
May
Weather in May
The last month of the spring, May, is a moderately hot month in Celina, Tennessee, with an average temperature ranging between max 77.4°F (25.2°C) and min 56.7°F (13.7°C).Temperature
As April transitions into May, a change in temperatures is observed, with average highs moving from a pleasant 68.2°F (20.1°C) to a warm 77.4°F (25.2°C). In Celina, May is marked by an average low-temperature of 56.7°F (13.7°C).Humidity
In May, the average relative humidity is 78%.Rainfall
In Celina, during May, the rain falls for 16.8 days and regularly aggregates up to 2.91" (74mm) of precipitation. In Celina, during the entire year, the rain falls for 167 days and collects up to 36.06" (916mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in May is 14h and 8min.On the first day of the month, sunrise is at 5:47 am and sunset at 7:30 pm. On the last day of May, sunrise is at 5:25 am and sunset at 7:54 pm CDT.
Sunshine
In May, the average sunshine 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 health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high daily UV index of 6 during May translates into the following directions:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Celina, TN
- Average high temperature in May: 77.4°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (43.3°F).
- Average low temperature in May: 56.7°F
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).
Average pressure in May
Celina, TN
- Average pressure in May: 30"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in May
Celina, TN
- Average wind speed in May: 5.8mph
The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in May
Celina, TN
- Average humidity in May: 78%
The months with the highest relative humidity are February, March and December (79%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in May
Celina, TN
- Average rainfall in May: 2.91"
The wettest month (with the highest rainfall) is February (3.98").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in May
Celina, TN
- Average rainfall days in May: 16.8 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is November (11.1 days).
Average snowfall in May
Celina, TN
- Average snowfall in May: 0"
The month with the highest snowfall is January (1.65").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Celina, TN
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (5.5 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
Celina, TN
- Average daylight in May: 14h and 6min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in May: 9h and 18min
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 12min).
Average sunshine days in May
Celina, TN
- Average sunshine days in May: 12.2 days
The month with the most sunshine days is November (17.7 days).
The months with the least sunshine days are February and July (11.6 days).
Average UV index in May
Celina, 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
Celina, TN
- Average cloud cover in May: 38
The month with the most cloud cover is February (Cloud cover 56).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in May
Celina, TN
- Average visibility in May: 5mi
The months with the highest visibility are February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are January, May, July, August and September (5mi).





