May weather forecast
Sloan, IA

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Weather in May

May, the last month of the spring in Sloan, is an agreeable month, with an average temperature fluctuating between 70°F (21.1°C) and 52.5°F (11.4°C).

Temperature

In Sloan, the average high-temperature in May increases from a mild 58.6°F (14.8°C) in April to an agreeable 70°F (21.1°C). In May, Sloan records an average nighttime temperature of 52.5°F (11.4°C).

Humidity

The average relative humidity in May in Sloan is 70%.

Rainfall

In Sloan, during May, the rain falls for 13.5 days and regularly aggregates up to 1.73" (44mm) of precipitation. Throughout the year, there are 102.3 rainfall days, and 12.91" (328mm) of precipitation is accumulated.

Snowfall

In Sloan, snow does not fall in May through September.

Daylight

In Sloan, the average length of the day in May is 14h and 37min.
On the first day of the month, sunrise is at 6:19 am and sunset at 8:24 pm. On the last day of May, in Sloan, sunrise is at 5:51 am and sunset at 8:54 pm CDT.

Sunshine

In May, the average sunshine is 8.9h.

UV index

In Sloan, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In May, an average UV index of 5 transforms into the following instructions:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Direct Sun exposure should be minimized especially during midday when radiation is most intense. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
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Frequently asked questions

What are May temperatures in Sloan?

In Sloan, 70°F (21.1°C) is the average high-temperature and 52.5°F (11.4°C) is the average low-temperature during May.

What is the average humidity in May in Sloan?

In Sloan, Iowa, the average relative humidity in May is 70%.

How much does it rain in Sloan in May?

In Sloan, in May, during 13.5 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

When it does not snow in Sloan?

May through September are months without snowfall in Sloan, Iowa.

Does it snow in Sloan in May?

In May, in Sloan, it doesn't snow. April is the latest month when it typically snows.

What is the average length of the day in May in Sloan?

In Sloan, the average day length in May is 14h and 37min.

When are sunrise and sunset in May in Sloan?

On the first day of May in Sloan, Iowa, sunrise is at 6:19 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 8:54 pm CDT.

How many hours of sunshine does Sloan have in May?

In May, the average sunshine duration is 8.9h.

How high is the UV index in May in Sloan?

In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
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
Sloan, IA

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

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in May: 52.5°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 (13.5°F).

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Average pressure in May
Sloan, IA

Average pressure in May - Sloan, IA
  • Average pressure in May: 29.92"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in May
Sloan, IA

Average wind speed in May - Sloan, IA
  • Average wind speed in May: 9.4mph

The windiest month (with the highest average wind speed) is April (11mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).

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Average humidity in May
Sloan, IA

Average humidity in May - Sloan, IA
  • Average humidity in May: 70%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (65%).

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Average rainfall in May
Sloan, IA

Average rainfall in May - Sloan, IA
  • Average rainfall in May: 1.73"

The wettest month (with the highest rainfall) is June (1.85").
The driest months (with the least rainfall) are January and February (0.39").

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Average rainfall days in May
Sloan, IA

Average rainfall days in May - Sloan, IA
  • Average rainfall days in May: 13.5 days

The month with the highest number of rainy days is June (14.6 days).
The month with the least rainy days is January (2.6 days).

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Average snowfall in May
Sloan, IA

Average snowfall in May - Sloan, IA
  • Average snowfall in May: 0"

The month with the highest snowfall is January (1.77").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Sloan, IA

Average snowfall days in May - Sloan, IA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (8.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Sloan, IA
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

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Average sunshine days in May
Sloan, IA

Average sunshine days in May - Sloan, IA
  • Average sunshine days in May: 15.3 days

The month with the most sunshine days is January (22.6 days).
The month with the least sunshine days is June (13.1 days).

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Average UV index in May
Sloan, IA

Average UV index in May - Sloan, 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).

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Average cloud cover in May
Sloan, IA

Average cloud cover in May - Sloan, IA
  • Average cloud cover in May: 40

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 25).

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Average visibility in May
Sloan, IA

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

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

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Sloan, Iowa, USA

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