May weather forecast
Stuart, IA

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Weather in May

The last month of the spring, May, is an agreeable month in Stuart, Iowa, with an average temperature ranging between max 69.3°F (20.7°C) and min 52.3°F (11.3°C).

Temperature

Stuart's transition into May brings a rise in the average high-temperature, moving from a mild 59.2°F (15.1°C) in April to a pleasant 69.3°F (20.7°C). May is noted for a mean low-temperature of 52.3°F (11.3°C).

Humidity

The average relative humidity in May is 78%.

Rainfall

In May, the rain falls for 16.4 days. Throughout May, 3.07" (78mm) of precipitation is accumulated. In Stuart, during the entire year, the rain falls for 117.3 days and collects up to 19.09" (485mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Stuart aggregates 0.2" (5mm) of snow. In Stuart, during the entire year, snow falls for 31.7 days and aggregates up to 9.29" (236mm) of snow.

Daylight

The average length of the day in May is 14h and 32min.
On the first day of May, sunrise is at 6:13 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:44 pm CDT.

Sunshine

In Stuart, the average sunshine in May is 8.5h.

UV index

In Stuart, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: In May, the maximum UV index of 5 transforms into these recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Updated: Jul 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

During May, Stuart experiences an average high-temperature of 69.3°F (20.7°C) and a low-temperature of 52.3°F (11.3°C).

What is the average humidity in May?

In May, the average relative humidity is 78%.

How many days does it rain in May?

In Stuart, in May, it is raining for 16.4 days, with typically 3.07" (78mm) of accumulated precipitation.

What is the last month it snows?

May is the last month it regularly snows in Stuart, Iowa. During 0.2 snowfall days, in May, Stuart aggregates 0.2" (5mm) of snow.

How many hours of daylight does Stuart have in May?

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

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:13 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:44 pm CDT.

How many hours of sunshine does Stuart have in May?

In Stuart, the average sunshine duration in May is 8.5h.

What is the UV index reading in May?

In Stuart, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Stuart, IA

Average temperature in May - Stuart, IA
  • Average high temperature in May: 69.3°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (28°F).

  • Average low temperature in May: 52.3°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (14.5°F).

Average pressure in May
Stuart, IA

Average pressure in May - Stuart, 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
Stuart, IA

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

The windiest months (with the highest average wind speed) are January and February (10.6mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

Average humidity in May
Stuart, IA

Average humidity in May - Stuart, IA
  • Average humidity in May: 78%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (70%).

Average rainfall in May
Stuart, IA

Average rainfall in May - Stuart, IA
  • Average rainfall in May: 3.07"

The wettest month (with the highest rainfall) is June (3.11").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days in May
Stuart, IA

Average rainfall days in May - Stuart, IA
  • Average rainfall days in May: 16.4 days

The month with the highest number of rainy days is May (16.4 days).
The month with the least rainy days is February (2.9 days).

Average snowfall in May
Stuart, IA

Average snowfall in May - Stuart, IA
  • Average snowfall in May: 0.2"

The month with the highest snowfall is February (2.76").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Stuart, IA

Average snowfall days in May - Stuart, IA
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Stuart, IA

Average daylight in May / Average sunshine in May - Stuart, 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in May
Stuart, IA

Average sunshine days in May - Stuart, IA
  • Average sunshine days in May: 12.1 days

The month with the most sunshine days is December (22 days).
The month with the least sunshine days is May (12.1 days).

Average UV index in May
Stuart, IA

Average UV index in May - Stuart, IA
  • Average UV index in May: 5

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in May
Stuart, IA

Average cloud cover in May - Stuart, IA
  • Average cloud cover in May: 42

The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are July and September (Cloud cover 30).

Average visibility in May
Stuart, IA

Average visibility in May - Stuart, IA
  • Average visibility in May: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).

Stuart, Iowa, USA

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