May weather forecast
Davenport, IA

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An intricate layout of the city of Davenport, Iowa, set in a scenic spot on the famous Mississippi River
An intricate layout of the city of Davenport, Iowa, set in a scenic spot on the famous Mississippi River

Weather in May

May manifests a complete departure from the wintry chills to pleasant warmth. Davenport is drenched in the highest amount of rainfall for the year, averaging 4.49" (114mm). Nevertheless, people can still savor the sunshine for a commendable 8.6 hours. The end of May signals the imminent arrival of Summer, as temperatures continue to rise, and the city becomes more arid. Gusts die down to their lowest levels of the year, coupled with 14.5 hours of daylight that encourages outdoor outings and gatherings.

Temperature

The shift into May is accompanied by a temperature increase, with the average high-temperature rising from a mild 59°F (15°C) in April to a pleasant 70.3°F (21.3°C). Throughout May, a steady low-temperature average of 53.2°F (11.8°C) is noted.

Humidity

The average relative humidity in May is 77%.

Rainfall

The month with the most rainfall is May, when the rain falls for 17.5 days and typically aggregates up to 4.49" (114mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In Davenport, the average length of the day in May is 14h and 32min.
On the first day of the month, sunrise is at 5:58 am and sunset at 8:00 pm. On the last day of May, sunrise is at 5:30 am and sunset at 8:29 pm CDT.

Sunshine

The average sunshine in May is 8.6h.

UV index

In Davenport, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: During May, 5 as the daily maximum UV index converts into the following advice:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.

Frequently asked questions

What are May temperatures in Davenport?

In Davenport, in May, the average high-temperature is 70.3°F (21.3°C), and the average low-temperature is 53.2°F (11.8°C).

What is the average humidity in May?

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

What is the rainiest month?

The month with the most rainfall is May, when the rain falls for 17.5 days and typically aggregates up to 4.49" (114mm) of precipitation.

How many days does it rain in May?

In May, the rain falls for 17.5 days. Throughout May, 4.49" (114mm) of precipitation is accumulated.

When it does not snow?

May through September are months without snowfall.

Does it snow in May?

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

How many hours of daylight does Davenport have in May?

The average day length in May is 14h and 32min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 5:58 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 8:29 pm CDT.

How long on average sun shines in May?

In May, the average sunshine duration is 8.6h.

How high is the UV index in May?

In Davenport, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe 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
Davenport, IA

Average temperature in May - Davenport, 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).

Average pressure in May
Davenport, IA

Average pressure in May - Davenport, 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).

Average wind speed in May
Davenport, IA

Average wind speed in May - Davenport, 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).

Average humidity in May
Davenport, IA

Average humidity in May - Davenport, 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%).

Average rainfall in May
Davenport, IA

Average rainfall in May - Davenport, 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").

Average rainfall days in May
Davenport, IA

Average rainfall days in May - Davenport, 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).

Average snowfall in May
Davenport, IA

Average snowfall in May - Davenport, 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").

Average snowfall days in May
Davenport, IA

Average snowfall days in May - Davenport, 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).

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

Average daylight in May / Average sunshine in May - Davenport, 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 12min).

  • Average sunshine in May: 8h and 4min

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).

Average sunshine days in May
Davenport, IA

Average sunshine days in May - Davenport, 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).

Average UV index in May
Davenport, IA

Average UV index in May - Davenport, 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).

Average cloud cover in May
Davenport, IA

Average cloud cover in May - Davenport, 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).

Average visibility in May
Davenport, IA

Average visibility in May - Davenport, 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).

Davenport, Iowa, USA

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