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
The shift from April to May sees an increase in the average high-temperature, transitioning from a mild 59.5°F (15.3°C) to an agreeable 69.6°F (20.9°C). During May, the nighttime temperature in Dallas Center averages to a cool 52.7°F (11.5°C).Humidity
In Dallas Center, Iowa, the average relative humidity in May is 77%.Rainfall
In Dallas Center, Iowa, during May, the rain falls for 15.4 days and regularly aggregates up to 2.56" (65mm) of precipitation. In Dallas Center, during the entire year, the rain falls for 112.7 days and collects up to 16.06" (408mm) of precipitation.Snowfall
Months with snowfall in Dallas Center, Iowa, are January through May, October through December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Dallas Center aggregates 0.2" (5mm) of snow. Throughout the year, there are 32 snowfall days, and 7.32" (186mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 34min.On the first day of the month, sunrise is at 6:11 am and sunset at 8:14 pm. On the last day of May, in Dallas Center, Iowa, sunrise is at 5:43 am and sunset at 8:43 pm CDT.
Sunshine
In May, the average sunshine in Dallas Center is 8.6h.UV index
In Dallas Center, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: In May, the maximum UV index of 5 suggests these recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
What is the usual temperature for Dallas Center in May?
What is the average humidity in May in Dallas Center?
How many days does it rain in May in Dallas Center?
What is the last month it snows in Dallas Center?
What is the average length of the day in May in Dallas Center?
What time are sunrise and sunset in May in Dallas Center?
How many hours of sunshine does Dallas Center have in May?
What is the UV index intensity in May in Dallas Center?
Average temperature in May
Dallas Center, IA
- Average high temperature in May: 69.6°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (28°F).
- Average low temperature in May: 52.7°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).
Average pressure in May
Dallas Center, IA
- Average pressure in May: 29.93"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in May
Dallas Center, IA
- Average wind speed in May: 8.8mph
The windiest months (with the highest average wind speed) are January and April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in May
Dallas Center, IA
- Average humidity in May: 77%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (70%).
Average rainfall in May
Dallas Center, IA
- Average rainfall in May: 2.56"
The wettest month (with the highest rainfall) is June (2.68").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in May
Dallas Center, IA
- Average rainfall days in May: 15.4 days
The month with the highest number of rainy days is June (15.7 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in May
Dallas Center, IA
- Average snowfall in May: 0.2"
The month with the highest snowfall is February (2.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Dallas Center, IA
- Average snowfall days in May: 0.2 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
Dallas Center, IA
- 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: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in May
Dallas Center, IA
- Average sunshine days in May: 12.4 days
The month with the most sunshine days is November (22.1 days).
The month with the least sunshine days is June (11.9 days).
Average UV index in May
Dallas Center, IA
- Average UV index in May: 5
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in May
Dallas Center, IA
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in May
Dallas Center, IA
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Dallas Center, Iowa, USA
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