May weather forecast
Bismarck, AR

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Weather in May

The last month of the spring, May, is a warm month in Bismarck, Arkansas, with an average temperature ranging between max 79.5°F (26.4°C) and min 60.3°F (15.7°C).

Temperature

Bismarck observes a slight uplift in the average high-temperature with the onset of May, adjusting from April's agreeable 71.2°F (21.8°C) to a moderately hot 79.5°F (26.4°C). Throughout May, Bismarck witnesses a nighttime temperature average of 60.3°F (15.7°C).

Humidity

The average relative humidity in May is 78%.

Rainfall

In Bismarck, Arkansas, in May, during 14.2 rainfall days, 3.46" (88mm) of precipitation is typically accumulated. Throughout the year, there are 147.7 rainfall days, and 33.23" (844mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

In Bismarck, the average length of the day in May is 13h and 58min.
On the first day of the month, sunrise is at 6:22 am and sunset at 7:57 pm. On the last day of May, sunrise is at 6:01 am and sunset at 8:19 pm CDT.

Sunshine

The average sunshine in May is 8.6h.

UV index

In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 6 during May translates into these guidelines:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May?

In May, the average high-temperature and low-temperature are 79.5°F (26.4°C) and 60.3°F (15.7°C) respectively.

What is the average humidity in May?

In Bismarck, the average relative humidity in May is 78%.

How many days does it rain in May?

In Bismarck, in May, during 14.2 rainfall days, 3.46" (88mm) of precipitation is typically accumulated.

When it does not snow in Bismarck?

April through October are months without snowfall.

How many hours of daylight does Bismarck have in May?

The average day length in May is 13h and 58min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 6:22 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 8:19 pm CDT.

How long on average sun shines in May?

The average sunshine duration in May is 8.6h.

How high is the UV index in May?

In Bismarck, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high 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
Bismarck, AR

Average temperature in May - Bismarck, AR
  • Average high temperature in May: 79.5°F

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (49.3°F).

  • Average low temperature in May: 60.3°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).

Average pressure in May
Bismarck, AR

Average pressure in May - Bismarck, AR
  • Average pressure in May: 29.96"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in May
Bismarck, AR

Average wind speed in May - Bismarck, AR
  • Average wind speed in May: 6.5mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in May
Bismarck, AR

Average humidity in May - Bismarck, AR
  • Average humidity in May: 78%

The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is October (72%).

Average rainfall in May
Bismarck, AR

Average rainfall in May - Bismarck, AR
  • Average rainfall in May: 3.46"

The wettest month (with the highest rainfall) is April (3.9").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in May
Bismarck, AR

Average rainfall days in May - Bismarck, AR
  • Average rainfall days in May: 14.2 days

The month with the highest number of rainy days is August (15.9 days).
The month with the least rainy days is January (9.2 days).

Average snowfall in May
Bismarck, AR

Average snowfall in May - Bismarck, AR
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.94").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in May
Bismarck, AR

Average snowfall days in May - Bismarck, AR
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (1.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Bismarck, AR

Average daylight in May / Average sunshine in May - Bismarck, AR
  • Average daylight in May: 14h and 0min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in May: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 6min).

Average sunshine days in May
Bismarck, AR

Average sunshine days in May - Bismarck, AR
  • Average sunshine days in May: 15.3 days

The months with the most sunshine days are January and October (19.4 days).
The month with the least sunshine days is August (13.5 days).

Average UV index in May
Bismarck, AR

Average UV index in May - Bismarck, AR
  • Average UV index in May: 6

The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in May
Bismarck, AR

Average cloud cover in May - Bismarck, AR
  • Average cloud cover in May: 40

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June, July, August and September (Cloud cover 30).

Average visibility in May
Bismarck, AR

Average visibility in May - Bismarck, AR
  • Average visibility in May: 5mi

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

Bismarck, Arkansas, USA

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