May weather forecast
Winifred, MT

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Weather in May

The last month of the spring, May, is a moderate month in Winifred, Montana, with temperature in the range of an average high of 58.5°F (14.7°C) and an average low of 40.1°F (4.5°C).

Temperature

With the transition into May, Winifred experiences an increase in average high-temperatures, moving up from a frosty 47.8°F (8.8°C) in April to a moderate 58.5°F (14.7°C). Throughout May, the temperature falls to an average low of 40.1°F (4.5°C).

Humidity

In May, the average relative humidity is 65%.

Rainfall

May is the month with the most rainfall. Rain falls for 19.3 days and accumulates 3.39" (86mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall. In Winifred, during May, snow falls for 2.4 days and regularly aggregates up to 2.48" (63mm) of snow. In Winifred, during the entire year, snow falls for 83.4 days and aggregates up to 45.51" (1156mm) of snow.

Daylight

In Winifred, the average length of the day in May is 15h and 9min.
On the first day of the month, sunrise is at 5:58 am and sunset at 8:30 pm. On the last day of May, sunrise is at 5:24 am and sunset at 9:06 pm MDT.

Sunshine

The average sunshine in May is 10h.

UV index

The average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: In May, an average UV index of 4 transforms into the following instructions:
Take precautions - Protection against skin and eye damage is obliged. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Updated: Jul 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

Winifred in May has an average high-temperature of 58.5°F (14.7°C) and an average low-temperature of 40.1°F (4.5°C).

What is the average humidity in May?

In May, the average relative humidity in Winifred is 65%.

What is the wettest month?

The month with the most rainfall is May, when the rain falls for 19.3 days and typically aggregates up to 3.39" (86mm) of precipitation.

How many days does it rain in May?

In May, the rain falls for 19.3 days. Throughout May, 3.39" (86mm) of precipitation is accumulated.

How much does it snow in May?

In Winifred, in May, during 2.4 snowfall days, 2.48" (63mm) of snow is typically accumulated.

How many hours of daylight does Winifred have in May?

In Winifred, the average day length in May is 15h and 9min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 5:58 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 5:24 am and sunset at 9:06 pm MDT.

How long on average sun shines in May?

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

What is the UV index intensity in May?

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 days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Winifred, MT

Average temperature in May - Winifred, MT
  • Average high temperature in May: 58.5°F

The warmest month (with the highest average high temperature) is July (78.8°F).
The months with the lowest average high temperature are February and December (29.1°F).

  • Average low temperature in May: 40.1°F

The month with the highest average low temperature is August (54.5°F).
The coldest month (with the lowest average low temperature) is February (15.3°F).

Average pressure in May
Winifred, MT

Average pressure in May - Winifred, 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
Winifred, MT

Average wind speed in May - Winifred, MT
  • Average wind speed in May: 8.8mph

The windiest months (with the highest average wind speed) are January, April and October (9.9mph).
The calmest month (with the lowest average wind speed) is August (7.4mph).

Average humidity in May
Winifred, MT

Average humidity in May - Winifred, MT
  • Average humidity in May: 65%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is August (47%).

Average rainfall in May
Winifred, MT

Average rainfall in May - Winifred, MT
  • Average rainfall in May: 3.39"

The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is December (0.71").

Average rainfall days in May
Winifred, MT

Average rainfall days in May - Winifred, MT
  • Average rainfall days in May: 19.3 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (5.4 days).

Average snowfall in May
Winifred, MT

Average snowfall in May - Winifred, MT
  • Average snowfall in May: 2.48"

The month with the highest snowfall is April (9.13").
The months with the least snowfall are July and August (0").

Average snowfall days in May
Winifred, MT

Average snowfall days in May - Winifred, MT
  • Average snowfall days in May: 2.4 days

The month with the highest number of snowfall days is February (15.2 days).
The months with the least snowfall days are July and August (0 days).

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

Average daylight in May / Average sunshine in May - Winifred, 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 0min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 30min).

Average sunshine days in May
Winifred, MT

Average sunshine days in May - Winifred, MT
  • Average sunshine days in May: 8.9 days

The month with the most sunshine days is September (19.3 days).
The month with the least sunshine days is April (8.3 days).

Average UV index in May
Winifred, MT

Average UV index in May - Winifred, 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 January, February, March, April, October, November and December (UV index 2).

Average cloud cover in May
Winifred, MT

Average cloud cover in May - Winifred, MT
  • Average cloud cover in May: 36

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 16).

Average visibility in May
Winifred, MT

Average visibility in May - Winifred, 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).

Winifred, Montana, USA

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