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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, the same as December, in Amherst, South Dakota, is another subzero cold winter month, with an average temperature fluctuating between 19°F (-7.2°C) and 5.4°F (-14.8°C). Amherst experiences its lowest average temperatures in January, reaching a peak of 19°F (-7.2°C) and a minimum of 5.4°F (-14.8°C). Weather in January »
Weather in February
The last month of the winter, February, is also a subzero cold month in Amherst, South Dakota, with an average temperature ranging between max 21.4°F (-5.9°C) and min 7.3°F (-13.7°C). The advent of February sees the average high-temperature at a still subzero cold 21.4°F (-5.9°C), subtly shifted from January's 19°F (-7.2°C). Weather in February »
Weather in March
March, the first month of the spring in Amherst, is an icy month, with temperature in the range of an average high of 37°F (2.8°C) and an average low of 23°F (-5°C). A clear rise in the average high-temperature is observed during March, increasing from a freezing cold 21.4°F (-5.9°C) in February to a cold 37°F (2.8°C). Weather in March »
Weather in April
April in Amherst, South Dakota, is a fresh spring month, with an average temperature varying between 51.8°F (11°C) and 35.6°F (2°C). A notable increase in the average high-temperature is observed during April, soaring from an icy 37°F (2.8°C) in March to a cool 51.8°F (11°C). Weather in April »
Weather in May
The last month of the spring, May, is an enjoyable month in Amherst, South Dakota, with an average temperature fluctuating between 65.7°F (18.7°C) and 48.2°F (9°C). May's arrival sees a rise in the average high-temperature, jumping from April's cool 51.8°F (11°C) to a refreshing 65.7°F (18.7°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Amherst, South Dakota, with an average temperature varying between 75.2°F (24°C) and 57°F (13.9°C). A rise in the average high-temperature is observed during June, moving from an enjoyable 65.7°F (18.7°C) in May to a moderately hot 75.2°F (24°C). Weather in June »
Weather in July
July, like June, in Amherst, South Dakota, is another warm summer month, with an average temperature ranging between min 61.9°F (16.6°C) and max 82°F (27.8°C). July, recognised by an average high temperature of 82°F (27.8°C) and a low of 61.9°F (16.6°C), is Amherst's warmest month. In July, the average heat index is estimated at a hot 86°F (30°C). Weather in July »
Weather in August
August, the last month of the summer in Amherst, is also a moderately hot month, with temperature in the range of an average high of 81.1°F (27.3°C) and an average low of 59.7°F (15.4°C). Shifting into August, Amherst records an average high-temperature of a still moderately hot 81.1°F (27.3°C), presenting minor fluctuations compared to the previous month. Weather in August »
Weather in September
September, the first month of the autumn in Amherst, is still a pleasant month, with an average temperature ranging between min 52.3°F (11.3°C) and max 72.7°F (22.6°C). The transition into September subtly indicates a reduction in the average high-temperature, down to an agreeable 72.7°F (22.6°C) from August's moderately hot 81.1°F (27.3°C). Weather in September »
Weather in October
October, like September, in Amherst, South Dakota, is a cool autumn month, with temperature in the range of an average low of 39.6°F (4.2°C) and an average high of 54.7°F (12.6°C). Amherst's transition into October is marked by a distinct drop in the average high-temperature, reducing from an agreeable 72.7°F (22.6°C) in September to a cool 54.7°F (12.6°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cold month in Amherst, South Dakota, with an average temperature ranging between max 39.2°F (4°C) and min 26.4°F (-3.1°C). Witnessing a clear downswing, the average high-temperature during November drops from October's fresh 54.7°F (12.6°C) to an icy 39.2°F (4°C). Weather in November »
Weather in December
December, the first month of the winter in Amherst, is also a subzero cold month, with an average temperature ranging between min 12.2°F (-11°C) and max 22.6°F (-5.2°C). In Amherst, the average high-temperature in December significantly decreases from a cold 39.2°F (4°C) in November to a freezing cold 22.6°F (-5.2°C). Weather in December »
Updated: Jul 7, 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 coldest month?
January stands out as Amherst's coldest month, with an average high-temperature of 19°F (-7.2°C) and a low-temperature of 5.4°F (-14.8°C).
What is the most humid month in Amherst?
January is the most humid month, with an average relative humidity of 90%.
What is the driest month?
The month with the least rainfall is January, when the rain falls for 3.1 days and typically collects 0.63" (16mm) of precipitation.
How much does it rain in Amherst?
Throughout the year, there are 109.5 rainfall days, and 20.39" (518mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through May, October through December.
How many days does it snow in Amherst?
In Amherst, during the entire year, snow falls for 68.5 days and aggregates up to 22.83" (580mm) of snow.
What is the month with the least sunshine in Amherst?
The month with the least sunshine is January, with an average of 3.7h of sunshine.
What are the months with the lowest UV index?
The months with the lowest UV index are January and November, with an average maximum UV index of 1.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.
What is the wettest month in Amherst?
The month with the most rainfall is June, when the rain falls for 16.8 days and typically aggregates up to 3.62" (92mm) of precipitation.
When it does not snow in Amherst?
In Amherst, snow does not fall in June through September.
When are the longest days in Amherst?
The month with the longest days in Amherst is June, with an average of 15h and 42min of daylight.
When is the highest UV index?
The months with the highest UV index are June and July, with an average maximum UV index of 6.
What time of the year is the hottest?
July tends to be the warmest month, with temperatures averaging a daily high of 82°F (27.8°C) and a low of 61.9°F (16.6°C).
What month has the most sunshine?
With an average of 11h of sunshine, July has the most sunshine of the year.
What is the least humid month?
August and September, with an average relative humidity of 62%, are the least humid months.
When does it snow the most?
December is the month with the most snowfall. Snow falls for 15.2 days and accumulates 4.61" (117mm) of snow.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 8h and 42min of daylight.
Average temperature
Amherst, SD
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (19°F).
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).
Average pressure
Amherst, SD
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.17"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.85"Hg
- Average pressure in July:
29.91"Hg - Average pressure in August:
29.91"Hg - Average pressure in September:
29.96"Hg - Average pressure in October:
29.97"Hg - Average pressure in November:
30.05"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed
Amherst, SD
- Average wind speed in January:
10.2mph - Average wind speed in February:
9.8mph - Average wind speed in March:
9.8mph - Average wind speed in April:
10.7mph - Average wind speed in May:
9.9mph - Average wind speed in June:
8.9mph
- Average wind speed in July:
8.1mph - Average wind speed in August:
8.2mph - Average wind speed in September:
9.6mph - Average wind speed in October:
10.8mph - Average wind speed in November:
10.1mph - Average wind speed in December:
10.3mph
The windiest month (with the highest average wind speed) is October (10.8mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).
Average humidity
Amherst, SD
The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are August and September (62%).
Average rainfall
Amherst, SD
- Average rainfall in January:
0.63" - Average rainfall in February:
0.71" - Average rainfall in March:
1.06" - Average rainfall in April:
1.81" - Average rainfall in May:
2.52" - Average rainfall in June:
3.62"
- Average rainfall in July:
2.99" - Average rainfall in August:
1.77" - Average rainfall in September:
1.5" - Average rainfall in October:
2.09" - Average rainfall in November:
0.67" - Average rainfall in December:
1.02"
The wettest month (with the highest rainfall) is June (3.62").
The driest month (with the least rainfall) is January (0.63").
Average rainfall days
Amherst, SD
- Average rainfall days in January:
3.1 days - Average rainfall days in February:
2.4 days - Average rainfall days in March:
8.3 days - Average rainfall days in April:
11.7 days - Average rainfall days in May:
15.2 days - Average rainfall days in June:
16.8 days
- Average rainfall days in July:
13 days - Average rainfall days in August:
12 days - Average rainfall days in September:
9.5 days - Average rainfall days in October:
9.3 days - Average rainfall days in November:
4.3 days - Average rainfall days in December:
3.9 days
The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is February (2.4 days).
Average snowfall
Amherst, SD
- Average snowfall in January:
4.49" - Average snowfall in February:
4.29" - Average snowfall in March:
3.5" - Average snowfall in April:
2.56" - Average snowfall in May:
0.24" - Average snowfall in June:
0"
The month with the highest snowfall is December (4.61").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Amherst, SD
- Average snowfall days in January:
15.3 days - Average snowfall days in February:
13.8 days - Average snowfall days in March:
11.3 days - Average snowfall days in April:
4.5 days - Average snowfall days in May:
0.4 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:
1.7 days - Average snowfall days in November:
6.3 days - Average snowfall days in December:
15.2 days
The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Amherst, SD
- 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 4min - Average daylight in May:
15h and 0min - Average daylight in June:
15h and 4min
- Average daylight in July:
15h and 2min - Average daylight in August:
14h and 1min - 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 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in January:
3h and 4min - Average sunshine in February:
4h and 2min - Average sunshine in March:
5h and 1min - Average sunshine in April:
7h and 4min - Average sunshine in May:
9h and 0min - Average sunshine in June:
10h and 0min
- Average sunshine in July:
11h and 0min - Average sunshine in August:
10h and 4min - Average sunshine in September:
8h and 5min - Average sunshine in October:
6h and 1min - Average sunshine in November:
5h and 1min - Average sunshine in December:
3h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days
Amherst, SD
- Average sunshine days in January:
14 days - Average sunshine days in February:
13.8 days - Average sunshine days in March:
12.8 days - Average sunshine days in April:
12.9 days - Average sunshine days in May:
12.3 days - Average sunshine days in June:
10.3 days
- Average sunshine days in July:
15.1 days - Average sunshine days in August:
15.4 days - Average sunshine days in September:
18.5 days - Average sunshine days in October:
17.9 days - Average sunshine days in November:
19.8 days - Average sunshine days in December:
15 days
The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is June (10.3 days).
Average UV index
Amherst, SD
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover
Amherst, SD
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility
Amherst, SD
The months with the highest visibility are April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and March (5mi).
Amherst, South Dakota, USA
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