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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
May, Idaho, USA - Weather January' itemprop='relatedLink'>January, the same as December, in May, Idaho, is another subzero cold winter month, with temperature in the range of an average high of 28.4°F (-2°C) and an average low of 8.1°F (-13.3°C). Stepping into January, May records an average high-temperature of a still freezing cold 28.4°F (-2°C), almost consistent with December. Weather in January »
Weather in February
May, Idaho, USA - Weather February' itemprop='relatedLink'>February, the last month of the winter in May, is also a subzero cold month, with an average temperature varying between 9.1°F (-12.7°C) and 28.6°F (-1.9°C). In February, May's weather conditions record an average high-temperature of a still subzero cold 28.6°F (-1.9°C), demonstrating little divergence from the preceding month. Weather in February »
Weather in March
May, Idaho, USA - Weather March' itemprop='relatedLink'>March, the first month of the spring in May, is an icy month, with temperature in the range of an average low of 18°F (-7.8°C) and an average high of 35.2°F (1.8°C). In March, the meteorological conditions subtly change with the average high-temperature edging from a subzero cold 28.6°F (-1.9°C) in February to a wintry 35.2°F (1.8°C). Weather in March »
Weather in April
May, Idaho, USA - Weather April' itemprop='relatedLink'>April, the same as March, is a wintry spring month in May, Idaho, with an average temperature fluctuating between 25°F (-3.9°C) and 42.4°F (5.8°C). April's arrival signals a modest temperature shift, moving from a cold 35.2°F (1.8°C) in March to a still icy 42.4°F (5.8°C). Weather in April »
Weather in May
May, the last month of the spring in May, is a fresh month, with an average temperature ranging between min 33.4°F (0.8°C) and max 54.5°F (12.5°C). May brings a temperature change, with average high-temperatures moving from April's icy 42.4°F (5.8°C) to a cool 54.5°F (12.5°C). Weather in May »
Weather in June
June, the first month of the summer in May, is an enjoyable month, with an average temperature ranging between min 40.3°F (4.6°C) and max 65.8°F (18.8°C). A shift in the average high-temperature is noticeable in June, changing from a fresh 54.5°F (12.5°C) in May to an enjoyable 65.8°F (18.8°C). Weather in June »
Weather in July
July is a moderately hot summer month in May, Idaho, with an average temperature fluctuating between 47.3°F (8.5°C) and 76.6°F (24.8°C). In May, July is identified by the highest average temperatures, reaching a peak of 76.6°F (24.8°C) and a low of 47.3°F (8.5°C). Weather in July »
Weather in August
August, the last month of the summer in May, is another warm month, with an average temperature ranging between min 47.8°F (8.8°C) and max 75.4°F (24.1°C). The arrival of August brings an average high-temperature of a still warm 75.4°F (24.1°C), subtly diverging from July's 76.6°F (24.8°C). Weather in August »
Weather in September
September, the first month of the autumn in May, is still a refreshing month, with an average temperature fluctuating between 65.7°F (18.7°C) and 41.5°F (5.3°C). May's transition into September involves a shift in temperature, receding from a moderately hot 75.4°F (24.1°C) in August to a refreshing 65.7°F (18.7°C). Weather in September »
Weather in October
October, like September, is a frosty autumn month in May, Idaho, with temperature in the range of an average low of 30.2°F (-1°C) and an average high of 49.6°F (9.8°C). May's transition into October is marked by a distinct drop in the average high-temperature, reducing from an enjoyable 65.7°F (18.7°C) in September to a frosty 49.6°F (9.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is also an icy month in May, Idaho, with an average temperature varying between 18.9°F (-7.3°C) and 36.7°F (2.6°C). May's progression into November involves a drop in the average high-temperature, receding from a chilly 49.6°F (9.8°C) in October to a cold 36.7°F (2.6°C). Weather in November »
Weather in December
December, the first month of the winter in May, is also a subzero cold month, with temperature in the range of an average high of 26.1°F (-3.3°C) and an average low of 8.6°F (-13°C). With its high average temperature of 26.1°F (-3.3°C) and a low of 8.6°F (-13°C), December is regarded as the coldest month. Weather in December »
[Resources]Frequently asked questions
How much does it rain in May?
In May, Idaho, during the entire year, the rain falls for 75.7 days and collects up to 6.38" (162mm) of precipitation.
When does it snow in May?
Months with snowfall are January through June, September through December.
How many days does it snow in May?
Throughout the year, there are 51.7 snowfall days, and 18.62" (473mm) of snow is accumulated.
What is the month with the least sunshine in May?
With an average of 5.8h of sunshine, January has the least sunshine of the year in May, Idaho.
What is the month with the lowest UV index in May?
January through April, October through December, with an average maximum UV index of 2, are months with the lowest UV index in May.
What is the most humid month in May?
With an average relative humidity of 87%, February is the most humid month.
What is the snowiest month in May?
The month with the most snowfall in May is February, when snow falls for 9.4 days and typically aggregates up to 3.54" (90mm) of snow.
When is Daylight Saving Time (DST) in May?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in May, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from MDT to MST.
What is the rainiest month in May?
June is the month with the most rainfall. Rain falls for 10.2 days and accumulates 1.1" (28mm) of precipitation.
When are the longest days in May?
June has the longest days of the year in May, Idaho, with an average of 15h and 30min of daylight.
What are the months with the highest UV index in May?
The months with the highest UV index in May are June and July, with an average maximum UV index of 5.
What is the warmest month in May?
In May, the peak temperatures are generally noted in July, averaging a high of 76.6°F (24.8°C) and a low of 47.3°F (8.5°C).
What is the least humid month in May?
July and August, with an average relative humidity of 38%, are the least humid months in May, Idaho.
What is the driest month in May?
July is the month with the least rainfall in May. Rain falls for 4.7 days and accumulates 0.28" (7mm) of precipitation.
When it does not snow in May?
In May, snow does not fall in July and August.
What month has the most sunshine in May?
With an average of 11.9h of sunshine, July has the most sunshine of the year in May, Idaho.
What part of the year is the coldest in May?
December, having an average high-temperature of 26.1°F (-3.3°C) and an average low-temperature of 8.6°F (-13°C), is the coldest month.
What is the month with the shortest days in May?
December has the shortest days of the year in May, with an average of 8h and 54min of daylight.
Average temperature
May, ID
The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is December (26.1°F).
The month with the highest average low temperature is August (47.8°F).
The coldest month (with the lowest average low temperature) is January (8.1°F).
Average pressure
May, ID
- Average pressure in January:
30.27"Hg - Average pressure in February:
30.15"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.95"Hg - Average pressure in August:
29.95"Hg - Average pressure in September:
29.98"Hg - Average pressure in October:
30.06"Hg - Average pressure in November:
30.16"Hg - Average pressure in December:
30.24"Hg
The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed
May, ID
- Average wind speed in January:
4.8mph - Average wind speed in February:
5.2mph - Average wind speed in March:
5.6mph - Average wind speed in April:
5.6mph - Average wind speed in May:
5.3mph - Average wind speed in June:
5.7mph
- Average wind speed in July:
5.7mph - Average wind speed in August:
5.2mph - Average wind speed in September:
5.2mph - Average wind speed in October:
5.1mph - Average wind speed in November:
5.3mph - Average wind speed in December:
5mph
The windiest months (with the highest average wind speed) are June and July (5.7mph).
The calmest month (with the lowest average wind speed) is January (4.8mph).
Average humidity
May, ID
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are July and August (38%).
Average rainfall
May, ID
- Average rainfall in January:
0.47" - Average rainfall in February:
0.55" - Average rainfall in March:
0.55" - Average rainfall in April:
0.59" - Average rainfall in May:
0.55" - Average rainfall in June:
1.1"
- Average rainfall in July:
0.28" - Average rainfall in August:
0.31" - Average rainfall in September:
0.51" - Average rainfall in October:
0.55" - Average rainfall in November:
0.39" - Average rainfall in December:
0.51"
The wettest month (with the highest rainfall) is June (1.1").
The driest month (with the least rainfall) is July (0.28").
Average rainfall days
May, ID
- Average rainfall days in January:
3.8 days - Average rainfall days in February:
4.1 days - Average rainfall days in March:
7.4 days - Average rainfall days in April:
9 days - Average rainfall days in May:
9.7 days - Average rainfall days in June:
10.2 days
- Average rainfall days in July:
4.7 days - Average rainfall days in August:
4.8 days - Average rainfall days in September:
6.9 days - Average rainfall days in October:
6.5 days - Average rainfall days in November:
4 days - Average rainfall days in December:
4.6 days
The month with the highest number of rainy days is June (10.2 days).
The month with the least rainy days is January (3.8 days).
Average snowfall
May, ID
- Average snowfall in January:
3.23" - Average snowfall in February:
3.54" - Average snowfall in March:
2.44" - Average snowfall in April:
1.57" - Average snowfall in May:
0.31" - Average snowfall in June:
0.75"
The month with the highest snowfall is February (3.54").
The months with the least snowfall are July and August (0").
Average snowfall days
May, ID
- Average snowfall days in January:
9 days - Average snowfall days in February:
9.4 days - Average snowfall days in March:
8.2 days - Average snowfall days in April:
4.8 days - Average snowfall days in May:
1.2 days - Average snowfall days in June:
0.2 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0.5 days - Average snowfall days in October:
2.5 days - Average snowfall days in November:
5.8 days - Average snowfall days in December:
10.1 days
The month with the highest number of snowfall days is December (10.1 days).
The months with the least snowfall days are July and August (0 days).
Average daylight / Average sunshine
May, ID
- Average daylight in January:
9h and 2min - Average daylight in February:
10h and 3min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 3min - Average daylight in May:
14h and 5min - Average daylight in June:
15h and 3min
- Average daylight in July:
15h and 1min - Average daylight in August:
14h and 0min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 4min - Average daylight in December:
8h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January:
5h and 5min - Average sunshine in February:
6h and 5min - Average sunshine in March:
7h and 5min - Average sunshine in April:
9h and 5min - Average sunshine in May:
11h and 1min - Average sunshine in June:
11h and 4min
- Average sunshine in July:
11h and 5min - Average sunshine in August:
11h and 5min - Average sunshine in September:
9h and 3min - Average sunshine in October:
7h and 5min - Average sunshine in November:
6h and 4min - Average sunshine in December:
6h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).
Average sunshine days
May, ID
- Average sunshine days in January:
21.1 days - Average sunshine days in February:
17.8 days - Average sunshine days in March:
17.2 days - Average sunshine days in April:
17.2 days - Average sunshine days in May:
18.7 days - Average sunshine days in June:
17.5 days
- Average sunshine days in July:
24.1 days - Average sunshine days in August:
23.4 days - Average sunshine days in September:
21.6 days - Average sunshine days in October:
22.1 days - Average sunshine days in November:
21.3 days - Average sunshine days in December:
19.3 days
The month with the most sunshine days is July (24.1 days).
The months with the least sunshine days are March and April (17.2 days).
Average UV index
May, ID
The months with the highest UV index are June and July (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
May, ID
The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 11).
Average visibility
May, ID
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
May, Idaho, USA
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