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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 a freezing cold winter month in Cavour, South Dakota, with an average temperature ranging between max 23.2°F (-4.9°C) and min 8.2°F (-13.2°C). January, with an average high of 23.2°F (-4.9°C) and a low of 8.2°F (-13.2°C), signifies the coldest month of the year. Weather in January »
Weather in February
February, the last month of the winter in Cavour, is also a subzero cold month, with an average temperature varying between 12°F (-11.1°C) and 26.1°F (-3.3°C). Cavour's average high-temperature in February is a still freezing cold 26.1°F (-3.3°C), indicating a subtle variation from January. Weather in February »
Weather in March
March, the first month of the spring in Cavour, is a cold month, with temperature in the range of an average low of 26.6°F (-3°C) and an average high of 42.3°F (5.7°C). In Cavour, the average high-temperature in March significantly increases from a subzero cold 26.1°F (-3.3°C) in February to a cold 42.3°F (5.7°C). Weather in March »
Weather in April
April is a refreshing spring month in Cavour, South Dakota, with an average temperature varying between 37.9°F (3.3°C) and 55.9°F (13.3°C). Noticing a change, the average high-temperature during April moves from March's cold 42.3°F (5.7°C) to a moderate 55.9°F (13.3°C). Weather in April »
Weather in May
May, the last month of the spring in Cavour, is an enjoyable month, with an average temperature fluctuating between 67.6°F (19.8°C) and 48.9°F (9.4°C). As Cavour welcomes May, the average high-temperature sees a rise, transitioning from a refreshing 55.9°F (13.3°C) in April to a comfortable 67.6°F (19.8°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Cavour, South Dakota, with an average temperature ranging between min 59.2°F (15.1°C) and max 78.4°F (25.8°C). June's arrival coincides with a temperature rise, moving from May's comfortable 67.6°F (19.8°C) to a moderately hot 78.4°F (25.8°C). Weather in June »
Weather in July
July, like June, in Cavour, South Dakota, is a moderately hot summer month, with an average temperature ranging between min 64.2°F (17.9°C) and max 85.6°F (29.8°C). July, characterized by an average high temperature of 85.6°F (29.8°C) and a low temperature of 64.2°F (17.9°C), is generally the warmest month. The average heat index in July is appraised at a tropical 93.2°F (34°C). Weather in July »
Weather in August
August, the last month of the summer in Cavour, is also a moderately hot month, with an average temperature varying between 84.2°F (29°C) and 61.3°F (16.3°C). With the onset of August, the average high-temperature registers at a still warm 84.2°F (29°C), subtly different from July's 85.6°F (29.8°C). Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Cavour, South Dakota, with an average temperature fluctuating between 54.5°F (12.5°C) and 75.7°F (24.3°C). September's arrival aligns with a minor decrease in average high-temperatures, from August's 84.2°F (29°C) to a still moderately hot 75.7°F (24.3°C). Weather in September »
Weather in October
October, the same as September, in Cavour, South Dakota, is another refreshing autumn month, with an average temperature fluctuating between 41.5°F (5.3°C) and 57.9°F (14.4°C). As Cavour steps into October, a marked temperature drop is observed, with the average high-temperature reducing from September's warm 75.7°F (24.3°C) to a refreshing 57.9°F (14.4°C). Weather in October »
Weather in November
November, the last month of the autumn in Cavour, is another chilly month, with an average temperature varying between 28.8°F (-1.8°C) and 43.7°F (6.5°C). In the transition to November, Cavour observes a drop in the average high-temperature, moving from a moderate 57.9°F (14.4°C) in October to a frosty 43.7°F (6.5°C). Weather in November »
Weather in December
The first month of the winter, December, is still a freezing cold month in Cavour, South Dakota, with an average temperature varying between 14.7°F (-9.6°C) and 27.3°F (-2.6°C). The shift into December brings a noticeable decrease in the average high-temperature, falling from a chilly 43.7°F (6.5°C) in November to a subzero cold 27.3°F (-2.6°C). Weather in December »
Updated: Aug 22, 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 month is the coldest?
In Cavour, January is the coldest month, with temperatures averaging a high of 23.2°F (-4.9°C) and a low of 8.2°F (-13.2°C).
What is the most humid month?
The most humid month is January, with an average relative humidity of 88%.
What is the driest month?
The month with the least rainfall is January, when the rain falls for 2.7 days and typically collects 0.55" (14mm) of precipitation.
How much does it rain?
Throughout the year, there are 101.8 rainfall days, and 18.19" (462mm) of precipitation is accumulated.
When does it snow?
January through April, October through December are months with snowfall.
How many days does it snow?
Throughout the year, in Cavour, there are 42.3 snowfall days, and 16.54" (420mm) of snow is accumulated.
What is the month with the least sunshine?
The month with the least sunshine in Cavour is January, with an average of 4.2h of sunshine.
What is the month with the lowest UV index?
The months with the lowest UV index are January and November, with an average maximum UV index of 1.
What is the snowiest month?
February is the month with the most snowfall. Snow falls for 8.6 days and accumulates 3.54" (90mm) of snow.
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.
When it does not snow?
May through September are months without snowfall.
What is the wettest month?
The month with the most rainfall is June, when the rain falls for 15.2 days and typically aggregates up to 2.8" (71mm) of precipitation.
When are the longest days?
The month with the longest days is June, with an average of 15h and 30min of daylight.
What is the month with the highest UV index?
The months with the highest UV index are June through August, with an average maximum UV index of 6.
What is the hottest time of year?
Temperature readings reach their annual highs in July, averaging 85.6°F (29.8°C) and a minimum average of 64.2°F (17.9°C).
What month has the most sunshine in Cavour?
July has the most sunshine of the year, with an average of 11.2h of sunshine.
What is the least humid month?
With an average relative humidity of 62%, September is the least humid month.
What is the month with the shortest days?
With an average of 8h and 54min of daylight, December has the shortest days of the year.
Average temperature
Cavour, SD
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (23.2°F).
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (8.2°F).
Average pressure
Cavour, SD
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.16"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
29.94"Hg - Average pressure in May:
29.92"Hg - Average pressure in June:
29.84"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:
29.98"Hg - Average pressure in November:
30.06"Hg - Average pressure in December:
30.13"Hg
The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed
Cavour, SD
- Average wind speed in January:
9.9mph - Average wind speed in February:
9.9mph - Average wind speed in March:
10.4mph - Average wind speed in April:
11.1mph - Average wind speed in May:
9.8mph - Average wind speed in June:
9.2mph
- Average wind speed in July:
8.6mph - Average wind speed in August:
8.6mph - Average wind speed in September:
9.7mph - Average wind speed in October:
10.6mph - Average wind speed in November:
10.1mph - Average wind speed in December:
9.9mph
The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (8.6mph).
Average humidity
Cavour, SD
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is September (62%).
Average rainfall
Cavour, SD
- Average rainfall in January:
0.55" - Average rainfall in February:
0.59" - Average rainfall in March:
1.06" - Average rainfall in April:
1.77" - Average rainfall in May:
2.36" - Average rainfall in June:
2.8"
- Average rainfall in July:
2.76" - Average rainfall in August:
1.97" - Average rainfall in September:
1.38" - Average rainfall in October:
1.57" - Average rainfall in November:
0.59" - Average rainfall in December:
0.79"
The wettest month (with the highest rainfall) is June (2.8").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days
Cavour, SD
- Average rainfall days in January:
2.7 days - Average rainfall days in February:
1.8 days - Average rainfall days in March:
7.8 days - Average rainfall days in April:
11.3 days - Average rainfall days in May:
13.6 days - Average rainfall days in June:
15.2 days
- Average rainfall days in July:
12.5 days - Average rainfall days in August:
11.6 days - Average rainfall days in September:
9.8 days - Average rainfall days in October:
8.1 days - Average rainfall days in November:
4.4 days - Average rainfall days in December:
3 days
The month with the highest number of rainy days is June (15.2 days).
The month with the least rainy days is February (1.8 days).
Average snowfall
Cavour, SD
The month with the highest snowfall is February (3.54").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Cavour, SD
- Average snowfall days in January:
9.2 days - Average snowfall days in February:
8.6 days - Average snowfall days in March:
6.3 days - Average snowfall days in April:
3 days - Average snowfall days in May:
0.1 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:
1.4 days - Average snowfall days in November:
4.2 days - Average snowfall days in December:
9.5 days
The month with the highest number of snowfall days is December (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Cavour, SD
- 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:
4h and 1min - Average sunshine in February:
5h and 2min - Average sunshine in March:
6h and 1min - Average sunshine in April:
7h and 5min - Average sunshine in May:
9h and 1min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
11h and 1min - Average sunshine in August:
10h and 5min - Average sunshine in September:
8h and 5min - Average sunshine in October:
6h and 3min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days
Cavour, SD
- Average sunshine days in January:
19.8 days - Average sunshine days in February:
18.5 days - Average sunshine days in March:
17.8 days - Average sunshine days in April:
14.8 days - Average sunshine days in May:
14.6 days - Average sunshine days in June:
12.3 days
- Average sunshine days in July:
15.9 days - Average sunshine days in August:
15.8 days - Average sunshine days in September:
17.5 days - Average sunshine days in October:
20.3 days - Average sunshine days in November:
21.8 days - Average sunshine days in December:
20.9 days
The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is June (12.3 days).
Average UV index
Cavour, SD
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover
Cavour, SD
The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 22).
Average visibility
Cavour, SD
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Cavour, South Dakota, USA
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