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 arrival of May sees a shift in the average high-temperature, moving from a refreshing 58.6°F (14.8°C) in April to an agreeable 69.8°F (21°C). During May, Windham witnesses a consistent average low-temperature of 53.2°F (11.8°C).Humidity
In May, the average relative humidity in Windham is 78%.Rainfall
The month with the most rainfall is May, when the rain falls for 18.4 days and typically aggregates up to 4.69" (119mm) of precipitation.Snowfall
In Windham, snow does not fall in May through September.Daylight
In May, the average length of the day is 14h and 33min.On the first day of the month, sunrise is at 6:02 am and sunset at 8:05 pm. On the last day of May, sunrise is at 5:35 am and sunset at 8:34 pm CDT.
Sunshine
In May, the average sunshine is 8.7h.UV index
In Windham, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 5 in May converts into the following recommendations:
Take precautions - Protection against sunburn is recommended. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
What is the temperature in May in Windham?
What is the average humidity in May in Windham?
What is the rainiest month in Windham?
How much does it rain in Windham in May?
When it does not snow in Windham?
Does it snow in Windham in May?
What is the average length of the day in May in Windham?
What time are sunrise and sunset in May in Windham?
How many hours of sunshine does Windham have in May?
What is the UV index intensity in May in Windham?
Average temperature in May
Windham, IA
- Average high temperature in May: 69.8°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (27.3°F).
- Average low temperature in May: 53.2°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 (15.3°F).
Average pressure in May
Windham, IA
- Average pressure in May: 29.94"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in May
Windham, IA
- Average wind speed in May: 9mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).
Average humidity in May
Windham, IA
- Average humidity in May: 78%
The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (72%).
Average rainfall in May
Windham, IA
- Average rainfall in May: 4.69"
The wettest month (with the highest rainfall) is May (4.69").
The driest months (with the least rainfall) are January and February (1.34").
Average rainfall days in May
Windham, IA
- Average rainfall days in May: 18.4 days
The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is February (5 days).
Average snowfall in May
Windham, IA
- Average snowfall in May: 0"
The month with the highest snowfall is January (5.28").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Windham, IA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Windham, IA
- Average daylight in May: 14h and 3min
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 4min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in May
Windham, IA
- Average sunshine days in May: 10 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10 days).
Average UV index in May
Windham, 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
Windham, IA
- Average cloud cover in May: 42
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in May
Windham, 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).
Windham, Iowa, USA
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