May weather forecast
Granger, WY

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Weather in May

The last month of the spring, May, is a refreshing month in Granger, Wyoming, with an average temperature varying between 37.8°F (3.2°C) and 57°F (13.9°C).

Temperature

In Granger, the average high-temperature in May rises, from a chilly 45.9°F (7.7°C) in April, to a moderate 57°F (13.9°C). During the nights in May, an average low-temperature of 37.8°F (3.2°C) is observed.

Humidity

In May, the average relative humidity is 53%.

Rainfall

The month with the most rainfall is May, when the rain falls for 16.1 days and typically aggregates up to 2.01" (51mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall. In Granger, during May, snow falls for 4 days and regularly aggregates up to 2.01" (51mm) of snow. Throughout the year, there are 85.7 snowfall days, and 41.22" (1047mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14h and 33min.
On the first day of May, sunrise is at 6:15 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 8:47 pm MDT.

Sunshine

In May, the average sunshine is 11h.

UV index

In Granger, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: During May, 4 as the daily maximum UV index converts into the following advice:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.

Frequently asked questions

What are the temperatures in Granger in May?

The average high-temperature, in May, in Granger, is 57°F (13.9°C), while the average low-temperature is 37.8°F (3.2°C).

What is the average humidity in May?

In May, the average relative humidity is 53%.

What is the wettest month?

The month with the most rainfall is May, when the rain falls for 16.1 days and typically aggregates up to 2.01" (51mm) of precipitation.

How much does it rain in May?

In Granger, during May, the rain falls for 16.1 days and regularly aggregates up to 2.01" (51mm) of precipitation.

How much does it snow in May?

In May, in Granger, it is snowing for 4 days. Throughout May, 2.01" (51mm) of snow is accumulated.

What is the average length of the day in May?

In Granger, the average day length in May is 14h and 33min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:15 am and sunset at 8:18 pm. On the last day of the month, in Granger, sunrise is at 5:48 am and sunset at 8:47 pm MDT.

How many hours of sunshine does Granger have in May?

The average sunshine duration in May is 11h.

What is the UV index reading in May?

In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health risk from 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
Granger, WY

Average temperature in May - Granger, WY
  • Average high temperature in May: 57°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is December (26.6°F).

  • Average low temperature in May: 37.8°F

The month with the highest average low temperature is July (55.6°F).
The coldest month (with the lowest average low temperature) is January (12.2°F).

Average pressure in May
Granger, WY

Average pressure in May - Granger, WY
  • Average pressure in May: 29.9"Hg

The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in May
Granger, WY

Average wind speed in May - Granger, WY
  • Average wind speed in May: 9.2mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).

Average humidity in May
Granger, WY

Average humidity in May - Granger, WY
  • Average humidity in May: 53%

The months with the highest relative humidity are January and February (82%).
The months with the lowest relative humidity are July and August (36%).

Average rainfall in May
Granger, WY

Average rainfall in May - Granger, WY
  • Average rainfall in May: 2.01"

The wettest month (with the highest rainfall) is May (2.01").
The driest months (with the least rainfall) are January and July (0.63").

Average rainfall days in May
Granger, WY

Average rainfall days in May - Granger, WY
  • Average rainfall days in May: 16.1 days

The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is November (6 days).

Average snowfall in May
Granger, WY

Average snowfall in May - Granger, WY
  • Average snowfall in May: 2.01"

The month with the highest snowfall is March (8.78").
The months with the least snowfall are July and August (0").

Average snowfall days in May
Granger, WY

Average snowfall days in May - Granger, WY
  • Average snowfall days in May: 4 days

The month with the highest number of snowfall days is March (15.1 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in May /
Average sunshine in May
Granger, WY

Average daylight in May / Average sunshine in May - Granger, WY
  • Average daylight in May: 14h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in May: 11h and 0min

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 12min).

Average sunshine days in May
Granger, WY

Average sunshine days in May - Granger, WY
  • Average sunshine days in May: 10.8 days

The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is April (9.4 days).

Average UV index in May
Granger, WY

Average UV index in May - Granger, WY
  • Average UV index in May: 4

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

Average cloud cover in May
Granger, WY

Average cloud cover in May - Granger, WY
  • Average cloud cover in May: 24

The month with the most cloud cover is February (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 12).

Average visibility in May
Granger, WY

Average visibility in May - Granger, WY
  • Average visibility in May: 6mi

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

Granger, Wyoming, USA

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