May weather forecast
Clearfield, IA

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Weather in May

May, the last month of the spring in Clearfield, is a pleasant month, with an average temperature varying between 53.6°F (12°C) and 70.3°F (21.3°C).

Temperature

In Clearfield, the average high-temperature in May rises, from a comfortable 60.8°F (16°C) in April, to a pleasant 70.3°F (21.3°C). An average low-temperature of 53.6°F (12°C) is recorded in the month of May.

Humidity

The average relative humidity in May in Clearfield is 78%.

Rainfall

In May, the rain falls for 17.8 days. Throughout May, 3.7" (94mm) of precipitation is accumulated. In Clearfield, Iowa, during the entire year, the rain falls for 123.8 days and collects up to 21.93" (557mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Clearfield, Iowa. May is the last month it regularly snows in Clearfield. During 0.2 snowfall days, in May, Clearfield aggregates 0.04" (1mm) of snow. In Clearfield, during the entire year, snow falls for 28.8 days and aggregates up to 10.51" (267mm) of snow.

Daylight

In May, the average length of the day in Clearfield is 14h and 29min.
On the first day of May in Clearfield, sunrise is at 6:15 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 8:42 pm CDT.

Sunshine

In May, the average sunshine in Clearfield is 8.6h.

UV index

In Clearfield, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 5 during May leads to these instructions:
Adopt protective measures - Suggestions to resist sunburn are offered. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May in Clearfield?

In May, in Clearfield, the average high-temperature is 70.3°F (21.3°C), and the average low-temperature is 53.6°F (12°C).

What is the average humidity in May in Clearfield?

In Clearfield, the average relative humidity in May is 78%.

How many days does it rain in May in Clearfield?

In Clearfield, Iowa, in May, it is raining for 17.8 days, with typically 3.7" (94mm) of accumulated precipitation.

What is the last month it snows in Clearfield?

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

How many hours of daylight does Clearfield have in May?

In Clearfield, the average day length in May is 14h and 29min.

When is the sunrise / sunset in May in Clearfield?

In May, on the first day of the month, sunrise is at 6:15 am and sunset at 8:14 pm. On the last day of the month, in Clearfield, sunrise is at 5:48 am and sunset at 8:42 pm CDT.

How many hours of sunshine does Clearfield have in May?

The average sunshine duration in May in Clearfield, Iowa, is 8.6h.

How high is the UV index in May in Clearfield?

In Clearfield, Iowa, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
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
Clearfield, IA

Average temperature in May - Clearfield, IA
  • Average high temperature in May: 70.3°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 (30.7°F).

  • Average low temperature in May: 53.6°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

Average pressure in May
Clearfield, IA

Average pressure in May - Clearfield, IA
  • Average pressure in May: 29.93"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in May
Clearfield, IA

Average wind speed in May - Clearfield, IA
  • Average wind speed in May: 8.6mph

The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).

Average humidity in May
Clearfield, IA

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

The month with the highest relative humidity is June (81%).
The month with the lowest relative humidity is October (70%).

Average rainfall in May
Clearfield, IA

Average rainfall in May - Clearfield, IA
  • Average rainfall in May: 3.7"

The wettest month (with the highest rainfall) is June (3.78").
The driest month (with the least rainfall) is February (0.63").

Average rainfall days in May
Clearfield, IA

Average rainfall days in May - Clearfield, IA
  • Average rainfall days in May: 17.8 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (3.9 days).

Average snowfall in May
Clearfield, IA

Average snowfall in May - Clearfield, IA
  • Average snowfall in May: 0.04"

The month with the highest snowfall is January (3.15").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Clearfield, IA

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

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Clearfield, 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 18min).

  • Average sunshine in May: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days in May
Clearfield, IA

Average sunshine days in May - Clearfield, IA
  • Average sunshine days in May: 11.1 days

The month with the most sunshine days is November (21.9 days).
The month with the least sunshine days is May (11.1 days).

Average UV index in May
Clearfield, IA

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

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

Average cloud cover in May
Clearfield, IA

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

The month with the most cloud cover is January (Cloud cover 49).
The months with the least cloud cover are July and September (Cloud cover 28).

Average visibility in May
Clearfield, IA

Average visibility in May - Clearfield, 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).

Clearfield, Iowa, USA

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