May weather forecast
Ronan, MT

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Weather in May

May, the last month of the spring in Ronan, is an enjoyable month, with an average temperature ranging between max 61°F (16.1°C) and min 36.3°F (2.4°C).

Temperature

Ronan's weather in May shows a rise in the average high-temperature, moving up from April's frosty 48.9°F (9.4°C) to an enjoyable 61°F (16.1°C). Ronan's May nights represent a significant downturn from the day's heat, with an average temperature of 36.3°F (2.4°C).

Humidity

In Ronan, the average relative humidity in May is 67%.

Rainfall

In Ronan, in May, during 16.8 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. In Ronan, during the entire year, the rain falls for 158.1 days and collects up to 18.94" (481mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. May is the last month it regularly snows. During 0.7 snowfall days, in May, Ronan aggregates 0.2" (5mm) of snow. In Ronan, during the entire year, snow falls for 91.8 days and aggregates up to 46.3" (1176mm) of snow.

Daylight

In May, the average length of the day in Ronan is 15h and 9min.
On the first day of May, sunrise is at 6:17 am and sunset at 8:48 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 9:25 pm MDT.

Sunshine

In May, the average sunshine is 10.3h.

UV index

The average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In May, an average UV index of 4 transforms into the following instructions:
Undertake protective steps - Preventing sun damage is advised. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Experience reduced UV exposure by about half when donning a wide-brim hat. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
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Frequently asked questions

What is the usual temperature for Ronan in May?

In May, in Ronan, the average high-temperature is 61°F (16.1°C), and the average low-temperature is 36.3°F (2.4°C).

What is the average humidity in May in Ronan?

The average relative humidity in May is 67%.

How many days does it rain in May in Ronan?

In May, in Ronan, the rain falls for 16.8 days. Throughout May, 1.93" (49mm) of precipitation is accumulated.

What is the last month it snows in Ronan?

May is the last month it regularly snows in Ronan, Montana. During 0.7 snowfall days, in May, Ronan aggregates 0.2" (5mm) of snow.

What is the average length of the day in May in Ronan?

The average day length in May is 15h and 9min.

What time are sunrise and sunset in May in Ronan?

On the first day of May, sunrise is at 6:17 am and sunset at 8:48 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 9:25 pm MDT.

How many hours of sunshine does Ronan have in May?

In Ronan, the average sunshine duration in May is 10.3h.

What is the UV index reading in May in Ronan?

In Ronan, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Ronan, MT

Average temperature in May - Ronan, MT
  • Average high temperature in May: 61°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is December (28.6°F).

  • Average low temperature in May: 36.3°F

The month with the highest average low temperature is August (48.6°F).
The coldest month (with the lowest average low temperature) is December (16.7°F).

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Average pressure in May
Ronan, MT

Average pressure in May - Ronan, MT
  • Average pressure in May: 29.96"Hg

The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in May
Ronan, MT

Average wind speed in May - Ronan, MT
  • Average wind speed in May: 4.3mph

The windiest month (with the highest average wind speed) is April (4.8mph).
The calmest month (with the lowest average wind speed) is December (3.9mph).

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Average humidity in May
Ronan, MT

Average humidity in May - Ronan, MT
  • Average humidity in May: 67%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (50%).

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Average rainfall in May
Ronan, MT

Average rainfall in May - Ronan, MT
  • Average rainfall in May: 1.93"

The wettest month (with the highest rainfall) is June (2.44").
The driest month (with the least rainfall) is August (0.55").

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Average rainfall days in May
Ronan, MT

Average rainfall days in May - Ronan, MT
  • Average rainfall days in May: 16.8 days

The month with the highest number of rainy days is April (19.3 days).
The month with the least rainy days is August (6.6 days).

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Average snowfall in May
Ronan, MT

Average snowfall in May - Ronan, MT
  • Average snowfall in May: 0.2"

The month with the highest snowfall is February (10.39").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in May
Ronan, MT

Average snowfall days in May - Ronan, MT
  • Average snowfall days in May: 0.7 days

The month with the highest number of snowfall days is February (18.8 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
Ronan, MT

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

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in May: 10h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days in May
Ronan, MT

Average sunshine days in May - Ronan, MT
  • Average sunshine days in May: 11.2 days

The month with the most sunshine days is August (21.8 days).
The month with the least sunshine days is February (7.2 days).

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Average UV index in May
Ronan, MT

Average UV index in May - Ronan, 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 February and December (UV index 1).

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Average cloud cover in May
Ronan, MT

Average cloud cover in May - Ronan, MT
  • Average cloud cover in May: 33

The months with the most cloud cover are January and February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 14).

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Average visibility in May
Ronan, MT

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

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).

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Ronan, Montana, USA

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