May weather forecast
Tobacco, MT

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Weather in May

The last month of the spring, May, is a mild month in Tobacco, Montana, with an average temperature ranging between min 34.5°F (1.4°C) and max 59.7°F (15.4°C).

Temperature

With the onset of May, Tobacco's weather sees a temperature rise, transitioning from a chilly 46.4°F (8°C) in April to a mild 59.7°F (15.4°C). The nighttime temperature during May displays a significant divergence from daily peaks, averaging at a wintry 34.5°F (1.4°C).

Humidity

In May, the average relative humidity is 69%.

Rainfall

In May, in Tobacco, the rain falls for 15.2 days. Throughout May, 1.57" (40mm) of precipitation is accumulated. Throughout the year, there are 136.3 rainfall days, and 15.35" (390mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall. May is the last month it regularly snows in Tobacco. During 1.2 snowfall days, in May, Tobacco aggregates 0.31" (8mm) of snow. In Tobacco, during the entire year, snow falls for 110.7 days and aggregates up to 46.81" (1189mm) of snow.

Daylight

The average length of the day in May is 15h and 18min.
On the first day of May, sunrise is at 6:17 am and sunset at 8:56 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 9:34 pm MDT.

Sunshine

In May, the average sunshine in Tobacco is 10h.

UV index

The average daily maximum UV index in May in Tobacco, Montana, is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In May, the maximum UV index of 4 translates into these guidelines:
Exercise caution. Those with pale skin may experience burns in less than half an hour. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Frequently asked questions

What are the temperatures in Tobacco in May?

In Tobacco, 59.7°F (15.4°C) is the average high-temperature and 34.5°F (1.4°C) is the average low-temperature during May.

What is the average humidity in May in Tobacco?

In May, the average relative humidity in Tobacco, Montana, is 69%.

How many days does it rain in May in Tobacco?

In Tobacco, during May, the rain falls for 15.2 days and regularly aggregates up to 1.57" (40mm) of precipitation.

What is the last month it snows in Tobacco?

May is the last month it regularly snows. During 1.2 snowfall days, in May, Tobacco aggregates 0.31" (8mm) of snow.

How many hours of daylight does Tobacco have in May?

In Tobacco, the average day length in May is 15h and 18min.

When are sunrise and sunset in May in Tobacco?

In May, on the first day of the month, sunrise is at 6:17 am and sunset at 8:56 pm. On the last day of the month, in Tobacco, sunrise is at 5:40 am and sunset at 9:34 pm MDT.

How long on average sun shines in May in Tobacco?

The average sunshine duration in May is 10h.

How high is the UV index in May in Tobacco?

The average daily maximum UV index in May in Tobacco, Montana, is 4. A UV Index of 3 to 5 symbolizes 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
Tobacco, MT

Average temperature in May - Tobacco, MT
  • Average high temperature in May: 59.7°F

The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is December (25.5°F).

  • Average low temperature in May: 34.5°F

The month with the highest average low temperature is August (45.1°F).
The coldest month (with the lowest average low temperature) is December (13.1°F).

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Average pressure in May
Tobacco, MT

Average pressure in May - Tobacco, MT
  • 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 (29.91"Hg).

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Average wind speed in May
Tobacco, MT

Average wind speed in May - Tobacco, MT
  • Average wind speed in May: 4.2mph

The windiest month (with the highest average wind speed) is June (4.4mph).
The calmest month (with the lowest average wind speed) is December (3.4mph).

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Average humidity in May
Tobacco, MT

Average humidity in May - Tobacco, MT
  • Average humidity in May: 69%

The month with the highest relative humidity is January (95%).
The month with the lowest relative humidity is August (55%).

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Average rainfall in May
Tobacco, MT

Average rainfall in May - Tobacco, MT
  • Average rainfall in May: 1.57"

The wettest month (with the highest rainfall) is March (1.85").
The driest month (with the least rainfall) is August (0.39").

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Average rainfall days in May
Tobacco, MT

Average rainfall days in May - Tobacco, MT
  • Average rainfall days in May: 15.2 days

The month with the highest number of rainy days is April (17 days).
The month with the least rainy days is August (6.1 days).

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Average snowfall in May
Tobacco, MT

Average snowfall in May - Tobacco, MT
  • Average snowfall in May: 0.31"

The month with the highest snowfall is February (10").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in May
Tobacco, MT

Average snowfall days in May - Tobacco, MT
  • Average snowfall days in May: 1.2 days

The month with the highest number of snowfall days is December (22.1 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in May / Average sunshine in May - Tobacco, MT
  • Average daylight in May: 15h and 2min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in May: 10h and 0min

The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

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Average sunshine days in May
Tobacco, MT

Average sunshine days in May - Tobacco, MT
  • Average sunshine days in May: 12.6 days

The month with the most sunshine days is August (21.6 days).
The month with the least sunshine days is March (6.3 days).

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Average UV index in May
Tobacco, MT

Average UV index in May - Tobacco, MT
  • Average UV index in May: 4

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in May
Tobacco, MT

Average cloud cover in May - Tobacco, MT
  • Average cloud cover in May: 37

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 15).

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Average visibility in May
Tobacco, MT

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

The months with the highest visibility are May, June, July, August and September (6mi).
The month with the lowest visibility is January (2mi).

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Tobacco, Montana, USA

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