May weather forecast
Horton, IA

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Weather in May

The last month of the spring, May, is a refreshing month in Horton, Iowa, with temperature in the range of an average low of 51.4°F (10.8°C) and an average high of 67.8°F (19.9°C).

Temperature

Horton sees a rise in temperature during May, with average high-temperatures transitioning from a refreshing 56.1°F (13.4°C) in April to a comfortable 67.8°F (19.9°C). Horton, in the month of May, anticipates a consistent average low-temperature of 51.4°F (10.8°C).

Humidity

In Horton, the average relative humidity in May is 77%.

Rainfall

In Horton, during May, the rain falls for 18.7 days and regularly aggregates up to 4.17" (106mm) of precipitation. Throughout the year, in Horton, there are 138.7 rainfall days, and 28.78" (731mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Horton, Iowa, are January through May, October through December. May is the last month it regularly snows in Horton. During 0.2 snowfall days, in May, Horton aggregates 0.2" (5mm) of snow. In Horton, during the entire year, snow falls for 43.6 days and aggregates up to 19.25" (489mm) of snow.

Daylight

In Horton, the average length of the day in May is 14h and 40min.
On the first day of the month, sunrise is at 6:02 am and sunset at 8:11 pm. On the last day of May, in Horton, sunrise is at 5:34 am and sunset at 8:41 pm CDT.

Sunshine

In May, the average sunshine in Horton, Iowa, is 8.5h.

UV index

In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 5 during May translates into the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the usual temperature for Horton in May?

Horton in May has an average high-temperature of 67.8°F (19.9°C) and an average low-temperature of 51.4°F (10.8°C).

What is the average humidity in May in Horton?

In Horton, Iowa, the average relative humidity in May is 77%.

How many days does it rain in May in Horton?

In Horton, during May, the rain falls for 18.7 days and regularly aggregates up to 4.17" (106mm) of precipitation.

What is the last month it snows in Horton?

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

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

The average day length in May in Horton is 14h and 40min.

What time are sunrise and sunset in May in Horton?

On the first day of May, sunrise is at 6:02 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:41 pm CDT.

How long on average sun shines in May in Horton?

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

How high is the UV index in May in Horton?

In Horton, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from 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
Horton, IA

Average temperature in May - Horton, IA
  • Average high temperature in May: 67.8°F

The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (23.9°F).

  • Average low temperature in May: 51.4°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (11.3°F).

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Average pressure in May
Horton, IA

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in May
Horton, IA

Average wind speed in May - Horton, IA
  • Average wind speed in May: 9.2mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (7mph).

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Average humidity in May
Horton, IA

Average humidity in May - Horton, IA
  • Average humidity in May: 77%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in May
Horton, IA

Average rainfall in May - Horton, IA
  • Average rainfall in May: 4.17"

The wettest month (with the highest rainfall) is June (4.29").
The driest month (with the least rainfall) is January (1.02").

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Average rainfall days in May
Horton, IA

Average rainfall days in May - Horton, IA
  • Average rainfall days in May: 18.7 days

The month with the highest number of rainy days is June (19.4 days).
The month with the least rainy days is February (3.9 days).

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Average snowfall in May
Horton, IA

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

The month with the highest snowfall is February (5.08").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Horton, IA

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

The month with the highest number of snowfall days is January (10.5 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
Horton, IA

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

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in May
Horton, IA

Average sunshine days in May - Horton, IA
  • Average sunshine days in May: 10.3 days

The months with the most sunshine days are October and November (17.8 days).
The month with the least sunshine days is June (9.2 days).

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Average UV index in May
Horton, IA

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

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in May
Horton, IA

Average cloud cover in May - Horton, IA
  • Average cloud cover in May: 43

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in May
Horton, IA

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

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

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Horton, Iowa, USA

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