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 onset witnesses a shift in the average high-temperature, moving from a mild 58.8°F (14.9°C) in April to a pleasant 69.3°F (20.7°C). In the month of May, the nighttime temperature dips to a steady average of 51.4°F (10.8°C).Humidity
In Petersburg, the average relative humidity in May is 69%.Rainfall
The month with the most rainfall is May, when the rain falls for 15.6 days and typically aggregates up to 2.68" (68mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, Petersburg aggregates 0.16" (4mm) of snow. In Petersburg, during the entire year, snow falls for 29.8 days and aggregates up to 14.06" (357mm) of snow.Daylight
In May, the average length of the day is 14h and 34min.On the first day of the month, sunrise is at 6:27 am and sunset at 8:31 pm. On the last day of May, sunrise is at 5:59 am and sunset at 9:00 pm CDT.
Sunshine
The average sunshine in May is 9h.UV index
In May, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 5 in May interprets into the following recommendations:
Ensure safety - Recommendations to avert sunburn are presented. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the average humidity in May?
What is the rainiest month?
How many days does it rain in May?
What is the last month it snows?
How many hours of daylight does Petersburg have in May?
What time are sunrise and sunset in May?
How long on average sun shines in May in Petersburg?
How high is the UV index in May?
Average temperature in May
Petersburg, NE
- Average high temperature in May: 69.3°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in May: 51.4°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in May
Petersburg, NE
- Average pressure in May: 29.91"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in May
Petersburg, NE
- Average wind speed in May: 9.9mph
The windiest month (with the highest average wind speed) is April (11.5mph).
The calmest month (with the lowest average wind speed) is July (8mph).
Average humidity in May
Petersburg, NE
- Average humidity in May: 69%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is October (63%).
Average rainfall in May
Petersburg, NE
- Average rainfall in May: 2.68"
The wettest month (with the highest rainfall) is May (2.68").
The driest months (with the least rainfall) are January and February (0.55").
Average rainfall days in May
Petersburg, NE
- Average rainfall days in May: 15.6 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is February (2.6 days).
Average snowfall in May
Petersburg, NE
- Average snowfall in May: 0.16"
The month with the highest snowfall is December (3.9").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Petersburg, NE
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Petersburg, NE
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in May
Petersburg, NE
- Average sunshine days in May: 13.7 days
The month with the most sunshine days is November (23.2 days).
The month with the least sunshine days is June (12.8 days).
Average UV index in May
Petersburg, NE
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Petersburg, NE
- Average cloud cover in May: 40
The month with the most cloud cover is January (Cloud cover 47).
The months with the least cloud cover are July and September (Cloud cover 27).
Average visibility in May
Petersburg, NE
- 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).
Petersburg, Nebraska, USA
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