May weather forecast
What Cheer, IA

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Weather in May

The last month of the spring, May, is a pleasant month in What Cheer, Iowa, with an average temperature fluctuating between 53.2°F (11.8°C) and 70°F (21.1°C).

Temperature

What Cheer's transition into May is marked by a temperature shift, moving from a mild 59.5°F (15.3°C) in April to a pleasant 70°F (21.1°C). In the month of May, What Cheer experiences an average low-temperature of 53.2°F (11.8°C).

Humidity

In May, the average relative humidity is 79%.

Rainfall

The month with the most rainfall is May, when the rain falls for 17.7 days and typically aggregates up to 4.17" (106mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.1 snowfall days, in May, What Cheer aggregates 0.04" (1mm) of snow. In What Cheer, during the entire year, snow falls for 32.8 days and aggregates up to 12.56" (319mm) of snow.

Daylight

The average length of the day in May is 14h and 32min.
On the first day of the month, sunrise is at 6:05 am and sunset at 8:07 pm. On the last day of May, sunrise is at 5:38 am and sunset at 8:36 pm CDT.

Sunshine

In What Cheer, the average sunshine in May is 8.7h.

UV index

The average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: A maximum high daily UV index of 5 during May translates into the following directions:
Guard yourself - Precautionary measures against sun damage are advocated. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

In What Cheer, in May, the average high-temperature is 70°F (21.1°C), and the average low-temperature is 53.2°F (11.8°C).

What is the average humidity in May?

In What Cheer, the average relative humidity in May is 79%.

What is the wettest month?

May is the month with the most rainfall. Rain falls for 17.7 days and accumulates 4.17" (106mm) of precipitation.

How many days does it rain in May?

In What Cheer, during May, the rain falls for 17.7 days and regularly aggregates up to 4.17" (106mm) of precipitation.

What is the last month it snows in What Cheer?

May is the last month it regularly snows. During 0.1 snowfall days, in May, What Cheer aggregates 0.04" (1mm) of snow.

What is the average length of the day in May?

In What Cheer, the average day length in May is 14h and 32min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 6:05 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 8:36 pm CDT.

How long on average sun shines in May?

In What Cheer, the average sunshine duration in May is 8.7h.

How high is the UV index in May?

In What Cheer, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
What Cheer, IA

Average temperature in May - What Cheer, IA
  • Average high temperature in May: 70°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (28.6°F).

  • Average low temperature in May: 53.2°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 (15.6°F).

Average pressure in May
What Cheer, IA

Average pressure in May - What Cheer, IA
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in May
What Cheer, IA

Average wind speed in May - What Cheer, IA
  • Average wind speed in May: 8.9mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).

Average humidity in May
What Cheer, IA

Average humidity in May - What Cheer, IA
  • Average humidity in May: 79%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (72%).

Average rainfall in May
What Cheer, IA

Average rainfall in May - What Cheer, IA
  • Average rainfall in May: 4.17"

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is February (0.98").

Average rainfall days in May
What Cheer, IA

Average rainfall days in May - What Cheer, IA
  • Average rainfall days in May: 17.7 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (4.9 days).

Average snowfall in May
What Cheer, IA

Average snowfall in May - What Cheer, IA
  • Average snowfall in May: 0.04"

The month with the highest snowfall is January (4.06").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
What Cheer, IA

Average snowfall days in May - What Cheer, IA
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
What Cheer, IA

Average daylight in May / Average sunshine in May - What Cheer, 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 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in May
What Cheer, IA

Average sunshine days in May - What Cheer, IA
  • Average sunshine days in May: 11 days

The month with the most sunshine days is December (19.1 days).
The month with the least sunshine days is June (10.3 days).

Average UV index in May
What Cheer, IA

Average UV index in May - What Cheer, 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, October, November and December (UV index 2).

Average cloud cover in May
What Cheer, IA

Average cloud cover in May - What Cheer, IA
  • Average cloud cover in May: 41

The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are August and September (Cloud cover 29).

Average visibility in May
What Cheer, IA

Average visibility in May - What Cheer, 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).

What Cheer, Iowa, USA

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