May weather forecast
Anamosa, IA

Weather in May

The last month of the spring, May, is an agreeable month in Anamosa, Iowa, with average temperature varying between 68.5°F (20.3°C) and 51.6°F (10.9°C).

Temperature

In May, the average high-temperature increases, from a moderate 56.8°F (13.8°C) in April, to a pleasant 68.5°F (20.3°C). In May, in Anamosa, the average low-temperature is 51.6°F (10.9°C).

Humidity

The average relative humidity in May is 79%.

Rainfall

The month with the most rainfall in Anamosa is May when the rain falls for 18.2 days and typically aggregates up to 4.45" (113mm) of precipitation.

Snowfall

May through September are months without snowfall in Anamosa, Iowa.

Daylight

In Anamosa, the average length of the day in May is 14.6h.

Sunshine

The average sunshine is 8.4h.

UV index

In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the average humidity in May in Anamosa?

In May, the average relative humidity in Anamosa, Iowa, is 79%.

What is the wettest month in Anamosa?

The month with the most rainfall is May when the rain falls for 18.2 days and typically aggregates up to 4.45" (113mm) of precipitation.

How many days does it rain in May in Anamosa?

In Anamosa, during May, the rain falls for 18.2 days and regularly aggregates up to 4.45" (113mm) of precipitation.

When it does not snow in Anamosa?

In Anamosa snow does not fall in May through September.

Does it snow in Anamosa 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 Anamosa?

In May, the average length of the day in Anamosa, Iowa, is 14.6h.

How long on average sun shines in May in Anamosa?

The average sunshine in May is 8.4h.

How high is the UV index in May in Anamosa?

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

Average temperature in May
Anamosa, IA

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

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (25.5°F).

  • Average low temperature in May: 51.6°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

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Average pressure in May
Anamosa, IA

Average pressure in May - Anamosa, IA
  • Average pressure in May: 29.94"

The month with the highest atmospheric pressure is January (30.13").
The month with the lowest atmospheric pressure is June (29.9").

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Average wind speed in May
Anamosa, IA

Average wind speed in May - Anamosa, IA
  • Average wind speed in May: 9.2mph

The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

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Average humidity in May
Anamosa, IA

Average humidity in May - Anamosa, IA
  • Average humidity in May: 79%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in May
Anamosa, IA

Average rainfall in May - Anamosa, IA
  • Average rainfall in May: 4.45"

The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is February (1.02").

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Average rainfall days in May
Anamosa, IA

Average rainfall days in May - Anamosa, IA
  • Average rainfall days in May: 18.2 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (4.1 days).

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Average snowfall in May
Anamosa, IA

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

The month with the highest snowfall is January (5.16").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Anamosa, IA

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

The month with the highest number of snowfall days is January (11.3 days).
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
Anamosa, IA

Average daylight in May / Average sunshine in May - Anamosa, IA
  • Average daylight in May: 14.6h

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in May: 8.4h

Months with the most sunshine are July and August (Average sunshine: 9.8h).
The month with the least sunshine is January (Average sunshine: 3.8h).

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Average sunshine days in May
Anamosa, IA

Average sunshine days in May - Anamosa, IA
  • Average sunshine days in May: 10.9 days

The month with the most sunshine days is December (18.2 days).
The month with the least sunshine days is May (10.9 days).

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Average UV index in May
Anamosa, IA

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

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in May
Anamosa, IA

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

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in May
Anamosa, IA

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

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).

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