May weather forecast
Bainville, MT

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Weather in May

May, the last month of the spring in Bainville, is an enjoyable month, with an average temperature varying between 64.8°F (18.2°C) and 46.4°F (8°C).

Temperature

As May arrives, a rise in the average high-temperature is observed, moving from a cool 51.4°F (10.8°C) in April to a comfortable 64.8°F (18.2°C). The temperature dips to an average of 46.4°F (8°C) during May nights.

Humidity

In May, the average relative humidity is 56%.

Rainfall

In Bainville, during May, the rain falls for 13.4 days and regularly aggregates up to 1.69" (43mm) of precipitation. Throughout the year, there are 94.7 rainfall days, and 12.52" (318mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.6 snowfall days, in May, Bainville aggregates 0.28" (7mm) of snow. Throughout the year, there are 53.3 snowfall days, and 13.86" (352mm) of snow is accumulated.

Daylight

In May, the average length of the day is 15h and 13min.
On the first day of the month, sunrise is at 5:36 am and sunset at 8:11 pm. On the last day of May, sunrise is at 5:00 am and sunset at 8:48 pm MDT.

Sunshine

The average sunshine in May is 9.9h.

UV index

In May, the average daily maximum UV index in Bainville is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A typical high UV index of 5 in May suggests the following recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. During bright days, sunglasses that offer UVA and UVB defense are recommended. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Updated: Jul 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

The high-temperature, in May, in Bainville, records 64.8°F (18.2°C), while the low-temperature is 46.4°F (8°C).

What is the average humidity in May?

The average relative humidity in May is 56%.

How much does it rain in May?

In Bainville, during May, the rain falls for 13.4 days and regularly aggregates up to 1.69" (43mm) of precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.6 snowfall days, in May, Bainville aggregates 0.28" (7mm) of snow.

How many hours of daylight does Bainville have in May?

In Bainville, the average day length in May is 15h and 13min.

What time are sunrise and sunset in May in Bainville?

In May, on the first day of the month, sunrise is at 5:36 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 5:00 am and sunset at 8:48 pm MDT.

How many hours of sunshine does Bainville have in May?

In May, the average sunshine duration is 9.9h.

What is the UV index reading in May?

In Bainville, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Bainville, MT

Average temperature in May - Bainville, MT
  • Average high temperature in May: 64.8°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is February (20.8°F).

  • Average low temperature in May: 46.4°F

The month with the highest average low temperature is July (61.3°F).
The coldest months (with the lowest average low temperature) are January and February (7°F).

Average pressure in May
Bainville, MT

Average pressure in May - Bainville, MT
  • Average pressure in May: 29.92"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in May
Bainville, MT

Average wind speed in May - Bainville, MT
  • Average wind speed in May: 10.4mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is February (8.9mph).

Average humidity in May
Bainville, MT

Average humidity in May - Bainville, MT
  • Average humidity in May: 56%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (48%).

Average rainfall in May
Bainville, MT

Average rainfall in May - Bainville, MT
  • Average rainfall in May: 1.69"

The wettest month (with the highest rainfall) is June (2.05").
The driest month (with the least rainfall) is December (0.35").

Average rainfall days in May
Bainville, MT

Average rainfall days in May - Bainville, MT
  • Average rainfall days in May: 13.4 days

The month with the highest number of rainy days is June (14.2 days).
The month with the least rainy days is December (2.5 days).

Average snowfall in May
Bainville, MT

Average snowfall in May - Bainville, MT
  • Average snowfall in May: 0.28"

The month with the highest snowfall is February (3.07").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Bainville, MT

Average snowfall days in May - Bainville, MT
  • Average snowfall days in May: 0.6 days

The month with the highest number of snowfall days is February (12.3 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in May /
Average sunshine in May
Bainville, MT

Average daylight in May / Average sunshine in May - Bainville, MT
  • Average daylight in May: 15h and 1min

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in May: 9h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 0min).

Average sunshine days in May
Bainville, MT

Average sunshine days in May - Bainville, MT
  • Average sunshine days in May: 15.2 days

The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is June (13.5 days).

Average UV index in May
Bainville, MT

Average UV index in May - Bainville, MT
  • 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 February and December (UV index 1).

Average cloud cover in May
Bainville, MT

Average cloud cover in May - Bainville, MT
  • Average cloud cover in May: 34

The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 19).

Average visibility in May
Bainville, MT

Average visibility in May - Bainville, MT
  • Average visibility in May: 6mi

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

Bainville, Montana, USA

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