May weather forecast
Guttenberg, IA

englishespañol中文
Share

Weather in May

In May, Guttenberg experiences even warmer temperatures, amplified by an increase in the length of day. Humidity spikes to 81% and rainfall reaches its peak in May at 3.94" (100mm) which indicates the higher possibility of thunderstorms. Sunshine duration also sees an upswing, allowing for more outdoor activities. Snowfall is virtually non-existent in May, leaving the residents with clear and dry roads. The wind speed lowers considerably, with an average speed of 8.6mph (13.8km/h), creating a more calm and serene ambience in the city.

Temperature

Guttenberg, Iowa, sees an increase in average high-temperatures during May, moving from a cool 54.9°F (12.7°C) in April to a refreshing 66.7°F (19.3°C). In Guttenberg, May nights witness a steady temperature drop to a frosty 48.7°F (9.3°C).

Humidity

The average relative humidity in May is 81%.

Rainfall

The month with the most rainfall is May, when the rain falls for 18 days and typically aggregates up to 3.94" (100mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Guttenberg aggregates 0.04" (1mm) of snow. Throughout the year, there are 48.6 snowfall days, and 19.57" (497mm) of snow is accumulated.

Daylight

The average length of the day in May in Guttenberg is 14h and 40min.
On the first day of May, sunrise is at 5:57 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 5:28 am and sunset at 8:35 pm CDT.

Sunshine

The average sunshine in May is 8.3h.

UV index

In Guttenberg, 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 average individuals.
Note: The maximum daily UV index of 5 in May converts into the following recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
[Resources]

Frequently asked questions

What is the temperature in May in Guttenberg?

May temperatures in Guttenberg, Iowa, vary between a high-temperature of 66.7°F (19.3°C) and a low-temperature of 48.7°F (9.3°C).

What is the average humidity in May in Guttenberg?

In Guttenberg, Iowa, the average relative humidity in May is 81%.

What is the rainiest month in Guttenberg?

The month with the most rainfall is May, when the rain falls for 18 days and typically aggregates up to 3.94" (100mm) of precipitation.

How much does it rain in Guttenberg in May?

In May, in Guttenberg, Iowa, the rain falls for 18 days. Throughout May, 3.94" (100mm) of precipitation is accumulated.

What is the last month it snows in Guttenberg?

May is the last month it regularly snows in Guttenberg. During 0.1 snowfall days, in May, Guttenberg aggregates 0.04" (1mm) of snow.

How many hours of daylight does Guttenberg have in May?

The average day length in May in Guttenberg is 14h and 40min.

What time are sunrise and sunset in May in Guttenberg?

On the first day of May, sunrise is at 5:57 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 5:28 am and sunset at 8:35 pm CDT.

How long on average sun shines in May in Guttenberg?

In Guttenberg, Iowa, the average sunshine duration in May is 8.3h.

How high is the UV index in May in Guttenberg?

In Guttenberg, Iowa, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
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
Guttenberg, IA

Average temperature in May - Guttenberg, IA
  • Average high temperature in May: 66.7°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (23.7°F).

  • Average low temperature in May: 48.7°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (11.3°F).

[Resources]

Average pressure in May
Guttenberg, IA

Average pressure in May - Guttenberg, IA
  • Average pressure in May: 29.94"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).

[Resources]

Average wind speed in May
Guttenberg, IA

Average wind speed in May - Guttenberg, IA
  • Average wind speed in May: 8.6mph

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

[Resources]

Average humidity in May
Guttenberg, IA

Average humidity in May - Guttenberg, IA
  • Average humidity in May: 81%

The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is October (75%).

[Resources]

Average rainfall in May
Guttenberg, IA

Average rainfall in May - Guttenberg, IA
  • Average rainfall in May: 3.94"

The wettest month (with the highest rainfall) is May (3.94").
The driest month (with the least rainfall) is January (1.18").

[Resources]

Average rainfall days in May
Guttenberg, IA

Average rainfall days in May - Guttenberg, IA
  • Average rainfall days in May: 18 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (4.4 days).

[Resources]

Average snowfall in May
Guttenberg, IA

Average snowfall in May - Guttenberg, IA
  • Average snowfall in May: 0.04"

The month with the highest snowfall is January (5.2").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in May
Guttenberg, IA

Average snowfall days in May - Guttenberg, IA
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

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

Average daylight in May / Average sunshine in May - Guttenberg, 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 6min).

  • Average sunshine in May: 8h and 2min

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

[Resources]

Average sunshine days in May
Guttenberg, IA

Average sunshine days in May - Guttenberg, IA
  • Average sunshine days in May: 11 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (10.3 days).

[Resources]

Average UV index in May
Guttenberg, IA

Average UV index in May - Guttenberg, 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, November and December (UV index 1).

[Resources]

Average cloud cover in May
Guttenberg, IA

Average cloud cover in May - Guttenberg, IA
  • Average cloud cover in May: 44

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 31).

[Resources]

Average visibility in May
Guttenberg, IA

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

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

[Resources]

Guttenberg, Iowa, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location