May weather forecast
Saint Paul, IA

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Weather in May

May, the last month of the spring in Saint Paul, is an agreeable month, with an average temperature varying between 54.1°F (12.3°C) and 71.1°F (21.7°C).

Temperature

May's onset brings a rise in the average high-temperature, moving from an enjoyable 61.2°F (16.2°C) in April to a pleasant 71.1°F (21.7°C). An average minimum temperature of 54.1°F (12.3°C) is recorded in Saint Paul during the month of May.

Humidity

In May, the average relative humidity is 79%.

Rainfall

The month with the most rainfall in Saint Paul is May, when the rain falls for 19.2 days and typically aggregates up to 4.25" (108mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in May in Saint Paul is 14h and 28min.
On the first day of May, sunrise is at 6:03 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 8:30 pm CDT.

Sunshine

In Saint Paul, Iowa, the average sunshine in May is 8.9h.

UV index

In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 5 in May converts into the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
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Frequently asked questions

What is the average May temperature in Saint Paul?

In Saint Paul, 71.1°F (21.7°C) is the average high-temperature and 54.1°F (12.3°C) is the average low-temperature during May.

What is the average humidity in May in Saint Paul?

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

What is the rainiest month in Saint Paul?

May is the month with the most rainfall in Saint Paul, Iowa. Rain falls for 19.2 days and accumulates 4.25" (108mm) of precipitation.

How much does it rain in Saint Paul in May?

In Saint Paul, in May, during 19.2 rainfall days, 4.25" (108mm) of precipitation is typically accumulated.

When it does not snow in Saint Paul?

May through September are months without snowfall.

Does it snow in Saint Paul in May?

In May, in Saint Paul, Iowa, it doesn't snow. April is the latest month when it typically snows.

What is the average length of the day in May in Saint Paul?

In Saint Paul, the average day length in May is 14h and 28min.

What time are sunrise and sunset in May in Saint Paul?

In May, on the first day of the month, sunrise is at 6:03 am and sunset at 8:02 pm. On the last day of the month, in Saint Paul, Iowa, sunrise is at 5:36 am and sunset at 8:30 pm CDT.

How many hours of sunshine does Saint Paul have in May?

In Saint Paul, the average sunshine duration in May is 8.9h.

What is the UV index intensity in May in Saint Paul?

The average daily maximum UV index in May in Saint Paul, Iowa, is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's 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
Saint Paul, IA

Average temperature in May - Saint Paul, IA
  • Average high temperature in May: 71.1°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (30.2°F).

  • Average low temperature in May: 54.1°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

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Average pressure in May
Saint Paul, IA

Average pressure in May - Saint Paul, IA
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in May
Saint Paul, IA

Average wind speed in May - Saint Paul, IA
  • Average wind speed in May: 8.8mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).

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Average humidity in May
Saint Paul, IA

Average humidity in May - Saint Paul, IA
  • Average humidity in May: 79%

The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in May
Saint Paul, IA

Average rainfall in May - Saint Paul, IA
  • Average rainfall in May: 4.25"

The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is December (1.38").

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Average rainfall days in May
Saint Paul, IA

Average rainfall days in May - Saint Paul, IA
  • Average rainfall days in May: 19.2 days

The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is February (4.9 days).

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Average snowfall in May
Saint Paul, IA

Average snowfall in May - Saint Paul, IA
  • Average snowfall in May: 0"

The month with the highest snowfall is January (4.41").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Saint Paul, IA

Average snowfall days in May - Saint Paul, IA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Saint Paul, IA

Average daylight in May / Average sunshine in May - Saint Paul, IA
  • Average daylight in May: 14h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in May
Saint Paul, IA

Average sunshine days in May - Saint Paul, IA
  • Average sunshine days in May: 9.2 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (9.2 days).

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Average UV index in May
Saint Paul, IA

Average UV index in May - Saint Paul, IA
  • Average UV index in May: 5

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in May
Saint Paul, IA

Average cloud cover in May - Saint Paul, IA
  • Average cloud cover in May: 40

The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are July, August and September (Cloud cover 29).

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Average visibility in May
Saint Paul, IA

Average visibility in May - Saint Paul, IA
  • Average visibility in May: 6mi

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

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Saint Paul, Iowa, USA

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