May weather forecast
Cedar Valley, IA

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Weather in May

May, the last month of the spring in Cedar Valley, is a pleasant month, with an average temperature varying between 69.6°F (20.9°C) and 52.7°F (11.5°C).

Temperature

Cedar Valley in May experiences an increase in the average high-temperature, moving from April's mild 58.6°F (14.8°C) to an agreeable 69.6°F (20.9°C). In Cedar Valley, the average low-temperature during the month of May is a fresh 52.7°F (11.5°C).

Humidity

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

Rainfall

May is the month with the most rainfall. Rain falls for 18.7 days and accumulates 4.61" (117mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In Cedar Valley, the average length of the day in May is 14h and 34min.
On the first day of May in Cedar Valley, sunrise is at 6:00 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:32 pm CDT.

Sunshine

In May, the average sunshine in Cedar Valley is 8.8h.

UV index

The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 5 during May leads to these instructions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

What is the temperature in May in Cedar Valley?

An average high-temperature, in May, in Cedar Valley, is 69.6°F (20.9°C) and the average low-temperature is 52.7°F (11.5°C).

What is the average humidity in May in Cedar Valley?

The average relative humidity in May in Cedar Valley, Iowa, is 78%.

What is the wettest month in Cedar Valley?

May is the month with the most rainfall. Rain falls for 18.7 days and accumulates 4.61" (117mm) of precipitation.

How much does it rain in Cedar Valley in May?

In May, the rain falls for 18.7 days. Throughout May, 4.61" (117mm) of precipitation is accumulated.

When it does not snow in Cedar Valley?

May through September are months without snowfall.

Does it snow in Cedar Valley in May?

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

How many hours of daylight does Cedar Valley have in May?

In May, the average day length in Cedar Valley is 14h and 34min.

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

In May, on the first day of the month, sunrise is at 6:00 am and sunset at 8:03 pm. On the last day of the month, in Cedar Valley, Iowa, sunrise is at 5:32 am and sunset at 8:32 pm CDT.

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

In Cedar Valley, Iowa, the average sunshine duration in May is 8.8h.

What is the UV index reading in May in Cedar Valley?

In May, the average daily maximum UV index in Cedar Valley, Iowa, is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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
Cedar Valley, IA

Average temperature in May - Cedar Valley, IA
  • Average high temperature in May: 69.6°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (27.3°F).

  • Average low temperature in May: 52.7°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).

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Average pressure in May
Cedar Valley, IA

Average pressure in May - Cedar Valley, 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 (29.9"Hg).

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Average wind speed in May
Cedar Valley, IA

Average wind speed in May - Cedar Valley, IA
  • Average wind speed in May: 9mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

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Average humidity in May
Cedar Valley, IA

Average humidity in May - Cedar Valley, IA
  • Average humidity in May: 78%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in May
Cedar Valley, IA

Average rainfall in May - Cedar Valley, IA
  • Average rainfall in May: 4.61"

The wettest month (with the highest rainfall) is May (4.61").
The driest month (with the least rainfall) is January (1.3").

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Average rainfall days in May
Cedar Valley, IA

Average rainfall days in May - Cedar Valley, IA
  • Average rainfall days in May: 18.7 days

The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is January (4.4 days).

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Average snowfall in May
Cedar Valley, IA

Average snowfall in May - Cedar Valley, IA
  • Average snowfall in May: 0"

The month with the highest snowfall is January (5.24").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Cedar Valley, IA

Average snowfall days in May - Cedar Valley, IA
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (9.4 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 Valley, IA

Average daylight in May / Average sunshine in May - Cedar Valley, 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 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in May
Cedar Valley, IA

Average sunshine days in May - Cedar Valley, IA
  • Average sunshine days in May: 9.7 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is June (9.2 days).

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Average UV index in May
Cedar Valley, IA

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

The months with the highest UV index are June and July (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
Cedar Valley, IA

Average cloud cover in May - Cedar Valley, IA
  • Average cloud cover in May: 42

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in May
Cedar Valley, IA

Average visibility in May - Cedar Valley, IA
  • Average visibility in May: 6mi

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

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Cedar Valley, Iowa, USA

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