May weather forecast
Bruce, SD

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Weather in May

The last month of the spring, May, is an enjoyable month in Bruce, South Dakota, with an average temperature fluctuating between 65.8°F (18.8°C) and 48.4°F (9.1°C).

Temperature

The onset of May marks an increase in the average high-temperature, moving from a fresh 53.1°F (11.7°C) in April to a refreshing 65.8°F (18.8°C). Bruce reports an average nighttime low-temperature of 48.4°F (9.1°C) in May.

Humidity

In Bruce, the average relative humidity in May is 70%.

Rainfall

In Bruce, during May, the rain falls for 16.4 days and regularly aggregates up to 2.72" (69mm) of precipitation. In Bruce, during the entire year, the rain falls for 125.5 days and collects up to 21.65" (550mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.4 snowfall days, in May, Bruce aggregates 0.16" (4mm) of snow. Throughout the year, in Bruce, there are 61.5 snowfall days, and 21.38" (543mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14h and 49min.
On the first day of May, sunrise is at 6:16 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 9:04 pm CDT.

Sunshine

In Bruce, the average sunshine in May is 8.8h.

UV index

The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: A maximum high daily UV index of 5 during May translates into the following directions:
Heed the precautions - Suggestions to avoid sunburn are made. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

May temperatures vary between a high-temperature of 65.8°F (18.8°C) and a low-temperature of 48.4°F (9.1°C).

What is the average humidity in May?

The average relative humidity in May is 70%.

How many days does it rain in May?

In May, in Bruce, the rain falls for 16.4 days. Throughout May, 2.72" (69mm) of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.4 snowfall days, in May, Bruce aggregates 0.16" (4mm) of snow.

What is the average length of the day in May?

The average day length in May in Bruce is 14h and 49min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:16 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 9:04 pm CDT.

How many hours of sunshine does Bruce have in May?

In Bruce, the average sunshine duration in May is 8.8h.

How high is the UV index in May?

In May, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Bruce, SD

Average temperature in May - Bruce, SD
  • Average high temperature in May: 65.8°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (20.7°F).

  • Average low temperature in May: 48.4°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (7°F).

Average pressure in May
Bruce, SD

Average pressure in May - Bruce, SD
  • Average pressure in May: 29.92"Hg

The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in May
Bruce, SD

Average wind speed in May - Bruce, SD
  • Average wind speed in May: 10.1mph

The windiest month (with the highest average wind speed) is April (11.5mph).
The calmest month (with the lowest average wind speed) is July (8.4mph).

Average humidity in May
Bruce, SD

Average humidity in May - Bruce, SD
  • Average humidity in May: 70%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is October (68%).

Average rainfall in May
Bruce, SD

Average rainfall in May - Bruce, SD
  • Average rainfall in May: 2.72"

The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is November (0.67").

Average rainfall days in May
Bruce, SD

Average rainfall days in May - Bruce, SD
  • Average rainfall days in May: 16.4 days

The month with the highest number of rainy days is June (19.8 days).
The month with the least rainy days is January (3.2 days).

Average snowfall in May
Bruce, SD

Average snowfall in May - Bruce, SD
  • Average snowfall in May: 0.16"

The month with the highest snowfall is February (4.69").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Bruce, SD

Average snowfall days in May - Bruce, SD
  • Average snowfall days in May: 0.4 days

The month with the highest number of snowfall days is January (14.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Bruce, SD

Average daylight in May / Average sunshine in May - Bruce, SD
  • Average daylight in May: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in May
Bruce, SD

Average sunshine days in May - Bruce, SD
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is June (8.3 days).

Average UV index in May
Bruce, SD

Average UV index in May - Bruce, SD
  • Average UV index in May: 5

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in May
Bruce, SD

Average cloud cover in May - Bruce, SD
  • Average cloud cover in May: 41

The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are July and August (Cloud cover 28).

Average visibility in May
Bruce, SD

Average visibility in May - Bruce, SD
  • Average visibility in May: 6mi

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

Bruce, South Dakota, USA

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