May weather forecast
New Hampton, IA

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Weather in May

The last month of the spring, May, is a comfortable month in New Hampton, Iowa, with an average temperature fluctuating between 50°F (10°C) and 66.6°F (19.2°C).

Temperature

The transition to May introduces an increase in the average high-temperature, shifting from a cool 54.5°F (12.5°C) in April to a comfortable 66.6°F (19.2°C). The low-temperature average for New Hampton during May stands at a fresh 50°F (10°C).

Humidity

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

Rainfall

In New Hampton, in May, during 14.3 rainfall days, 1.38" (35mm) of precipitation is typically accumulated. In New Hampton, during the entire year, the rain falls for 98 days and collects up to 9.8" (249mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.3 snowfall days, in May, New Hampton aggregates 0.04" (1mm) of snow. In New Hampton, during the entire year, snow falls for 36.8 days and aggregates up to 6.22" (158mm) of snow.

Daylight

In May, the average length of the day is 14h and 41min.
On the first day of the month, sunrise is at 6:01 am and sunset at 8:10 pm. On the last day of May, sunrise is at 5:32 am and sunset at 8:41 pm CDT.

Sunshine

In New Hampton, the average sunshine in May is 8.4h.

UV index

In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 5 in May translates into this advice:
Be vigilant - Preventing sunburn is recommended. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.

Frequently asked questions

What are the temperatures in May?

The high-temperature during May is 66.6°F (19.2°C) and the low-temperature is 50°F (10°C).

What is the average humidity in May?

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

How much does it rain in May?

In New Hampton, in May, it is raining for 14.3 days, with typically 1.38" (35mm) of accumulated precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.3 snowfall days, in May, New Hampton aggregates 0.04" (1mm) of snow.

How many hours of daylight does New Hampton have in May?

In New Hampton, the average day length in May is 14h and 41min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:01 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:41 pm CDT.

How long on average sun shines in May?

In May, the average sunshine duration is 8.4h.

What is the UV index reading in May?

In New Hampton, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
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
New Hampton, IA

Average temperature in May - New Hampton, IA
  • Average high temperature in May: 66.6°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (22.5°F).

  • Average low temperature in May: 50°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).

Average pressure in May
New Hampton, IA

Average pressure in May - New Hampton, IA
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in May
New Hampton, IA

Average wind speed in May - New Hampton, IA
  • Average wind speed in May: 9.3mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.2mph).

Average humidity in May
New Hampton, IA

Average humidity in May - New Hampton, IA
  • Average humidity in May: 77%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (73%).

Average rainfall in May
New Hampton, IA

Average rainfall in May - New Hampton, IA
  • Average rainfall in May: 1.38"

The wettest month (with the highest rainfall) is June (1.5").
The driest month (with the least rainfall) is January (0.31").

Average rainfall days in May
New Hampton, IA

Average rainfall days in May - New Hampton, IA
  • Average rainfall days in May: 14.3 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 days).

Average snowfall in May
New Hampton, IA

Average snowfall in May - New Hampton, IA
  • Average snowfall in May: 0.04"

The month with the highest snowfall is February (1.85").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
New Hampton, IA

Average snowfall days in May - New Hampton, IA
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (9.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
New Hampton, IA

Average daylight in May / Average sunshine in May - New Hampton, 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 month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in May
New Hampton, IA

Average sunshine days in May - New Hampton, IA
  • Average sunshine days in May: 13.9 days

The month with the most sunshine days is November (22 days).
The month with the least sunshine days is June (13.3 days).

Average UV index in May
New Hampton, IA

Average UV index in May - New Hampton, IA
  • Average UV index in May: 5

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in May
New Hampton, IA

Average cloud cover in May - New Hampton, 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 32).

Average visibility in May
New Hampton, IA

Average visibility in May - New Hampton, IA
  • Average visibility in May: 6mi

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

New Hampton, Iowa, USA

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