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
As May begins, there is an increase in the average high-temperature, moving from a moderate 56.8°F (13.8°C) in April to an agreeable 68.9°F (20.5°C). The average low-temperature during May nights is a fresh 52.7°F (11.5°C).Humidity
In Westview, the average relative humidity in May is 70%.Rainfall
The month with the most rainfall is May, when the rain falls for 13 days and typically aggregates up to 1.38" (35mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
In Westview, the average length of the day in May is 14h and 39min.On the first day of May, sunrise is at 6:11 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 8:49 pm CDT.
Sunshine
The average sunshine in May is 8.7h.UV index
In Westview, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: In May, a daily UV index of 5 turns into the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the average humidity in May in Westview?
What is the wettest month?
How many days does it rain in May?
When it does not snow?
Does it snow in Westview in May?
What is the average length of the day in May?
When are sunrise and sunset in May?
How long on average sun shines in May in Westview?
How high is the UV index in May in Westview?
Average temperature in May
Westview, IA
- Average high temperature in May: 68.9°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (24.4°F).
- Average low temperature in May: 52.7°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (11.8°F).
Average pressure in May
Westview, 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
Westview, IA
- Average wind speed in May: 9.5mph
The windiest month (with the highest average wind speed) is April (11mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).
Average humidity in May
Westview, IA
- Average humidity in May: 70%
The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are April and October (68%).
Average rainfall in May
Westview, IA
- Average rainfall in May: 1.38"
The wettest month (with the highest rainfall) is May (1.38").
The driest month (with the least rainfall) is January (0.28").
Average rainfall days in May
Westview, IA
- Average rainfall days in May: 13 days
The month with the highest number of rainy days is May (13 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in May
Westview, IA
- Average snowfall in May: 0"
The month with the highest snowfall is February (2.05").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Westview, IA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Westview, 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 4min
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 6min).
Average sunshine days in May
Westview, IA
- Average sunshine days in May: 15.9 days
The month with the most sunshine days is November (23.3 days).
The month with the least sunshine days is June (14.7 days).
Average UV index in May
Westview, IA
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Westview, IA
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in May
Westview, 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).
Westview, Iowa, USA
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