May weather forecast
Alzada, MT

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Weather in May

The last month of the spring, May, is a comfortable month in Alzada, Montana, with an average temperature fluctuating between 44.6°F (7°C) and 63.5°F (17.5°C).

Temperature

As Alzada transitions into May, the average high-temperature shows a change, moving from a cool 52.9°F (11.6°C) in April to an enjoyable 63.5°F (17.5°C). Throughout the month of May, Alzada sees a steady low-temperature average of 44.6°F (7°C).

Humidity

In May, the average relative humidity is 63%.

Rainfall

May is the month with the most rainfall. Rain falls for 14.3 days and accumulates 2.05" (52mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall. May is the last month it regularly snows. During 1.7 snowfall days, in May, Alzada aggregates 1.77" (45mm) of snow. In Alzada, during the entire year, snow falls for 52.1 days and aggregates up to 23.54" (598mm) of snow.

Daylight

The average length of the day in May is 14h and 53min.
On the first day of the month, sunrise is at 5:45 am and sunset at 8:03 pm. On the last day of May, sunrise is at 5:14 am and sunset at 8:36 pm MDT.

Sunshine

The average sunshine in May is 10.1h.

UV index

In Alzada, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In May, the UV index of 5 transforms into the following advice:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Minimize direct exposure to the Sun during midday when its radiation is at its peak. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Updated: Jul 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

Alzada in May has an average high-temperature of 63.5°F (17.5°C) and an average low-temperature of 44.6°F (7°C).

What is the average humidity in May?

In May, the average relative humidity is 63%.

What is the rainiest month?

The month with the most rainfall is May, when the rain falls for 14.3 days and typically aggregates up to 2.05" (52mm) of precipitation.

How many days does it rain in May in Alzada?

In Alzada, in May, it is raining for 14.3 days, with typically 2.05" (52mm) of accumulated precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 1.7 snowfall days, in May, Alzada aggregates 1.77" (45mm) of snow.

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

In May, the average day length is 14h and 53min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 5:45 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 5:14 am and sunset at 8:36 pm MDT.

How long on average sun shines in May?

In May, the average sunshine duration is 10.1h.

What is the UV index reading in May?

In Alzada, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to 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
Alzada, MT

Average temperature in May - Alzada, MT
  • Average high temperature in May: 63.5°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is December (30.4°F).

  • Average low temperature in May: 44.6°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is February (17.1°F).

Average pressure in May
Alzada, MT

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in May
Alzada, MT

Average wind speed in May - Alzada, MT
  • Average wind speed in May: 9.7mph

The windiest months (with the highest average wind speed) are January and October (10.4mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

Average humidity in May
Alzada, MT

Average humidity in May - Alzada, MT
  • Average humidity in May: 63%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is August (47%).

Average rainfall in May
Alzada, MT

Average rainfall in May - Alzada, MT
  • Average rainfall in May: 2.05"

The wettest month (with the highest rainfall) is May (2.05").
The driest month (with the least rainfall) is January (0.43").

Average rainfall days in May
Alzada, MT

Average rainfall days in May - Alzada, MT
  • Average rainfall days in May: 14.3 days

The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is January (2.8 days).

Average snowfall in May
Alzada, MT

Average snowfall in May - Alzada, MT
  • Average snowfall in May: 1.77"

The month with the highest snowfall is April (4.88").
The months with the least snowfall are June, July and August (0").

Average snowfall days in May
Alzada, MT

Average snowfall days in May - Alzada, MT
  • Average snowfall days in May: 1.7 days

The month with the highest number of snowfall days is February (10.3 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in May / Average sunshine in May - Alzada, MT
  • Average daylight in May: 14h and 5min

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

  • Average sunshine in May: 10h and 1min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 30min).

Average sunshine days in May
Alzada, MT

Average sunshine days in May - Alzada, MT
  • Average sunshine days in May: 12.8 days

The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is April (12.6 days).

Average UV index in May
Alzada, MT

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

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in May
Alzada, MT

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

The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 15).

Average visibility in May
Alzada, MT

Average visibility in May - Alzada, 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).

Alzada, Montana, USA

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