May weather forecast
Cedar Falls, IA

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Weather in May

The weather in May in Cedar Falls, Iowa, extends the gentle warmth of spring throughout the month. Comfortable temperatures create a pleasant atmosphere, eliminating the need for heavy winter clothing. With the highest rainfall of 4.25" (108mm), May outpours April, lending to a damp atmosphere. The greenery attains a lush vibrance, filling the town with the spirit of spring. Overcast days are balanced by an increase in sunlight hours.

Temperature

Cedar Falls's transition into May is marked by a rise in the average high-temperature, advancing from a moderate 56.5°F (13.6°C) in April to a pleasant 68.2°F (20.1°C). Cedar Falls's May nights cool down to an average low-temperature of 51.6°F (10.9°C).

Humidity

In May, the average relative humidity is 77%.

Rainfall

The month with the most rainfall in Cedar Falls is May, when the rain falls for 16.9 days and typically aggregates up to 4.25" (108mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Cedar Falls. During 0.2 snowfall days, in May, Cedar Falls aggregates 0.16" (4mm) of snow. In Cedar Falls, during the entire year, snow falls for 41.5 days and aggregates up to 17.56" (446mm) of snow.

Daylight

In Cedar Falls, the average length of the day in May is 14h and 38min.
On the first day of the month, sunrise is at 6:03 am and sunset at 8:10 pm. On the last day of May, in Cedar Falls, sunrise is at 5:34 am and sunset at 8:40 pm CDT.

Sunshine

In May, the average sunshine is 8.4h.

UV index

The average daily maximum UV index in May in Cedar Falls is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high daily UV index of 5 during May translates into the following directions:
Adopt protective measures - Suggestions to resist sunburn are offered. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
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Frequently asked questions

What is the temperature in May in Cedar Falls?

An average high-temperature, in May, in Cedar Falls, is 68.2°F (20.1°C) and the average low-temperature is 51.6°F (10.9°C).

What is the average humidity in May in Cedar Falls?

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

What is the rainiest month in Cedar Falls?

The month with the most rainfall in Cedar Falls, Iowa, is May, when the rain falls for 16.9 days and typically aggregates up to 4.25" (108mm) of precipitation.

How many days does it rain in May in Cedar Falls?

In Cedar Falls, during May, the rain falls for 16.9 days and regularly aggregates up to 4.25" (108mm) of precipitation.

What is the last month it snows in Cedar Falls?

May is the last month it regularly snows. During 0.2 snowfall days, in May, Cedar Falls aggregates 0.16" (4mm) of snow.

What is the average length of the day in May in Cedar Falls?

In May, the average day length is 14h and 38min.

What time are sunrise and sunset in May in Cedar Falls?

In May, on the first day of the month, sunrise is at 6:03 am and sunset at 8:10 pm. On the last day of the month, in Cedar Falls, Iowa, sunrise is at 5:34 am and sunset at 8:40 pm CDT.

How long on average sun shines in May in Cedar Falls?

In May, the average sunshine duration in Cedar Falls is 8.4h.

What is the UV index intensity in May in Cedar Falls?

The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Cedar Falls, IA

Average temperature in May - Cedar Falls, IA
  • Average high temperature in May: 68.2°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (24.3°F).

  • Average low temperature in May: 51.6°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (12°F).

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Average pressure in May
Cedar Falls, IA

Average pressure in May - Cedar Falls, 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
Cedar Falls, IA

Average wind speed in May - Cedar Falls, IA
  • Average wind speed in May: 9.3mph

The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest month (with the lowest average wind speed) is August (7mph).

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Average humidity in May
Cedar Falls, IA

Average humidity in May - Cedar Falls, 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
Cedar Falls, IA

Average rainfall in May - Cedar Falls, IA
  • Average rainfall in May: 4.25"

The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is January (1.06").

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Average rainfall days in May
Cedar Falls, IA

Average rainfall days in May - Cedar Falls, IA
  • Average rainfall days in May: 16.9 days

The month with the highest number of rainy days is June (17 days).
The months with the least rainy days are January and February (4.2 days).

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Average snowfall in May
Cedar Falls, IA

Average snowfall in May - Cedar Falls, IA
  • Average snowfall in May: 0.16"

The month with the highest snowfall is January (4.72").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Cedar Falls, IA

Average snowfall days in May - Cedar Falls, IA
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (10.4 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
Cedar Falls, IA

Average daylight in May / Average sunshine in May - Cedar Falls, 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 2min

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
Cedar Falls, IA

Average sunshine days in May - Cedar Falls, IA
  • Average sunshine days in May: 12.9 days

The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is June (11.8 days).

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Average UV index in May
Cedar Falls, IA

Average UV index in May - Cedar Falls, IA
  • Average UV index in May: 5

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

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Average cloud cover in May
Cedar Falls, IA

Average cloud cover in May - Cedar Falls, IA
  • Average cloud cover in May: 43

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 31).

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Average visibility in May
Cedar Falls, IA

Average visibility in May - Cedar Falls, 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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Cedar Falls, Iowa, USA

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