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 brings a change in high-temperatures, moving from a cool 55.2°F (12.9°C) in April to a comfortable 66.7°F (19.3°C). Nighttime temperatures in Arlington hover around an average low of 50.4°F (10.2°C) in May.Humidity
In Arlington, the average relative humidity in May is 80%.Rainfall
In Arlington, in May, it is raining for 19.2 days, with typically 4.41" (112mm) of accumulated precipitation. In Arlington, during the entire year, the rain falls for 142.8 days and collects up to 30.55" (776mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.3 snowfall days, in May, Arlington aggregates 0.12" (3mm) of snow. In Arlington, during the entire year, snow falls for 51 days and aggregates up to 22.05" (560mm) of snow.Daylight
In May, the average length of the day is 14h and 39min.On the first day of May, sunrise is at 5:59 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 5:31 am and sunset at 8:37 pm CDT.
Sunshine
The average sunshine in May is 8.2h.UV index
The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In May, the maximum UV index of 5 transforms into these recommendations:
Exercise prevention - Warding off sunburn is urged. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Bear in mind! The Sun's UV radiation can nearly double in intensity due to 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?
What is the average humidity in May?
How many days does it rain in May?
What is the last month it snows?
How many hours of daylight does Arlington have in May?
When is the sunrise / sunset in May?
How long on average sun shines in May?
What is the UV index intensity in May?
Average temperature in May
Arlington, IA
- Average high temperature in May: 66.7°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (23.7°F).
- Average low temperature in May: 50.4°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (11.3°F).
Average pressure in May
Arlington, IA
- Average pressure in May: 29.94"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in May
Arlington, IA
- Average wind speed in May: 9.2mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (7mph).
Average humidity in May
Arlington, IA
- Average humidity in May: 80%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (75%).
Average rainfall in May
Arlington, IA
- Average rainfall in May: 4.41"
The wettest month (with the highest rainfall) is June (4.65").
The driest month (with the least rainfall) is January (1.18").
Average rainfall days in May
Arlington, IA
- Average rainfall days in May: 19.2 days
The month with the highest number of rainy days is June (19.4 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in May
Arlington, IA
- Average snowfall in May: 0.12"
The month with the highest snowfall is February (6.1").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Arlington, IA
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Arlington, IA
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in May: 8h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in May
Arlington, IA
- Average sunshine days in May: 9.8 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is June (8.2 days).
Average UV index in May
Arlington, IA
- Average UV index in May: 5
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in May
Arlington, IA
- Average cloud cover in May: 45
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in May
Arlington, IA
- Average visibility in May: 6mi
The months with the highest visibility are March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and July (5mi).
Arlington, Iowa, USA
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