May weather forecast
Mount Lucia, IA

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Weather in May

The last month of the spring, May, is a pleasant month in Mount Lucia, Iowa, with an average temperature ranging between max 69.4°F (20.8°C) and min 52.2°F (11.2°C).

Temperature

Mount Lucia, Iowa, sees an increase in average high-temperatures during May, moving from a moderate 58.6°F (14.8°C) in April to an agreeable 69.4°F (20.8°C). Throughout May, the average low-temperature in Mount Lucia records at a cool 52.2°F (11.2°C).

Humidity

The average relative humidity in May is 70%.

Rainfall

The months with the most rainfall are May and June, with an average 3.03" (77mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.2 snowfall days, in May, Mount Lucia aggregates 0.04" (1mm) of snow. In Mount Lucia, during the entire year, snow falls for 38 days and aggregates up to 13.23" (336mm) of snow.

Daylight

In Mount Lucia, the average length of the day in May is 14h and 38min.
On the first day of May, sunrise is at 6:19 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:56 pm CDT.

Sunshine

In Mount Lucia, the average sunshine in May is 8.8h.

UV index

In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum daily UV index of 5 during May morphs into the following directions:
Take precautions - Protection against sun damage is advised. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
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Frequently asked questions

What is the usual temperature for Mount Lucia in May?

The average high-temperature and low-temperature in Mount Lucia during May are 69.4°F (20.8°C) and 52.2°F (11.2°C) respectively.

What is the average humidity in May in Mount Lucia?

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

What is the rainiest month in Mount Lucia?

The months with the most rainfall in Mount Lucia, Iowa, are May and June, with an average 3.03" (77mm) of precipitation.

How many days does it rain in May in Mount Lucia?

In Mount Lucia, in May, during 16.2 rainfall days, 3.03" (77mm) of precipitation is typically accumulated.

What is the last month it snows in Mount Lucia?

May is the last month it regularly snows in Mount Lucia. During 0.2 snowfall days, in May, Mount Lucia aggregates 0.04" (1mm) of snow.

How many hours of daylight does Mount Lucia have in May?

The average day length in May in Mount Lucia is 14h and 38min.

What time are sunrise and sunset in May in Mount Lucia?

In May, on the first day of the month, sunrise is at 6:19 am and sunset at 8:26 pm. On the last day of the month, in Mount Lucia, sunrise is at 5:50 am and sunset at 8:56 pm CDT.

How long on average sun shines in May in Mount Lucia?

In May, the average sunshine duration in Mount Lucia, Iowa, is 8.8h.

What is the UV index intensity in May in Mount Lucia?

In Mount Lucia, Iowa, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium health risk 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
Mount Lucia, IA

Average temperature in May - Mount Lucia, IA
  • Average high temperature in May: 69.4°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in May: 52.2°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 (13.1°F).

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Average pressure in May
Mount Lucia, IA

Average pressure in May - Mount Lucia, 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
Mount Lucia, IA

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

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).

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Average humidity in May
Mount Lucia, IA

Average humidity in May - Mount Lucia, IA
  • Average humidity in May: 70%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (65%).

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Average rainfall in May
Mount Lucia, IA

Average rainfall in May - Mount Lucia, IA
  • Average rainfall in May: 3.03"

The wettest months (with the highest rainfall) are May and June (3.03").
The driest month (with the least rainfall) is February (0.67").

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Average rainfall days in May
Mount Lucia, IA

Average rainfall days in May - Mount Lucia, IA
  • Average rainfall days in May: 16.2 days

The month with the highest number of rainy days is June (17.8 days).
The month with the least rainy days is February (3.3 days).

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Average snowfall in May
Mount Lucia, IA

Average snowfall in May - Mount Lucia, IA
  • Average snowfall in May: 0.04"

The month with the highest snowfall is January (2.95").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Mount Lucia, IA

Average snowfall days in May - Mount Lucia, IA
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Mount Lucia, IA

Average daylight in May / Average sunshine in May - Mount Lucia, 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 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 24min).

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Average sunshine days in May
Mount Lucia, IA

Average sunshine days in May - Mount Lucia, IA
  • Average sunshine days in May: 12.8 days

The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is June (9.7 days).

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Average UV index in May
Mount Lucia, IA

Average UV index in May - Mount Lucia, 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
Mount Lucia, IA

Average cloud cover in May - Mount Lucia, IA
  • Average cloud cover in May: 40

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 26).

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Average visibility in May
Mount Lucia, IA

Average visibility in May - Mount Lucia, 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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Mount Lucia, Iowa, USA

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