May weather forecast
Hill City, ID

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Weather in May

The last month of the spring, May, is a refreshing month in Hill City, Idaho, with temperature in the range of an average high of 61°F (16.1°C) and an average low of 39.9°F (4.4°C).

Temperature

The start of May brings a shift in the average high-temperature, increasing from April's frosty 49.6°F (9.8°C) to a refreshing 61°F (16.1°C). An average low-temperature of 39.9°F (4.4°C) is anticipated throughout the nights during May.

Humidity

In Hill City, Idaho, the average relative humidity in May is 57%.

Rainfall

In Hill City, Idaho, during May, the rain falls for 14.1 days and regularly aggregates up to 1.97" (50mm) of precipitation. In Hill City, during the entire year, the rain falls for 116.2 days and collects up to 21.3" (541mm) of precipitation.

Snowfall

Months with snowfall in Hill City are January through June, October through December. In Hill City, in May, during 0.7 snowfall days, 0.43" (11mm) of snow is typically accumulated. In Hill City, during the entire year, snow falls for 68.7 days and aggregates up to 71.85" (1825mm) of snow.

Daylight

In Hill City, the average length of the day in May is 14h and 43min.
On the first day of the month, sunrise is at 6:31 am and sunset at 8:42 pm. On the last day of May, in Hill City, Idaho, sunrise is at 6:02 am and sunset at 9:13 pm MDT.

Sunshine

In Hill City, the average sunshine in May is 10.8h.

UV index

In Hill City, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 4 in May interprets into the following recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. To avoid the Sun's strongest rays, limit exposure around the mid-day period. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May in Hill City?

In May, the average high-temperature and low-temperature in Hill City, Idaho, are 61°F (16.1°C) and 39.9°F (4.4°C) respectively.

What is the average humidity in May in Hill City?

The average relative humidity in May is 57%.

How many days does it rain in May in Hill City?

In Hill City, Idaho, during May, the rain falls for 14.1 days and regularly aggregates up to 1.97" (50mm) of precipitation.

How many days does it snow in May in Hill City?

In Hill City, Idaho, in May, during 0.7 snowfall days, 0.43" (11mm) of snow is typically accumulated.

What is the average length of the day in May in Hill City?

In Hill City, the average day length in May is 14h and 43min.

When is the sunrise / sunset in May in Hill City?

On the first day of May in Hill City, sunrise is at 6:31 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 9:13 pm MDT.

How long on average sun shines in May in Hill City?

In May, the average sunshine duration in Hill City, Idaho, is 10.8h.

What is the UV index intensity in May in Hill City?

The average daily maximum UV index in May in Hill City is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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
Hill City, ID

Average temperature in May - Hill City, ID
  • Average high temperature in May: 61°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is December (29.7°F).

  • Average low temperature in May: 39.9°F

The month with the highest average low temperature is August (56.5°F).
The coldest month (with the lowest average low temperature) is December (16.7°F).

Average pressure in May
Hill City, ID

Average pressure in May - Hill City, ID
  • Average pressure in May: 29.91"Hg

The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in May
Hill City, ID

Average wind speed in May - Hill City, ID
  • Average wind speed in May: 6.5mph

The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is January (5.3mph).

Average humidity in May
Hill City, ID

Average humidity in May - Hill City, ID
  • Average humidity in May: 57%

The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is July (33%).

Average rainfall in May
Hill City, ID

Average rainfall in May - Hill City, ID
  • Average rainfall in May: 1.97"

The wettest month (with the highest rainfall) is February (3.07").
The driest month (with the least rainfall) is July (0.39").

Average rainfall days in May
Hill City, ID

Average rainfall days in May - Hill City, ID
  • Average rainfall days in May: 14.1 days

The months with the highest number of rainy days are March and April (14.9 days).
The month with the least rainy days is July (5.3 days).

Average snowfall in May
Hill City, ID

Average snowfall in May - Hill City, ID
  • Average snowfall in May: 0.43"

The month with the highest snowfall is January (20.2").
The months with the least snowfall are July, August and September (0").

Average snowfall days in May
Hill City, ID

Average snowfall days in May - Hill City, ID
  • Average snowfall days in May: 0.7 days

The month with the highest number of snowfall days is January (15 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in May /
Average sunshine in May
Hill City, ID

Average daylight in May / Average sunshine in May - Hill City, ID
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in May: 10h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).

Average sunshine days in May
Hill City, ID

Average sunshine days in May - Hill City, ID
  • Average sunshine days in May: 13.7 days

The month with the most sunshine days is July (22.7 days).
The month with the least sunshine days is March (10.9 days).

Average UV index in May
Hill City, ID

Average UV index in May - Hill City, ID
  • 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
Hill City, ID

Average cloud cover in May - Hill City, ID
  • Average cloud cover in May: 26

The month with the most cloud cover is February (Cloud cover 45).
The months with the least cloud cover are July and August (Cloud cover 9).

Average visibility in May
Hill City, ID

Average visibility in May - Hill City, ID
  • Average visibility in May: 6mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).

Hill City, Idaho, USA

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