May weather forecast
Lima, MT

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Weather in May

The last month of the spring, May, is a mild month in Lima, Montana, with an average temperature ranging between min 34.7°F (1.5°C) and max 55.6°F (13.1°C).

Temperature

The commencement of May sees a shift in the average high-temperature, moving from a chilly 44.1°F (6.7°C) in April to a refreshing 55.6°F (13.1°C). May in Lima witnesses an average low-temperature hovering around a wintry 34.7°F (1.5°C).

Humidity

In Lima, Montana, the average relative humidity in May is 61%.

Rainfall

In Lima, Montana, in May, it is raining for 13.7 days, with typically 1.38" (35mm) of accumulated precipitation. In Lima, during the entire year, the rain falls for 103.2 days and collects up to 9.84" (250mm) of precipitation.

Snowfall

Months with snowfall in Lima are January through June, September through December. In May, in Lima, it is snowing for 3.9 days. Throughout May, 2.4" (61mm) of snow is accumulated. Throughout the year, in Lima, Montana, there are 81.9 snowfall days, and 31.65" (804mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h and 50min.
On the first day of May in Lima, sunrise is at 6:19 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 9:08 pm MDT.

Sunshine

In May, the average sunshine is 10.6h.

UV index

The average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum high UV index of 4 in May translates into the following recommendations:
Undertake protective steps - Preventing sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
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Frequently asked questions

What is the temperature in May in Lima?

Lima in May has an average high-temperature of 55.6°F (13.1°C) and an average low-temperature of 34.7°F (1.5°C).

What is the average humidity in May in Lima?

In May, the average relative humidity in Lima is 61%.

How much does it rain in Lima in May?

In Lima, Montana, during May, the rain falls for 13.7 days and regularly aggregates up to 1.38" (35mm) of precipitation.

How much does it snow in Lima in May?

In Lima, during May, snow falls for 3.9 days and regularly aggregates up to 2.4" (61mm) of snow.

How many hours of daylight does Lima have in May?

In May, the average day length in Lima, Montana, is 14h and 50min.

What time are sunrise and sunset in May in Lima?

On the first day of May in Lima, sunrise is at 6:19 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 9:08 pm MDT.

How long on average sun shines in May in Lima?

In Lima, the average sunshine duration in May is 10.6h.

What is the UV index intensity in May in Lima?

The average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from unsafe 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
Lima, MT

Average temperature in May - Lima, MT
  • Average high temperature in May: 55.6°F

The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is December (24.3°F).

  • Average low temperature in May: 34.7°F

The month with the highest average low temperature is July (47.1°F).
The coldest month (with the lowest average low temperature) is December (9.9°F).

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Average pressure in May
Lima, MT

Average pressure in May - Lima, MT
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is January (30.25"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in May
Lima, MT

Average wind speed in May - Lima, MT
  • Average wind speed in May: 6.2mph

The windiest months (with the highest average wind speed) are November and December (7.3mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in May
Lima, MT

Average humidity in May - Lima, MT
  • Average humidity in May: 61%

The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are July and August (43%).

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Average rainfall in May
Lima, MT

Average rainfall in May - Lima, MT
  • Average rainfall in May: 1.38"

The wettest month (with the highest rainfall) is June (1.73").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in May
Lima, MT

Average rainfall days in May - Lima, MT
  • Average rainfall days in May: 13.7 days

The month with the highest number of rainy days is May (13.7 days).
The month with the least rainy days is January (4.6 days).

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Average snowfall in May
Lima, MT

Average snowfall in May - Lima, MT
  • Average snowfall in May: 2.4"

The month with the highest snowfall is April (4.96").
The months with the least snowfall are July and August (0").

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Average snowfall days in May
Lima, MT

Average snowfall days in May - Lima, MT
  • Average snowfall days in May: 3.9 days

The month with the highest number of snowfall days is February (13.3 days).
The months with the least snowfall days are July and August (0 days).

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

Average daylight in May / Average sunshine in May - Lima, MT
  • 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: 10h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).

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Average sunshine days in May
Lima, MT

Average sunshine days in May - Lima, MT
  • Average sunshine days in May: 12.2 days

The month with the most sunshine days is July (20.7 days).
The month with the least sunshine days is April (10.7 days).

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Average UV index in May
Lima, MT

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

The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is February (UV index 1).

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Average cloud cover in May
Lima, MT

Average cloud cover in May - Lima, MT
  • Average cloud cover in May: 30

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 13).

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Average visibility in May
Lima, MT

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

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is February (4mi).

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Lima, Montana, USA

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