May weather forecast
Collins, IA

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Weather in May

The last month of the spring, May, is an agreeable month in Collins, Iowa, with temperature in the range of an average low of 52.5°F (11.4°C) and an average high of 69.1°F (20.6°C).

Temperature

Collins, Iowa, in May sees a temperature change, with average high-temperatures moving from a moderate 58.1°F (14.5°C) in April to a pleasant 69.1°F (20.6°C). During the month of May, the temperature in Collins generally drops to a low average of 52.5°F (11.4°C).

Humidity

In Collins, the average relative humidity in May is 77%.

Rainfall

The month with the most rainfall in Collins, Iowa, is May, when the rain falls for 14.2 days and typically aggregates up to 1.69" (43mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Collins. May is the last month it regularly snows in Collins. During 0.1 snowfall days, in May, Collins aggregates 0.04" (1mm) of snow. Throughout the year, in Collins, there are 29.9 snowfall days, and 4.92" (125mm) of snow is accumulated.

Daylight

In Collins, the average length of the day in May is 14h and 35min.
On the first day of the month, sunrise is at 6:08 am and sunset at 8:12 pm. On the last day of May, in Collins, sunrise is at 5:40 am and sunset at 8:41 pm CDT.

Sunshine

In May, the average sunshine in Collins, Iowa, is 8.6h.

UV index

The average daily maximum UV index in May in Collins, Iowa, is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In May, the maximum UV index of 5 translates into these guidelines:
Adopt protective measures - It is advised to guard against sun damage. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
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Frequently asked questions

What is the temperature in May in Collins?

May temperatures in Collins, Iowa, vary between a high-temperature of 69.1°F (20.6°C) and a low-temperature of 52.5°F (11.4°C).

What is the average humidity in May in Collins?

In May, the average relative humidity is 77%.

What is the wettest month in Collins?

The month with the most rainfall is May, when the rain falls for 14.2 days and typically aggregates up to 1.69" (43mm) of precipitation.

How much does it rain in Collins in May?

In May, the rain falls for 14.2 days. Throughout May, 1.69" (43mm) of precipitation is accumulated.

What is the last month it snows in Collins?

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

What is the average length of the day in May in Collins?

The average day length in May in Collins, Iowa, is 14h and 35min.

What time are sunrise and sunset in May in Collins?

On the first day of May in Collins, sunrise is at 6:08 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:41 pm CDT.

How long on average sun shines in May in Collins?

The average sunshine duration in May in Collins is 8.6h.

What is the UV index reading in May in Collins?

The average daily maximum UV index in May in Collins is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Collins, IA

Average temperature in May - Collins, IA
  • Average high temperature in May: 69.1°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 (26.2°F).

  • Average low temperature in May: 52.5°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

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Average pressure in May
Collins, IA

Average pressure in May - Collins, 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
Collins, IA

Average wind speed in May - Collins, 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
Collins, IA

Average humidity in May - Collins, IA
  • Average humidity in May: 77%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in May
Collins, IA

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

The wettest month (with the highest rainfall) is May (1.69").
The driest months (with the least rainfall) are January and February (0.35").

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Average rainfall days in May
Collins, IA

Average rainfall days in May - Collins, IA
  • Average rainfall days in May: 14.2 days

The month with the highest number of rainy days is June (14.6 days).
The month with the least rainy days is February (2.3 days).

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Average snowfall in May
Collins, IA

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

The month with the highest snowfall is January (1.54").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Collins, IA

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

Average daylight in May / Average sunshine in May - Collins, 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 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in May
Collins, IA

Average sunshine days in May - Collins, IA
  • Average sunshine days in May: 13.9 days

The month with the most sunshine days is December (22.9 days).
The month with the least sunshine days is June (12.9 days).

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Average UV index in May
Collins, IA

Average UV index in May - Collins, 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, February, October, November and December (UV index 2).

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Average cloud cover in May
Collins, IA

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

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 30).

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Average visibility in May
Collins, IA

Average visibility in May - Collins, 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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Collins, Iowa, USA

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