May weather forecast
Marsh, MT

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Weather in May

May, the last month of the spring in Marsh, is an enjoyable month, with an average temperature varying between 47.1°F (8.4°C) and 65.3°F (18.5°C).

Temperature

With the onset of May, Marsh sees a temperature rise, with the average high-temperature moving from April's fresh 53.8°F (12.1°C) to a refreshing 65.3°F (18.5°C). Marsh records a steady low-temperature average of 47.1°F (8.4°C) during May.

Humidity

In Marsh, the average relative humidity in May is 56%.

Rainfall

May is the month with the most rainfall. Rain falls for 11.3 days and accumulates 1.73" (44mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Marsh. During 0.6 snowfall days, in May, Marsh aggregates 0.2" (5mm) of snow. Throughout the year, there are 45.2 snowfall days, and 10.55" (268mm) of snow is accumulated.

Daylight

In Marsh, the average length of the day in May is 15h and 5min.
On the first day of the month, sunrise is at 5:42 am and sunset at 8:10 pm. On the last day of May, sunrise is at 5:08 am and sunset at 8:46 pm MDT.

Sunshine

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

UV index

In Marsh, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: In May, the UV index of 5 transforms into the following advice:
Adopt protective measures - Suggestions to resist sunburn are offered. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
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Frequently asked questions

What are May temperatures in Marsh?

Marsh in May has an average high-temperature of 65.3°F (18.5°C) and an average low-temperature of 47.1°F (8.4°C).

What is the average humidity in May in Marsh?

The average relative humidity in May is 56%.

What is the wettest month in Marsh?

May is the month with the most rainfall in Marsh, Montana. Rain falls for 11.3 days and accumulates 1.73" (44mm) of precipitation.

How much does it rain in Marsh in May?

In Marsh, Montana, during May, the rain falls for 11.3 days and regularly aggregates up to 1.73" (44mm) of precipitation.

What is the last month it snows in Marsh?

May is the last month it regularly snows in Marsh, Montana. During 0.6 snowfall days, in May, Marsh aggregates 0.2" (5mm) of snow.

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

In May, the average day length in Marsh is 15h and 5min.

What time are sunrise and sunset in May in Marsh?

On the first day of May in Marsh, sunrise is at 5:42 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 5:08 am and sunset at 8:46 pm MDT.

How long on average sun shines in May in Marsh?

In May, the average sunshine duration in Marsh, Montana, is 10h.

How high is the UV index in May in Marsh?

In May, the average daily maximum UV index in Marsh, Montana, is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
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
Marsh, MT

Average temperature in May - Marsh, MT
  • Average high temperature in May: 65.3°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (25.9°F).

  • Average low temperature in May: 47.1°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).

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Average pressure in May
Marsh, MT

Average pressure in May - Marsh, MT
  • Average pressure in May: 29.91"Hg

The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in May
Marsh, MT

Average wind speed in May - Marsh, MT
  • Average wind speed in May: 10.5mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is August (9.3mph).

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Average humidity in May
Marsh, MT

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

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (43%).

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Average rainfall in May
Marsh, MT

Average rainfall in May - Marsh, MT
  • Average rainfall in May: 1.73"

The wettest month (with the highest rainfall) is May (1.73").
The driest months (with the least rainfall) are January, March and November (0.35").

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Average rainfall days in May
Marsh, MT

Average rainfall days in May - Marsh, MT
  • Average rainfall days in May: 11.3 days

The month with the highest number of rainy days is June (12.1 days).
The month with the least rainy days is February (3.1 days).

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Average snowfall in May
Marsh, MT

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

The month with the highest snowfall is February (2.68").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Marsh, MT

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

The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in May: 10h and 0min

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: 4h and 48min).

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Average sunshine days in May
Marsh, MT

Average sunshine days in May - Marsh, MT
  • Average sunshine days in May: 16.8 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (14.9 days).

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Average UV index in May
Marsh, MT

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

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

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Average cloud cover in May
Marsh, MT

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

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 17).

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Average visibility in May
Marsh, MT

Average visibility in May - Marsh, 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).

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Marsh, Montana, USA

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