May weather forecast
Danville, IA

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Weather in May

The last month of the spring, May, is an agreeable month in Danville, Iowa, with an average temperature varying between 70.9°F (21.6°C) and 54°F (12.2°C).

Temperature

Danville, Iowa, sees a rise in temperature during May, with average high-temperatures transitioning from a moderate 60.4°F (15.8°C) in April to an agreeable 70.9°F (21.6°C). In May, the temperature drops to an average of 54°F (12.2°C) at night.

Humidity

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

Rainfall

May is the month with the most rainfall in Danville. Rain falls for 16.7 days and accumulates 3.23" (82mm) of precipitation.

Snowfall

In Danville, snow does not fall in May through September.

Daylight

In May, the average length of the day in Danville, Iowa, is 14h and 29min.
On the first day of the month, sunrise is at 6:02 am and sunset at 8:02 pm. On the last day of May, sunrise is at 5:35 am and sunset at 8:30 pm CDT.

Sunshine

In May, the average sunshine in Danville, Iowa, is 8.8h.

UV index

The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In May, a regular UV index of 5 translates into these guidelines:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Updated: Aug 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

In May, the average high-temperature and low-temperature are 70.9°F (21.6°C) and 54°F (12.2°C) respectively.

What is the average humidity in May?

In May, the average relative humidity is 78%.

What is the rainiest month in Danville?

The month with the most rainfall is May, when the rain falls for 16.7 days and typically aggregates up to 3.23" (82mm) of precipitation.

How much does it rain in Danville in May?

In May, the rain falls for 16.7 days. Throughout May, 3.23" (82mm) 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.

What is the average length of the day in May?

The average day length in May is 14h and 29min.

When are sunrise and sunset in May?

On the first day of May, sunrise is at 6:02 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:30 pm CDT.

How long on average sun shines in May?

The average sunshine duration in May is 8.8h.

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 medium hazard to health from 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
Danville, IA

Average temperature in May - Danville, IA
  • Average high temperature in May: 70.9°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in May: 54°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

Average pressure in May
Danville, IA

Average pressure in May - Danville, 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).

Average wind speed in May
Danville, IA

Average wind speed in May - Danville, IA
  • Average wind speed in May: 8.9mph

The windiest months (with the highest average wind speed) are January, February, March and April (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

Average humidity in May
Danville, IA

Average humidity in May - Danville, IA
  • Average humidity in May: 78%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (70%).

Average rainfall in May
Danville, IA

Average rainfall in May - Danville, IA
  • Average rainfall in May: 3.23"

The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is December (0.87").

Average rainfall days in May
Danville, IA

Average rainfall days in May - Danville, IA
  • Average rainfall days in May: 16.7 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (4.7 days).

Average snowfall in May
Danville, IA

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

The month with the highest snowfall is January (3.03").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Danville, IA

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

The month with the highest number of snowfall days is January (10 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
Danville, IA

Average daylight in May / Average sunshine in May - Danville, 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 18min).

  • 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 12min).

Average sunshine days in May
Danville, IA

Average sunshine days in May - Danville, IA
  • Average sunshine days in May: 10.6 days

The months with the most sunshine days are October and December (18.5 days).
The month with the least sunshine days is June (10.5 days).

Average UV index in May
Danville, IA

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

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

Average cloud cover in May
Danville, IA

Average cloud cover in May - Danville, IA
  • Average cloud cover in May: 41

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

Average visibility in May
Danville, IA

Average visibility in May - Danville, 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).

Danville, Iowa, USA

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