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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
January, like December, is another subzero cold winter month in Alder, Montana, with an average temperature fluctuating between 13.6°F (-10.2°C) and 28.8°F (-1.8°C). January's advent presents an average high-temperature of a still subzero cold 28.8°F (-1.8°C), indicating a slight variation from the conditions of the previous month. Weather in January »
Weather in February
February, the last month of the winter in Alder, is also a subzero cold month, with temperature in the range of an average low of 13.8°F (-10.1°C) and an average high of 29.3°F (-1.5°C). The arrival of February sees an average high-temperature of a still freezing cold 29.3°F (-1.5°C), hardly diverging from January's 28.8°F (-1.8°C). Weather in February »
Weather in March
March, the first month of the spring in Alder, is a cold month, with an average temperature ranging between min 21.9°F (-5.6°C) and max 38.1°F (3.4°C). The onset of March marks a slight increase in the average high-temperature, moving from a subzero cold 29.3°F (-1.5°C) in February to a cold 38.1°F (3.4°C). Weather in March »
Weather in April
April in Alder, Montana, is a frosty spring month, with temperature in the range of an average low of 27.7°F (-2.4°C) and an average high of 46.4°F (8°C). April's arrival is noted with a slight increase in the average high-temperature, moving from a wintry 38.1°F (3.4°C) in March to a chilly 46.4°F (8°C). Weather in April »
Weather in May
The last month of the spring, May, is a refreshing month in Alder, Montana, with an average temperature varying between 58.1°F (14.5°C) and 35.2°F (1.8°C). The arrival of May sees a shift in the average high-temperature, moving from a chilly 46.4°F (8°C) in April to a moderate 58.1°F (14.5°C). Weather in May »
Weather in June
June, the first month of the summer in Alder, is an agreeable month, with temperature in the range of an average low of 41.9°F (5.5°C) and an average high of 68.5°F (20.3°C). The shift from May to June brings an increase in the average high-temperature, moving from a refreshing 58.1°F (14.5°C) to a pleasant 68.5°F (20.3°C). Weather in June »
Weather in July
July is a warm summer month in Alder, Montana, with an average temperature varying between 79.5°F (26.4°C) and 47.7°F (8.7°C). July is the warmest month, with the temperature often reaching an average high of 79.5°F (26.4°C) and an average low of 47.7°F (8.7°C). Weather in July »
Weather in August
August, the last month of the summer in Alder, is also a moderately hot month, with an average temperature ranging between max 78.3°F (25.7°C) and min 47.1°F (8.4°C). During August, Alder observes a subtle ascent to a still warm 78.3°F (25.7°C) from July's 79.5°F (26.4°C) in the average high-temperature. Weather in August »
Weather in September
September, the first month of the autumn in Alder, is also an enjoyable month, with an average temperature fluctuating between 67.6°F (19.8°C) and 41.2°F (5.1°C). Alder, Montana, in September undergoes a mild reduction in the average high-temperature, shifting from August's warm 78.3°F (25.7°C) to a refreshing 67.6°F (19.8°C). Weather in September »
Weather in October
October, like September, in Alder, Montana, is another fresh autumn month, with an average temperature fluctuating between 30.9°F (-0.6°C) and 50.7°F (10.4°C). As Alder steps into October, a marked temperature drop is observed, with the average high-temperature reducing from September's enjoyable 67.6°F (19.8°C) to a cool 50.7°F (10.4°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a wintry month in Alder, Montana, with an average temperature fluctuating between 36.5°F (2.5°C) and 20.3°F (-6.5°C). Stepping into November, Alder observes a temperature decline, with the average high falling from October's cool 50.7°F (10.4°C) to a wintry 36.5°F (2.5°C). Weather in November »
Weather in December
The first month of the winter, December, is also a subzero cold month in Alder, Montana, with an average temperature varying between 26.4°F (-3.1°C) and 11.3°F (-11.5°C). Temperature readings reach their annual highs in December, averaging 26.4°F (-3.1°C) and a minimum average of 11.3°F (-11.5°C). Weather in December »
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the most humid month in Alder?
The most humid month is January, with an average relative humidity of 85%.
What is the driest month in Alder?
January is the month with the least rainfall. Rain falls for 11.7 days and accumulates 0.59" (15mm) of precipitation.
How many days does it rain in Alder?
In Alder, Montana, during the entire year, the rain falls for 158 days and collects up to 12.2" (310mm) of precipitation.
When does it snow in Alder?
January through April, October through December are months with snowfall in Alder.
How many days does it snow in Alder?
In Alder, during the entire year, snow falls for 20.8 days and aggregates up to 5.12" (130mm) of snow.
When is the lowest UV index in Alder?
January through April, October through December, with an average maximum UV index of 2, are months with the lowest UV index.
When does it snow the most in Alder?
The month with the most snowfall is February, when snow falls for 6.2 days and typically aggregates up to 1.81" (46mm) of snow.
When is Daylight Saving Time (DST) in Alder?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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 Alder?
May is the month with the most rainfall. Rain falls for 18.4 days and accumulates 1.85" (47mm) of precipitation.
When it does not snow in Alder?
May through September are months without snowfall in Alder.
When are the longest days in Alder?
June has the longest days of the year, with an average of 15h and 36min of daylight.
What month is the hottest in Alder?
In Alder, July is the month with the highest recorded average temperatures, measuring a high of 79.5°F (26.4°C) and a low of 47.7°F (8.7°C).
What are the least humid months in Alder?
July and August, with an average relative humidity of 46%, are the least humid months.
What month has the most sunshine in Alder?
The month with the most sunshine in Alder, Montana, is July, with an average of 11.9h of sunshine.
What is the month with the highest UV index in Alder?
With an average maximum UV index of 5, July is the month with the highest UV index in Alder, Montana.
What is the coldest month in Alder?
With average temperatures fluctuating between a high of 26.4°F (-3.1°C) and a low of 11.3°F (-11.5°C), December stands out as the coldest month.
What is the month with the shortest days in Alder?
With an average of 8h and 48min of daylight, December has the shortest days of the year.
What is the month with the least sunshine in Alder?
With an average of 6h of sunshine, December has the least sunshine of the year in Alder, Montana.
Average temperature
Alder, MT
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is December (26.4°F).
The month with the highest average low temperature is July (47.7°F).
The coldest month (with the lowest average low temperature) is December (11.3°F).
Average pressure
Alder, MT
- Average pressure in January:
30.23"Hg - Average pressure in February:
30.14"Hg - Average pressure in March:
30.05"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
29.95"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:
30.14"Hg - Average pressure in December:
30.22"Hg
The month with the highest atmospheric pressure is January (30.23"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed
Alder, MT
- Average wind speed in January:
6.2mph - Average wind speed in February:
6.1mph - Average wind speed in March:
6.2mph - Average wind speed in April:
6.1mph - Average wind speed in May:
5.4mph - Average wind speed in June:
5.3mph
- Average wind speed in July:
4.8mph - Average wind speed in August:
4.6mph - Average wind speed in September:
5mph - Average wind speed in October:
5.9mph - Average wind speed in November:
6.3mph - Average wind speed in December:
6.1mph
The windiest month (with the highest average wind speed) is November (6.3mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity
Alder, MT
The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are July and August (46%).
Average rainfall
Alder, MT
- Average rainfall in January:
0.59" - Average rainfall in February:
0.87" - Average rainfall in March:
0.98" - Average rainfall in April:
1.57" - Average rainfall in May:
1.85" - Average rainfall in June:
1.77"
- Average rainfall in July:
0.67" - Average rainfall in August:
0.63" - Average rainfall in September:
0.98" - Average rainfall in October:
0.87" - Average rainfall in November:
0.71" - Average rainfall in December:
0.71"
The wettest month (with the highest rainfall) is May (1.85").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days
Alder, MT
- Average rainfall days in January:
11.7 days - Average rainfall days in February:
12.8 days - Average rainfall days in March:
16.4 days - Average rainfall days in April:
18.6 days - Average rainfall days in May:
18.4 days - Average rainfall days in June:
16.3 days
- Average rainfall days in July:
8.8 days - Average rainfall days in August:
8.6 days - Average rainfall days in September:
10.3 days - Average rainfall days in October:
13.1 days - Average rainfall days in November:
11.1 days - Average rainfall days in December:
11.9 days
The month with the highest number of rainy days is April (18.6 days).
The month with the least rainy days is August (8.6 days).
Average snowfall
Alder, MT
The month with the highest snowfall is February (1.81").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Alder, MT
- Average snowfall days in January:
4.5 days - Average snowfall days in February:
6.2 days - Average snowfall days in March:
1.6 days - Average snowfall days in April:
1.2 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.5 days - Average snowfall days in November:
2.3 days - Average snowfall days in December:
4.5 days
The month with the highest number of snowfall days is February (6.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Alder, MT
- Average daylight in January:
9h and 1min - Average daylight in February:
10h and 2min - 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 4min
- 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:
10h and 5min - Average daylight in November:
9h and 3min - Average daylight in December:
8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in January:
6h and 1min - Average sunshine in February:
6h and 4min - Average sunshine in March:
8h and 2min - Average sunshine in April:
9h and 5min - Average sunshine in May:
10h and 4min - Average sunshine in June:
11h and 3min
- Average sunshine in July:
11h and 5min - Average sunshine in August:
11h and 4min - Average sunshine in September:
9h and 5min - Average sunshine in October:
7h and 2min - 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 December (Average sunshine: 6h and 0min).
Average sunshine days
Alder, MT
- Average sunshine days in January:
14.8 days - Average sunshine days in February:
10.8 days - Average sunshine days in March:
11.6 days - Average sunshine days in April:
7.8 days - Average sunshine days in May:
9.1 days - Average sunshine days in June:
10.7 days
- Average sunshine days in July:
17.8 days - Average sunshine days in August:
17.3 days - Average sunshine days in September:
16.4 days - Average sunshine days in October:
15.8 days - Average sunshine days in November:
15.7 days - Average sunshine days in December:
14.8 days
The month with the most sunshine days is July (17.8 days).
The month with the least sunshine days is April (7.8 days).
Average UV index
Alder, MT
The month with the highest UV index is 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
Alder, MT
The month with the most cloud cover is February (Cloud cover 42).
The months with the least cloud cover are July and August (Cloud cover 14).
Average visibility
Alder, MT
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).
Alder, Montana, USA
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