Climate and monthly weather forecastAshton, ID
Climate and monthly weather forecast
Weather in January
January, the same as December, in Ashton, Idaho, is a freezing cold winter month, with an average temperature ranging between min 10.8°F (-11.8°C) and max 26.2°F (-3.2°C). A minor adjustment in Ashton's average high-temperature is noted with the start of January, touching a still freezing cold 26.2°F (-3.2°C) from December's 25°F (-3.9°C). Weather in January »Weather in February
The last month of the winter, February, is another freezing cold month in Ashton, Idaho, with an average temperature varying between 27.9°F (-2.3°C) and 12.7°F (-10.7°C). Entering February, Ashton's average high-temperature reads a still freezing cold 27.9°F (-2.3°C), indicating a close resemblance to the previous month's climate. Weather in February »Weather in March
March, the first month of the spring in Ashton, is a wintry month, with temperature in the range of an average low of 21°F (-6.1°C) and an average high of 36°F (2.2°C). Ashton in March denotes a subtle temperature transition, adjusting from an average high of a freezing cold 27.9°F (-2.3°C) in February to an icy 36°F (2.2°C). Weather in March »Weather in April
April in Ashton, Idaho, is a frosty spring month, with an average temperature fluctuating between 27.9°F (-2.3°C) and 46°F (7.8°C). An escalation in the average high-temperature is seen with the onset of April, moving from a wintry 36°F (2.2°C) in March to a chilly 46°F (7.8°C). Weather in April »Weather in May
The last month of the spring, May, is a refreshing month in Ashton, Idaho, with an average temperature varying between 59.4°F (15.2°C) and 36.1°F (2.3°C). Ashton's weather shows a temperature rise with the arrival of May, moving from a frosty 46°F (7.8°C) in April to a refreshing 59.4°F (15.2°C). Weather in May »Weather in June
June, the first month of the summer in Ashton, is a pleasant month, with an average temperature ranging between max 69.4°F (20.8°C) and min 43.3°F (6.3°C). The shift from May to June is marked by an increase in the average high-temperature, moving from a moderate 59.4°F (15.2°C) to an agreeable 69.4°F (20.8°C). Weather in June »Weather in July
July is a warm summer month in Ashton, Idaho, with an average temperature varying between 50°F (10°C) and 80.2°F (26.8°C). July, recording an average high temperature of 80.2°F (26.8°C) and a low temperature of 50°F (10°C), is Ashton's warmest month. Weather in July »Weather in August
The last month of the summer, August, is another warm month in Ashton, Idaho, with temperature in the range of an average high of 79.5°F (26.4°C) and an average low of 49.5°F (9.7°C). Welcoming August, Ashton notes an average high-temperature of a still moderately hot 79.5°F (26.4°C), nearly consistent with July's 80.2°F (26.8°C). Weather in August »Weather in September
September, the first month of the autumn in Ashton, is also an agreeable month, with an average temperature fluctuating between 44.1°F (6.7°C) and 69.4°F (20.8°C). In Ashton, entering September brings a temperature decrement, reducing from August's moderately hot 79.5°F (26.4°C) to an agreeable 69.4°F (20.8°C). Weather in September »Weather in October
October, the same as September, is a cool autumn month in Ashton, Idaho, with temperature in the range of an average high of 50.9°F (10.5°C) and an average low of 32.2°F (0.1°C). October's arrival brings a noticeable temperature shift, dropping from a pleasant 69.4°F (20.8°C) in September to a cool 50.9°F (10.5°C). Weather in October »Weather in November
November, the last month of the autumn in Ashton, is also a wintry month, with an average temperature ranging between min 21°F (-6.1°C) and max 36.5°F (2.5°C). The shift from October to November is characterized by a clear decrease in the average high-temperature, reducing from a fresh 50.9°F (10.5°C) to a wintry 36.5°F (2.5°C). Weather in November »Weather in December
December, the first month of the winter in Ashton, is still a freezing cold month, with temperature in the range of an average low of 11.5°F (-11.4°C) and an average high of 25°F (-3.9°C). In Ashton, December is the coldest month, with temperatures averaging a high of 25°F (-3.9°C) and a low of 11.5°F (-11.4°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Ashton, ID
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°F).
The month with the highest average low temperature is July (50°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure
Ashton, ID
- Average pressure in January:
30.27"Hg - Average pressure in February:
30.16"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
29.97"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.92"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
29.99"Hg - Average pressure in October:
30.06"Hg - Average pressure in November:
30.16"Hg - Average pressure in December:
30.25"Hg
The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed
Ashton, ID
- Average wind speed in January:
4.4mph - Average wind speed in February:
5.2mph - Average wind speed in March:
5.4mph - Average wind speed in April:
6.2mph - Average wind speed in May:
6.1mph - Average wind speed in June:
6.6mph
- Average wind speed in July:
6.2mph - Average wind speed in August:
6.2mph - Average wind speed in September:
6mph - Average wind speed in October:
5.5mph - Average wind speed in November:
5.1mph - Average wind speed in December:
4.5mph
The windiest month (with the highest average wind speed) is June (6.6mph).
The calmest month (with the lowest average wind speed) is January (4.4mph).
Average humidity
Ashton, ID
The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is August (42%).
Average rainfall
Ashton, ID
- Average rainfall in January:
2.44" - Average rainfall in February:
2.2" - Average rainfall in March:
2.17" - Average rainfall in April:
2.36" - Average rainfall in May:
1.97" - Average rainfall in June:
1.73"
- Average rainfall in July:
0.59" - Average rainfall in August:
0.75" - Average rainfall in September:
1.26" - Average rainfall in October:
1.3" - Average rainfall in November:
1.42" - Average rainfall in December:
1.93"
The wettest month (with the highest rainfall) is January (2.44").
The driest month (with the least rainfall) is July (0.59").
Average rainfall days
Ashton, ID
- Average rainfall days in January:
4.5 days - Average rainfall days in February:
6.8 days - Average rainfall days in March:
12.3 days - Average rainfall days in April:
16.3 days - Average rainfall days in May:
17.3 days - Average rainfall days in June:
13.5 days
- Average rainfall days in July:
7.2 days - Average rainfall days in August:
8.5 days - Average rainfall days in September:
9.1 days - Average rainfall days in October:
10.8 days - Average rainfall days in November:
7.2 days - Average rainfall days in December:
7.5 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (4.5 days).
Average snowfall
Ashton, ID
- Average snowfall in January:
20" - Average snowfall in February:
16.81" - Average snowfall in March:
13.66" - Average snowfall in April:
7.52" - Average snowfall in May:
2.09" - Average snowfall in June:
0.12"
The month with the highest snowfall is January (20").
The months with the least snowfall are July and August (0").
Average snowfall days
Ashton, ID
- Average snowfall days in January:
20.9 days - Average snowfall days in February:
21.2 days - Average snowfall days in March:
20.3 days - Average snowfall days in April:
12.3 days - Average snowfall days in May:
3 days - Average snowfall days in June:
0.8 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:
5.1 days - Average snowfall days in November:
14 days - Average snowfall days in December:
21.6 days
The month with the highest number of snowfall days is December (21.6 days).
The months with the least snowfall days are July and August (0 days).
Average daylight / Average sunshine
Ashton, ID
- Average daylight in January:
9h and 18min - Average daylight in February:
10h and 30min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 30min - Average daylight in May:
14h and 48min - Average daylight in June:
15h and 24min
- Average daylight in July:
15h and 6min - Average daylight in August:
14h and 0min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 36min - Average daylight in December:
8h and 54min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January:
4h and 12min - Average sunshine in February:
4h and 36min - Average sunshine in March:
6h and 0min - Average sunshine in April:
9h and 6min - Average sunshine in May:
10h and 36min - Average sunshine in June:
11h and 12min
- Average sunshine in July:
11h and 54min - Average sunshine in August:
11h and 42min - Average sunshine in September:
10h and 0min - Average sunshine in October:
6h and 54min - Average sunshine in November:
5h and 54min - Average sunshine in December:
4h and 36min
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 12min).
Average sunshine days
Ashton, ID
- Average sunshine days in January:
10.8 days - Average sunshine days in February:
7 days - Average sunshine days in March:
7.3 days - Average sunshine days in April:
6.7 days - Average sunshine days in May:
8.5 days - Average sunshine days in June:
13.3 days
- Average sunshine days in July:
19.9 days - Average sunshine days in August:
19 days - Average sunshine days in September:
18 days - Average sunshine days in October:
16.2 days - Average sunshine days in November:
13.1 days - Average sunshine days in December:
8.4 days
The month with the most sunshine days is July (19.9 days).
The month with the least sunshine days is April (6.7 days).
Average UV index
Ashton, ID
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover
Ashton, ID
The month with the most cloud cover is February (Cloud cover 61).
The months with the least cloud cover are July and August (Cloud cover 12).
Average visibility
Ashton, ID
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).





