May weather forecast and climate
Hilger, MT

May, the last month of the spring, in Hilger, is a mild month, with average temperature varying between 40.1°F (4.5°C) and 58.5°F (14.7°C).

Temperature

In Hilger, Montana, the average high-temperature rises, from a frosty 47.8°F (8.8°C) in April, to a moderate 58.5°F (14.7°C). In Hilger, in May, the average low-temperature is 40.1°F (4.5°C).

Humidity

The average relative humidity in Hilger 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 Hilger. In Hilger, during 2.4 snowfall days, 2.48" (63mm) of snow is typically accumulated. Throughout the year, in Hilger, there are 83.4 snowfall days, and 45.51" (1156mm) of snow is accumulated.

Daylight

In Hilger, Montana, the average length of the day is 15.1h.

Sunshine

In May, the average sunshine is 10h.

UV index

In Hilger, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 4 in May transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in May in Hilger?

In Hilger, in May, the average high-temperature is 58.5°F (14.7°C), and the average low-temperature is 40.1°F (4.5°C).

What is the average humidity in May in Hilger?

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

How many days does it rain in May in Hilger?

In Hilger, Montana, during May, the rain falls for 19.3 days and regularly aggregates up to 3.39" (86mm) of precipitation.

What is the rainiest month in Hilger?

The month with the most rainfall in Hilger, Montana, 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 snow in May in Hilger?

In Hilger, in May, snow falls for 2.4 days, with typically accumulated 2.48" (63mm) of snow.

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

In Hilger, the average length of the day in May is 15.1h.

How long on average sun shines in May in Hilger?

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

What is the UV index reading in May in Hilger?

In Hilger, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to the UV radiation.
Average temperature in May - Hilger, MT
  • Average high temperature in May: 58.5°F

The warmest month (with the highest average high temperature) is July (78.8°F).
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 - Hilger, MT
  • Average pressure in May: 29.92"

The month with the highest atmospheric pressure is January (30.13").
The month with the lowest atmospheric pressure is June (29.85").

Average wind speed in May - Hilger, 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 - Hilger, 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 - Hilger, 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 - Hilger, 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 - Hilger, MT
  • Average snowfall in May: 2.48"

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

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

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

Average daylight in May / Average sunshine in May - Hilger, MT
  • Average daylight in May: 15.1h

The month with the longest days is June (Average daylight: 15.9h).
The month with the shortest days is December (Average daylight: 8.6h).

  • Average sunshine in May: 10h

The month with the most sunshine is July (Average sunshine: 11.8h).
The month with the least sunshine is February (Average sunshine: 5.5h).

Average sunshine days in May - Hilger, 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 - Hilger, MT
  • Average UV index in May: 4

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

Average cloud cover in May - Hilger, 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 - Hilger, MT
  • Average visibility in May: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).