May weather forecast
Grace, ID

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Weather in May

May, the last month of the spring in Grace, is a moderate month, with an average temperature varying between 34.2°F (1.2°C) and 57.7°F (14.3°C).

Temperature

An upsurge in temperatures occurs as April gives way to May, with average highs shifting from a frosty 45.3°F (7.4°C) to a moderate 57.7°F (14.3°C). Grace records a consistent low-temperature average of 34.2°F (1.2°C) during May, indicating a significant difference from the daytime heat.

Humidity

In May, the average relative humidity is 65%.

Rainfall

May is the month with the most rainfall. Rain falls for 14.9 days and accumulates 1.97" (50mm) of precipitation.

Snowfall

Months with snowfall in Grace are January through June, September through December. In May, it is snowing for 2.5 days. Throughout May, 1.73" (44mm) of snow is accumulated. Throughout the year, in Grace, there are 106.2 snowfall days, and 69.33" (1761mm) of snow is accumulated.

Daylight

In Grace, the average length of the day in May is 14h and 38min.
On the first day of May in Grace, sunrise is at 6:20 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 8:57 pm MDT.

Sunshine

In May, the average sunshine is 10.4h.

UV index

In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In May, the UV index of 4 transforms into the following advice:
Guard yourself - Precautionary measures against sun damage are advocated. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
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Frequently asked questions

What is the temperature in May in Grace?

The high-temperature during May is 57.7°F (14.3°C) and the low-temperature is 34.2°F (1.2°C).

What is the average humidity in May in Grace?

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

What is the wettest month in Grace?

May is the month with the most rainfall in Grace, Idaho. Rain falls for 14.9 days and accumulates 1.97" (50mm) of precipitation.

How much does it rain in Grace in May?

In Grace, Idaho, in May, during 14.9 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

How many days does it snow in May in Grace?

In Grace, Idaho, in May, during 2.5 snowfall days, 1.73" (44mm) of snow is typically accumulated.

How many hours of daylight does Grace have in May?

In May, the average day length in Grace is 14h and 38min.

When is the sunrise / sunset in May in Grace?

On the first day of May in Grace, Idaho, sunrise is at 6:20 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 8:57 pm MDT.

How many hours of sunshine does Grace have in May?

The average sunshine duration in May in Grace, Idaho, is 10.4h.

What is the UV index intensity in May in Grace?

The average daily maximum UV index in May in Grace, Idaho, is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Grace, ID

Average temperature in May - Grace, ID
  • Average high temperature in May: 57.7°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is December (25.7°F).

  • Average low temperature in May: 34.2°F

The month with the highest average low temperature is August (49.6°F).
The coldest month (with the lowest average low temperature) is January (10.2°F).

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Average pressure in May
Grace, ID

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

The month with the highest atmospheric pressure is January (30.3"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in May
Grace, ID

Average wind speed in May - Grace, ID
  • Average wind speed in May: 5.5mph

The windiest month (with the highest average wind speed) is June (5.9mph).
The calmest month (with the lowest average wind speed) is January (4.8mph).

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Average humidity in May
Grace, ID

Average humidity in May - Grace, ID
  • Average humidity in May: 65%

The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is August (42%).

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Average rainfall in May
Grace, ID

Average rainfall in May - Grace, ID
  • Average rainfall in May: 1.97"

The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is July (0.55").

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Average rainfall days in May
Grace, ID

Average rainfall days in May - Grace, ID
  • Average rainfall days in May: 14.9 days

The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is January (4.3 days).

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Average snowfall in May
Grace, ID

Average snowfall in May - Grace, ID
  • Average snowfall in May: 1.73"

The month with the highest snowfall is January (14.41").
The months with the least snowfall are July and August (0").

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Average snowfall days in May
Grace, ID

Average snowfall days in May - Grace, ID
  • Average snowfall days in May: 2.5 days

The months with the highest number of snowfall days are February and December (19.9 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in May /
Average sunshine in May
Grace, ID

Average daylight in May / Average sunshine in May - Grace, 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 6min).

  • Average sunshine in May: 10h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

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Average sunshine days in May
Grace, ID

Average sunshine days in May - Grace, ID
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is July (19.1 days).
The month with the least sunshine days is February (8.6 days).

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Average UV index in May
Grace, ID

Average UV index in May - Grace, 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 and December (UV index 1).

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Average cloud cover in May
Grace, ID

Average cloud cover in May - Grace, ID
  • Average cloud cover in May: 30

The month with the most cloud cover is February (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 12).

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Average visibility in May
Grace, ID

Average visibility in May - Grace, ID
  • Average visibility in May: 6mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (3mi).

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Grace, Idaho, USA

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