May weather forecast
Gilman, IA

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Weather in May

May, the last month of the spring in Gilman, is an agreeable month, with an average temperature fluctuating between 52.3°F (11.3°C) and 69.3°F (20.7°C).

Temperature

Gilman sees an increase in the average high-temperature with the arrival of May, moving from April's mild 58.5°F (14.7°C) to a pleasant 69.3°F (20.7°C). In Gilman, May is marked by an average low-temperature of 52.3°F (11.3°C).

Humidity

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

Rainfall

The wettest months are May and June, with an average 1.97" (50mm) of rainfall.

Snowfall

January through May, October through December are months with snowfall in Gilman, Iowa. May is the last month it regularly snows. During 0.2 snowfall days, in May, Gilman aggregates 0.2" (5mm) of snow. In Gilman, during the entire year, snow falls for 30.7 days and aggregates up to 6.06" (154mm) of snow.

Daylight

The average length of the day in May is 14h and 34min.
On the first day of the month, sunrise is at 6:06 am and sunset at 8:10 pm. On the last day of May, sunrise is at 5:38 am and sunset at 8:39 pm CDT.

Sunshine

The average sunshine in May in Gilman is 8.7h.

UV index

In May, the average daily maximum UV index in Gilman is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In May, the maximum UV index of 5 suggests this advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. Avoiding the Sun during its peak radiation time around midday is a healthy practice. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
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Frequently asked questions

What is the average May temperature in Gilman?

The average high-temperature, in May, in Gilman, is 69.3°F (20.7°C), while the average low-temperature is 52.3°F (11.3°C).

What is the average humidity in May in Gilman?

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

What is the rainiest month in Gilman?

The wettest months in Gilman are May and June, with an average 1.97" (50mm) of rainfall.

How many days does it rain in May in Gilman?

In May, in Gilman, Iowa, the rain falls for 14.6 days. Throughout May, 1.97" (50mm) of precipitation is accumulated.

What is the last month it snows in Gilman?

May is the last month it regularly snows in Gilman, Iowa. During 0.2 snowfall days, in May, Gilman aggregates 0.2" (5mm) of snow.

How many hours of daylight does Gilman have in May?

In Gilman, the average day length in May is 14h and 34min.

When are sunrise and sunset in May in Gilman?

In May, on the first day of the month, sunrise is at 6:06 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 8:39 pm CDT.

How many hours of sunshine does Gilman have in May?

In May, the average sunshine duration in Gilman, Iowa, is 8.7h.

How high is the UV index in May in Gilman?

The average daily maximum UV index in May in Gilman is 5. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to 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
Gilman, IA

Average temperature in May - Gilman, IA
  • Average high temperature in May: 69.3°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in May: 52.3°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (13.8°F).

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Average pressure in May
Gilman, IA

Average pressure in May - Gilman, 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 (29.89"Hg).

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Average wind speed in May
Gilman, IA

Average wind speed in May - Gilman, IA
  • Average wind speed in May: 9.1mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (7mph).

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Average humidity in May
Gilman, IA

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

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in May
Gilman, IA

Average rainfall in May - Gilman, IA
  • Average rainfall in May: 1.97"

The wettest months (with the highest rainfall) are May and June (1.97").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in May
Gilman, IA

Average rainfall days in May - Gilman, IA
  • Average rainfall days in May: 14.6 days

The month with the highest number of rainy days is June (15.1 days).
The month with the least rainy days is February (4.1 days).

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Average snowfall in May
Gilman, IA

Average snowfall in May - Gilman, IA
  • Average snowfall in May: 0.2"

The month with the highest snowfall is January (1.81").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Gilman, IA

Average snowfall days in May - Gilman, IA
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (8.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 12min).
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: 4h and 6min).

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Average sunshine days in May
Gilman, IA

Average sunshine days in May - Gilman, IA
  • Average sunshine days in May: 13.5 days

The month with the most sunshine days is January (21.1 days).
The month with the least sunshine days is June (11.5 days).

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Average UV index in May
Gilman, IA

Average UV index in May - Gilman, 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).

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Average cloud cover in May
Gilman, IA

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

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is September (Cloud cover 29).

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Average visibility in May
Gilman, IA

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

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

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Gilman, Iowa, USA

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