May weather forecast
Dolliver, IA

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Weather in May

The last month of the spring, May, is a pleasant month in Dolliver, Iowa, with temperature in the range of an average high of 68°F (20°C) and an average low of 51.4°F (10.8°C).

Temperature

Dolliver experiences a temperature shift with the start of May, with average high-temperatures moving from a fresh 55°F (12.8°C) in April to an agreeable 68°F (20°C). During May, the nighttime temperature averages of 51.4°F (10.8°C).

Humidity

In May, the average relative humidity is 69%.

Rainfall

In May, in Dolliver, the rain falls for 16.2 days. Throughout May, 3.27" (83mm) of precipitation is accumulated. Throughout the year, there are 123.7 rainfall days, and 23.66" (601mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.3 snowfall days, in May, Dolliver aggregates 0.24" (6mm) of snow. In Dolliver, during the entire year, snow falls for 48.8 days and aggregates up to 19.76" (502mm) of snow.

Daylight

The average length of the day in May is 14h and 43min.
On the first day of the month, sunrise is at 6:09 am and sunset at 8:21 pm. On the last day of May, sunrise is at 5:40 am and sunset at 8:52 pm CDT.

Sunshine

The average sunshine in May is 8.6h.

UV index

The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: A daily high UV index of 5 in May leads to these guidelines:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Dolliver in May?

An average high-temperature, in May, in Dolliver, is 68°F (20°C) and the average low-temperature is 51.4°F (10.8°C).

What is the average humidity in May?

In May, the average relative humidity is 69%.

How many days does it rain in May?

In May, the rain falls for 16.2 days. Throughout May, 3.27" (83mm) of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Dolliver aggregates 0.24" (6mm) of snow.

How many hours of daylight does Dolliver have in May?

The average day length in May is 14h and 43min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 6:09 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:52 pm CDT.

How many hours of sunshine does Dolliver have in May?

The average sunshine duration in May is 8.6h.

How high is the UV index in May?

The average daily maximum UV index in May 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 days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Dolliver, IA

Average temperature in May - Dolliver, IA
  • Average high temperature in May: 68°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (22.5°F).

  • Average low temperature in May: 51.4°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).

Average pressure in May
Dolliver, IA

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

The months with the highest atmospheric pressure are January and February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in May
Dolliver, IA

Average wind speed in May - Dolliver, IA
  • Average wind speed in May: 9.6mph

The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).

Average humidity in May
Dolliver, IA

Average humidity in May - Dolliver, IA
  • Average humidity in May: 69%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (68%).

Average rainfall in May
Dolliver, IA

Average rainfall in May - Dolliver, IA
  • Average rainfall in May: 3.27"

The wettest month (with the highest rainfall) is June (3.7").
The driest month (with the least rainfall) is January (0.87").

Average rainfall days in May
Dolliver, IA

Average rainfall days in May - Dolliver, IA
  • Average rainfall days in May: 16.2 days

The month with the highest number of rainy days is June (18 days).
The month with the least rainy days is February (2.3 days).

Average snowfall in May
Dolliver, IA

Average snowfall in May - Dolliver, IA
  • Average snowfall in May: 0.24"

The month with the highest snowfall is February (4.8").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Dolliver, IA

Average snowfall days in May - Dolliver, IA
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Dolliver, IA
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in May: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in May
Dolliver, IA

Average sunshine days in May - Dolliver, IA
  • Average sunshine days in May: 13 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is June (10.1 days).

Average UV index in May
Dolliver, IA

Average UV index in May - Dolliver, 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 February (UV index 1).

Average cloud cover in May
Dolliver, IA

Average cloud cover in May - Dolliver, IA
  • Average cloud cover in May: 42

The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are July and September (Cloud cover 31).

Average visibility in May
Dolliver, IA

Average visibility in May - Dolliver, IA
  • Average visibility in May: 6mi

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

Dolliver, Iowa, USA

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