May weather forecast
Fenton, IA

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Weather in May

The last month of the spring, May, is a pleasant month in Fenton, Iowa, with an average temperature fluctuating between 68.5°F (20.3°C) and 52.2°F (11.2°C).

Temperature

May's onset brings a rise in the average high-temperature, moving from a refreshing 55.9°F (13.3°C) in April to an agreeable 68.5°F (20.3°C). An average temperature of 52.2°F (11.2°C) is recorded during the nights in May.

Humidity

In Fenton, the average relative humidity in May is 70%.

Rainfall

In May, in Fenton, the rain falls for 13.2 days. Throughout May, 1.69" (43mm) of precipitation is accumulated. In Fenton, during the entire year, the rain falls for 100.5 days and collects up to 11.69" (297mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In May, the average length of the day is 14h and 42min.
On the first day of May, sunrise is at 6:09 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:50 pm CDT.

Sunshine

In Fenton, the average sunshine in May is 8.6h.

UV index

In Fenton, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: In May, a daily maximum UV index of 5 leads to the following instructions:
Guard yourself - Precautionary measures against sun damage are advocated. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Updated: Jun 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

The high-temperature during May is 68.5°F (20.3°C) and the low-temperature is 52.2°F (11.2°C).

What is the average humidity in May?

In Fenton, Iowa, the average relative humidity in May is 70%.

How many days does it rain in May?

In Fenton, in May, it is raining for 13.2 days, with typically 1.69" (43mm) of accumulated precipitation.

When it does not snow?

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

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?

In May, the average day length is 14h and 42min.

When are sunrise and sunset in May?

On the first day of May, sunrise is at 6:09 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:50 pm CDT.

How many hours of sunshine does Fenton have in May?

In Fenton, the average sunshine duration in May is 8.6h.

What is the UV index intensity in May?

In Fenton, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's 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
Fenton, IA

Average temperature in May - Fenton, IA
  • Average high temperature in May: 68.5°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (23.4°F).

  • Average low temperature in May: 52.2°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

Average pressure in May
Fenton, IA

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

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

Average wind speed in May
Fenton, IA

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

The windiest months (with the highest average wind speed) are January and April (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.5mph).

Average humidity in May
Fenton, IA

Average humidity in May - Fenton, IA
  • Average humidity in May: 70%

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

Average rainfall in May
Fenton, IA

Average rainfall in May - Fenton, IA
  • Average rainfall in May: 1.69"

The wettest month (with the highest rainfall) is June (1.89").
The driest month (with the least rainfall) is January (0.39").

Average rainfall days in May
Fenton, IA

Average rainfall days in May - Fenton, IA
  • Average rainfall days in May: 13.2 days

The month with the highest number of rainy days is June (14.5 days).
The month with the least rainy days is February (2.1 days).

Average snowfall in May
Fenton, IA

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

The month with the highest snowfall is February (2.56").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Fenton, IA

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

The month with the highest number of snowfall days is January (9.8 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
Fenton, IA

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

The month with the longest days is June (Average daylight: 15h and 18min).
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 48min).

Average sunshine days in May
Fenton, IA

Average sunshine days in May - Fenton, IA
  • Average sunshine days in May: 15.1 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is June (12.8 days).

Average UV index in May
Fenton, IA

Average UV index in May - Fenton, 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 December (UV index 1).

Average cloud cover in May
Fenton, IA

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

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

Average visibility in May
Fenton, IA

Average visibility in May - Fenton, 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).

Fenton, Iowa, USA

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