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 start of May brings a shift in the average high-temperature, increasing from April's moderate 59.4°F (15.2°C) to a pleasant 69.6°F (20.9°C). Throughout May, the nighttime temperature averages to a cool 52.9°F (11.6°C).Humidity
In Urbandale, the average relative humidity in May is 77%.Rainfall
The months with the most rainfall in Urbandale are May and June, with an average 2.52" (64mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Urbandale. May is the last month it regularly snows. During 0.2 snowfall days, in May, Urbandale aggregates 0.08" (2mm) of snow. In Urbandale, during the entire year, snow falls for 29.6 days and aggregates up to 6.77" (172mm) of snow.Daylight
The average length of the day in May is 14h and 33min.On the first day of May, sunrise is at 6:10 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:42 pm CDT.
Sunshine
The average sunshine in May in Urbandale is 8.8h.UV index
The average daily maximum UV index in May in Urbandale is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: In May, the maximum UV index of 5 transforms into these recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in Urbandale?
What is the average humidity in May in Urbandale?
What is the rainiest month in Urbandale?
How many days does it rain in May in Urbandale?
What is the last month it snows in Urbandale?
How many hours of daylight does Urbandale have in May?
When are sunrise and sunset in May in Urbandale?
How long on average sun shines in May in Urbandale?
How high is the UV index in May in Urbandale?
Average temperature in May
Urbandale, IA
- Average high temperature in May: 69.6°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in May: 52.9°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
Urbandale, 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
Urbandale, IA
- Average wind speed in May: 8.8mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in May
Urbandale, IA
- Average humidity in May: 77%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (70%).
Average rainfall in May
Urbandale, IA
- Average rainfall in May: 2.52"
The wettest months (with the highest rainfall) are May and June (2.52").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in May
Urbandale, IA
- Average rainfall days in May: 16.3 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (3.5 days).
Average snowfall in May
Urbandale, IA
- Average snowfall in May: 0.08"
The month with the highest snowfall is January (2.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Urbandale, IA
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Urbandale, IA
- Average daylight in May: 14h and 4min
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 12min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in May
Urbandale, IA
- Average sunshine days in May: 12.5 days
The month with the most sunshine days is December (22.8 days).
The month with the least sunshine days is June (11.2 days).
Average UV index in May
Urbandale, IA
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in May
Urbandale, IA
- Average cloud cover in May: 40
The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is September (Cloud cover 28).
Average visibility in May
Urbandale, IA
- 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).
Urbandale, Iowa, USA
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