May weather forecastMason City, NE
May
Weather in May
The last month of the spring, May, is an enjoyable month in Mason City, Nebraska, with an average temperature varying between 67.8°F (19.9°C) and 49.3°F (9.6°C).Temperature
The shift from April to May brings an increase in the average high-temperature, moving from a moderate 58.6°F (14.8°C) to an enjoyable 67.8°F (19.9°C). Throughout the month of May, Mason City witnesses an average temperature of 49.3°F (9.6°C).Humidity
The average relative humidity in May is 68%.Rainfall
May is the month with the most rainfall. Rain falls for 13.5 days and accumulates 2.32" (59mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Mason City. May is the last month it regularly snows. During 0.3 snowfall days, in May, Mason City aggregates 0.08" (2mm) of snow. In Mason City, Nebraska, during the entire year, snow falls for 36.9 days and aggregates up to 16.73" (425mm) of snow.Daylight
In Mason City, the average length of the day in May is 14h and 31min.On the first day of May in Mason City, sunrise is at 6:33 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 9:03 pm CDT.
Sunshine
The average sunshine in May in Mason City is 9.2h.UV index
In Mason City, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: In May, a daily maximum UV index of 5 leads to the following instructions:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Mason City, NE
- Average high temperature in May: 67.8°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (33.8°F).
- Average low temperature in May: 49.3°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in May
Mason City, NE
- Average pressure in May: 29.91"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in May
Mason City, NE
- Average wind speed in May: 10.6mph
The windiest month (with the highest average wind speed) is April (12.1mph).
The calmest month (with the lowest average wind speed) is July (8.9mph).
Average humidity in May
Mason City, NE
- Average humidity in May: 68%
The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is October (60%).
Average rainfall in May
Mason City, NE
- Average rainfall in May: 2.32"
The wettest month (with the highest rainfall) is May (2.32").
The driest month (with the least rainfall) is January (0.51").
Average rainfall days in May
Mason City, NE
- Average rainfall days in May: 13.5 days
The month with the highest number of rainy days is May (13.5 days).
The month with the least rainy days is December (3.7 days).
Average snowfall in May
Mason City, NE
- Average snowfall in May: 0.08"
The months with the highest snowfall are February and December (3.62").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Mason City, NE
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (8.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Mason City, NE
- Average daylight in May: 14h and 30min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in May: 9h and 12min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).
Average sunshine days in May
Mason City, NE
- Average sunshine days in May: 15.8 days
The month with the most sunshine days is October (23 days).
The month with the least sunshine days is April (14.6 days).
Average UV index in May
Mason City, NE
- Average UV index in May: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Mason City, NE
- Average cloud cover in May: 38
The months with the most cloud cover are January and February (Cloud cover 41).
The months with the least cloud cover are July and September (Cloud cover 23).
Average visibility in May
Mason City, 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).





