Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
May's arrival signals a subtle increase in average high-temperatures, moving from April's pleasant 69.3°F (20.7°C) to a warm 77.5°F (25.3°C). Throughout the month of May, Petersburg sees a steady low-temperature average of 58.3°F (14.6°C).Humidity
The average relative humidity in May in Petersburg is 78%.Rainfall
In May, in Petersburg, Tennessee, the rain falls for 16.2 days. Throughout May, 3.11" (79mm) of precipitation is accumulated. In Petersburg, during the entire year, the rain falls for 173.6 days and collects up to 39.65" (1007mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In May, the average length of the day is 14h and 2min.On the first day of May, sunrise is at 5:54 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 7:55 pm CDT.
Sunshine
In Petersburg, the average sunshine in May is 9.4h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.Note: The daily maximum UV index of 6 in May interprets into the following advice:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Frequently asked questions
What is the average May temperature in Petersburg?
What is the average humidity in May in Petersburg?
How much does it rain in Petersburg in May?
When it does not snow in Petersburg?
Does it snow in Petersburg in May?
What is the average length of the day in May in Petersburg?
When is the sunrise / sunset in May in Petersburg?
How many hours of sunshine does Petersburg have in May?
When is the highest UV index in Petersburg?
What is the UV index reading in May in Petersburg?
Average temperature in May
Petersburg, TN
- Average high temperature in May: 77.5°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (45.7°F).
- Average low temperature in May: 58.3°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (31.3°F).
Average pressure in May
Petersburg, 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 (29.97"Hg).
Average wind speed in May
Petersburg, TN
- Average wind speed in May: 6.3mph
The windiest month (with the highest average wind speed) is February (8.6mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).
Average humidity in May
Petersburg, TN
- Average humidity in May: 78%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).
Average rainfall in May
Petersburg, TN
- Average rainfall in May: 3.11"
The wettest month (with the highest rainfall) is February (4.37").
The driest month (with the least rainfall) is September (2.24").
Average rainfall days in May
Petersburg, TN
- Average rainfall days in May: 16.2 days
The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in May
Petersburg, TN
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.98").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Petersburg, TN
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.6 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
Petersburg, 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 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in May
Petersburg, TN
- Average sunshine days in May: 12.7 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is July (9.9 days).
Average UV index in May
Petersburg, TN
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in May
Petersburg, TN
- Average cloud cover in May: 37
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in May
Petersburg, TN
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Petersburg, Tennessee, USA
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