May weather forecast
Bettendorf, IA

Modern homes in an estate in Bettendorf, Iowa, set in a luxurious and serene environment overlooking the calm sea out front
Modern homes in an estate in Bettendorf, Iowa, set in a luxurious and serene environment overlooking the calm sea out front

Weather in May

May, the last month of the spring in Bettendorf, is a pleasant month, with an average temperature ranging between min 53.2°F (11.8°C) and max 70.3°F (21.3°C).

Temperature

In Bettendorf, the average high-temperature in May rises from a moderate 59°F (15°C) in April to a pleasant 70.3°F (21.3°C). In May, the average low-temperature is 53.2°F (11.8°C).

Humidity

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

Rainfall

May is the month with the most rainfall in Bettendorf. Rain falls for 17.5 days and accumulates 4.49" (114mm) of precipitation.

Snowfall

In Bettendorf, snow does not fall through September.

Daylight

In May, the average length of the day is 14h and 32min.
On the first day of May in Bettendorf, sunrise is at 5:58 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 8:28 pm CDT.

Sunshine

The average sunshine in May in Bettendorf is 8.6h.

UV index

In Bettendorf, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 5 in May interpret into the following advice:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the average humidity in May in Bettendorf?

The average relative humidity in May in Bettendorf is 77%.

What is the rainiest month in Bettendorf?

May is the month with the most rainfall in Bettendorf. Rain falls for 17.5 days and accumulates 4.49" (114mm) of precipitation.

How much does it rain in Bettendorf in May?

In Bettendorf, Iowa, in May, it is raining for 17.5 days, with typically 4.49" (114mm) of accumulated precipitation.

When it does not snow in Bettendorf?

In Bettendorf, Iowa, snow does not fall in May through September.

Does it snow in Bettendorf in May?

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

How many hours of daylight does Bettendorf have in May?

In May, the average day length in Bettendorf, Iowa, is 14h and 32min.

What time are sunrise and sunset in May in Bettendorf?

On the first day of May, sunrise is at 5:58 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 8:28 pm CDT.

How long on average sun shines in May in Bettendorf?

The average sunshine duration in May in Bettendorf is 8.6h.

What is the UV index intensity in May in Bettendorf?

In May, the average daily maximum UV index in Bettendorf, Iowa, is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Bettendorf, IA

Average temperature in May - Bettendorf, IA
  • Average high temperature in May: 70.3°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (28°F).

  • Average low temperature in May: 53.2°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 (15.6°F).

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Average pressure in May
Bettendorf, IA

Average pressure in May - Bettendorf, IA
  • Average pressure in May: 29.95"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in May
Bettendorf, IA

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

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

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Average humidity in May
Bettendorf, IA

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

The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in May
Bettendorf, IA

Average rainfall in May - Bettendorf, IA
  • Average rainfall in May: 4.49"

The wettest month (with the highest rainfall) is May (4.49").
The driest month (with the least rainfall) is February (1.1").

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Average rainfall days in May
Bettendorf, IA

Average rainfall days in May - Bettendorf, IA
  • Average rainfall days in May: 17.5 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (4.3 days).

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Average snowfall in May
Bettendorf, IA

Average snowfall in May - Bettendorf, IA
  • Average snowfall in May: 0"

The month with the highest snowfall is January (3.98").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Bettendorf, IA

Average snowfall days in May - Bettendorf, IA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Bettendorf, IA
  • Average daylight in May: 14h and 32min

The month with the longest days is June (Average daylight: 15h and 8min).
The month with the shortest days is December (Average daylight: 9h and 14min).

  • Average sunshine in May: 8h and 36min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in May
Bettendorf, IA

Average sunshine days in May - Bettendorf, IA
  • Average sunshine days in May: 11.4 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (11.4 days).

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Average UV index in May
Bettendorf, IA

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

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

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Average cloud cover in May
Bettendorf, IA

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

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in May
Bettendorf, IA

Average visibility in May - Bettendorf, 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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