Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
The arrival of May brings a change in Lower Brule's weather, with average high-temperatures moving from April's moderate 56.3°F (13.5°C) to an enjoyable 67.8°F (19.9°C). Lower Brule records an average nighttime low-temperature of 49.3°F (9.6°C) throughout May.Humidity
The average relative humidity in May is 66%.Rainfall
In Lower Brule, during May, the rain falls for 15.3 days and regularly aggregates up to 2.8" (71mm) of precipitation. Throughout the year, in Lower Brule, South Dakota, there are 107.6 rainfall days, and 17.83" (453mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall in Lower Brule.Daylight
The average length of the day in May is 14h and 47min.On the first day of the month, sunrise is at 6:28 am and sunset at 8:42 pm. On the last day of May, in Lower Brule, South Dakota, sunrise is at 5:58 am and sunset at 9:14 pm CDT.
Sunshine
In May, the average sunshine is 9.5h.UV index
In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In May, the maximum UV index of 5 translates into these guidelines:
Undertake protective steps - Preventing sun damage is advised. 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 May temperatures in Lower Brule?
What is the average humidity in May in Lower Brule?
How many days does it rain in May in Lower Brule?
When it does not snow in Lower Brule?
Does it snow in Lower Brule in May?
How many hours of daylight does Lower Brule have in May?
What time are sunrise and sunset in May in Lower Brule?
How many hours of sunshine does Lower Brule have in May?
What is the UV index reading in May in Lower Brule?
Average temperature in May
Lower Brule, SD
- Average high temperature in May: 67.8°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (26.1°F).
- Average low temperature in May: 49.3°F
The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).
Average pressure in May
Lower Brule, SD
- Average pressure in May: 29.91"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in May
Lower Brule, SD
- Average wind speed in May: 10.4mph
The windiest month (with the highest average wind speed) is April (11.3mph).
The calmest month (with the lowest average wind speed) is August (9.1mph).
Average humidity in May
Lower Brule, SD
- Average humidity in May: 66%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is September (58%).
Average rainfall in May
Lower Brule, SD
- Average rainfall in May: 2.8"
The wettest month (with the highest rainfall) is June (3.03").
The driest month (with the least rainfall) is November (0.55").
Average rainfall days in May
Lower Brule, SD
- Average rainfall days in May: 15.3 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in May
Lower Brule, SD
- Average snowfall in May: 0"
The month with the highest snowfall is February (3.66").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Lower Brule, SD
- Average snowfall days in May: 0.1 days
The months with the highest number of snowfall days are January and February (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Lower Brule, SD
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in May: 9h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in May
Lower Brule, SD
- Average sunshine days in May: 12.1 days
The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is April (11.8 days).
Average UV index in May
Lower Brule, SD
- Average UV index in May: 5
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in May
Lower Brule, SD
- Average cloud cover in May: 36
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in May
Lower Brule, 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).
Lower Brule, South Dakota, USA
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