May weather forecast
Bonaparte, IA

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Weather in May

May, the last month of the spring in Bonaparte, is a pleasant month, with temperature in the range of an average low of 54.1°F (12.3°C) and an average high of 71.1°F (21.7°C).

Temperature

With the onset of May, Bonaparte experiences a temperature shift, with 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). Bonaparte experiences an average low-temperature reading of 54.1°F (12.3°C) throughout May.

Humidity

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

Rainfall

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

Snowfall

May through September are months without snowfall in Bonaparte.

Daylight

In May, the average length of the day is 14h and 28min.
On the first day of the month, sunrise is at 6:04 am and sunset at 8:03 pm. On the last day of May, sunrise is at 5:38 am and sunset at 8:31 pm CDT.

Sunshine

In May, the average sunshine is 8.9h.

UV index

The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily high UV index of 5 in May leads to these guidelines:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Bonaparte in May?

Bonaparte in May has an average high-temperature of 71.1°F (21.7°C) and an average low-temperature of 54.1°F (12.3°C).

What is the average humidity in May in Bonaparte?

In May, the average relative humidity is 79%.

What is the wettest month in Bonaparte?

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

How many days does it rain in May in Bonaparte?

In Bonaparte, in May, it is raining for 19.2 days, with typically 4.25" (108mm) of accumulated precipitation.

When it does not snow in Bonaparte?

In Bonaparte, snow does not fall in May through September.

Does it snow in Bonaparte in May?

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

How many hours of daylight does Bonaparte have in May?

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

When are sunrise and sunset in May in Bonaparte?

On the first day of May in Bonaparte, Iowa, sunrise is at 6:04 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 8:31 pm CDT.

How long on average sun shines in May in Bonaparte?

In May, the average sunshine duration is 8.9h.

What is the UV index reading in May in Bonaparte?

In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
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
Bonaparte, IA

Average temperature in May - Bonaparte, 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).

Average pressure in May
Bonaparte, IA

Average pressure in May - Bonaparte, 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).

Average wind speed in May
Bonaparte, IA

Average wind speed in May - Bonaparte, 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).

Average humidity in May
Bonaparte, IA

Average humidity in May - Bonaparte, 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%).

Average rainfall in May
Bonaparte, IA

Average rainfall in May - Bonaparte, 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").

Average rainfall days in May
Bonaparte, IA

Average rainfall days in May - Bonaparte, 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).

Average snowfall in May
Bonaparte, IA

Average snowfall in May - Bonaparte, 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").

Average snowfall days in May
Bonaparte, IA

Average snowfall days in May - Bonaparte, 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).

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

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

The month with the longest days is June (Average daylight: 15h and 0min).
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).

Average sunshine days in May
Bonaparte, IA

Average sunshine days in May - Bonaparte, 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).

Average UV index in May
Bonaparte, IA

Average UV index in May - Bonaparte, 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).

Average cloud cover in May
Bonaparte, IA

Average cloud cover in May - Bonaparte, 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).

Average visibility in May
Bonaparte, IA

Average visibility in May - Bonaparte, 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).

Bonaparte, Iowa, USA

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