May weather forecast
Lavina, MT

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Weather in May

The last month of the spring, May, is a comfortable month in Lavina, Montana, with an average temperature fluctuating between 64.2°F (17.9°C) and 45.7°F (7.6°C).

Temperature

May's arrival brings a change in high-temperatures, moving from a cool 53.8°F (12.1°C) in April to an enjoyable 64.2°F (17.9°C). May's nights in Lavina observe an average temperature of 45.7°F (7.6°C).

Humidity

The average relative humidity in May is 56%.

Rainfall

The month with the most rainfall is May, when the rain falls for 15.6 days and typically aggregates up to 1.97" (50mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall in Lavina. May is the last month it regularly snows in Lavina, Montana. During 0.8 snowfall days, in May, Lavina aggregates 0.87" (22mm) of snow. In Lavina, during the entire year, snow falls for 53.5 days and aggregates up to 18.58" (472mm) of snow.

Daylight

In May, the average length of the day in Lavina is 15h and 1min.
On the first day of May, sunrise is at 6:00 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 8:59 pm MDT.

Sunshine

The average sunshine in May in Lavina is 9.8h.

UV index

The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In May, an average UV index of 5 transforms into the following instructions:
Prioritize safety - Suggestions to prevent sun damage are offered. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May in Lavina?

During May, Lavina experiences an average high-temperature of 64.2°F (17.9°C) and a low-temperature of 45.7°F (7.6°C).

What is the average humidity in May in Lavina?

The average relative humidity in May in Lavina is 56%.

What is the rainiest month in Lavina?

The month with the most rainfall in Lavina, Montana, is May, when the rain falls for 15.6 days and typically aggregates up to 1.97" (50mm) of precipitation.

How many days does it rain in May in Lavina?

In Lavina, during May, the rain falls for 15.6 days and regularly aggregates up to 1.97" (50mm) of precipitation.

What is the last month it snows in Lavina?

May is the last month it regularly snows. During 0.8 snowfall days, in May, Lavina aggregates 0.87" (22mm) of snow.

How many hours of daylight does Lavina have in May?

The average day length in May is 15h and 1min.

When is the sunrise / sunset in May in Lavina?

On the first day of May in Lavina, Montana, sunrise is at 6:00 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 8:59 pm MDT.

How long on average sun shines in May in Lavina?

In Lavina, Montana, the average sunshine duration in May is 9.8h.

What is the UV index intensity in May in Lavina?

In May, the average daily maximum UV index in Lavina is 5. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
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
Lavina, MT

Average temperature in May - Lavina, MT
  • Average high temperature in May: 64.2°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is December (31.1°F).

  • Average low temperature in May: 45.7°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is February (18°F).

Average pressure in May
Lavina, MT

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in May
Lavina, MT

Average wind speed in May - Lavina, MT
  • Average wind speed in May: 10.2mph

The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest months (with the lowest average wind speed) are July and August (8.5mph).

Average humidity in May
Lavina, MT

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

The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is August (39%).

Average rainfall in May
Lavina, MT

Average rainfall in May - Lavina, MT
  • Average rainfall in May: 1.97"

The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days in May
Lavina, MT

Average rainfall days in May - Lavina, MT
  • Average rainfall days in May: 15.6 days

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is February (4.6 days).

Average snowfall in May
Lavina, MT

Average snowfall in May - Lavina, MT
  • Average snowfall in May: 0.87"

The month with the highest snowfall is February (3.78").
The months with the least snowfall are June, July and August (0").

Average snowfall days in May
Lavina, MT

Average snowfall days in May - Lavina, MT
  • Average snowfall days in May: 0.8 days

The month with the highest number of snowfall days is February (11.1 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in May / Average sunshine in May - Lavina, MT
  • Average daylight in May: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in May: 9h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The months with the least sunshine are February and December (Average sunshine: 5h and 12min).

Average sunshine days in May
Lavina, MT

Average sunshine days in May - Lavina, MT
  • Average sunshine days in May: 13.6 days

The month with the most sunshine days is September (19.5 days).
The month with the least sunshine days is April (12.8 days).

Average UV index in May
Lavina, MT

Average UV index in May - Lavina, MT
  • Average UV index in May: 5

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in May
Lavina, MT

Average cloud cover in May - Lavina, MT
  • Average cloud cover in May: 35

The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 16).

Average visibility in May
Lavina, MT

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

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

Lavina, Montana, USA

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