Expand
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, in Rockyford, South Dakota, is another cold winter month, with temperature in the range of an average low of 18.1°F (-7.7°C) and an average high of 32.5°F (0.3°C). The advent of January reveals an average high-temperature of a still cold 32.5°F (0.3°C), showing minimal difference from the prior month. Weather in January »
Weather in February
February, the last month of the winter in Rockyford, is also an icy month, with an average temperature varying between 33.8°F (1°C) and 18.9°F (-7.3°C). February's arrival shows an average high-temperature of a still icy 33.8°F (1°C), hardly different from the previous month. Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Rockyford, South Dakota, with an average temperature fluctuating between 48.7°F (9.3°C) and 30.6°F (-0.8°C). With the transition into March, Rockyford experiences a significant increase in average high-temperatures, moving up from a cold 33.8°F (1°C) in February to a frosty 48.7°F (9.3°C). Weather in March »
Weather in April
April is a mild spring month in Rockyford, South Dakota, with an average temperature ranging between max 55.9°F (13.3°C) and min 37.6°F (3.1°C). April signifies a subtle uplift in the average high-temperature, adjusting from a chilly 48.7°F (9.3°C) in March to a mild 55.9°F (13.3°C). Weather in April »
Weather in May
The last month of the spring, May, is a comfortable month in Rockyford, South Dakota, with an average temperature fluctuating between 46.9°F (8.3°C) and 66.2°F (19°C). With the onset of May, Rockyford's average high-temperature experiences a rise, moving from April's moderate 55.9°F (13.3°C) to a comfortable 66.2°F (19°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Rockyford, South Dakota, with temperature in the range of an average high of 79.9°F (26.6°C) and an average low of 58.6°F (14.8°C). June's arrival sees a rise in the average high-temperature, jumping from May's comfortable 66.2°F (19°C) to a moderately hot 79.9°F (26.6°C). Weather in June »
Weather in July
July is a tropical summer month in Rockyford, South Dakota, with an average temperature varying between 87.6°F (30.9°C) and 65.5°F (18.6°C). In Rockyford, temperatures reach their average annual highs in July, measuring 87.6°F (30.9°C) and a minimum average of 65.5°F (18.6°C). For most parts of July, the heat index is estimated at a hot 89.6°F (32°C). Weather in July »
Weather in August
August, the last month of the summer in Rockyford, is also a moderately hot month, with an average temperature fluctuating between 64°F (17.8°C) and 85.6°F (29.8°C). Rockyford signifies an average high-temperature of a moderately hot 85.6°F (29.8°C) in August, closely mirroring the 87.6°F (30.9°C) of July. Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Rockyford, South Dakota, with an average temperature ranging between max 77°F (25°C) and min 55.9°F (13.3°C). The arrival of September is marked by a minor reduction in average high-temperature, sliding from 85.6°F (29.8°C) in August to a still warm 77°F (25°C). Weather in September »
Weather in October
October, the same as September, in Rockyford, South Dakota, is a moderate autumn month, with an average temperature varying between 41°F (5°C) and 58.5°F (14.7°C). October's arrival sees a clear drop in the average high-temperature, decreasing from September's warm 77°F (25°C) to a refreshing 58.5°F (14.7°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Rockyford, South Dakota, with an average temperature ranging between min 29.8°F (-1.2°C) and max 46.2°F (7.9°C). As October transitions into November, Rockyford sees a drop in the average high-temperature, transitioning from a moderate 58.5°F (14.7°C) to a chilly 46.2°F (7.9°C). Weather in November »
Weather in December
The first month of the winter, December, is also an icy month in Rockyford, South Dakota, with temperature in the range of an average low of 18.7°F (-7.4°C) and an average high of 32.4°F (0.2°C). December, characterized by an average high temperature of 32.4°F (0.2°C) and a low temperature of 18.7°F (-7.4°C), is generally the coldest month. Weather in December »
[Resources]Frequently asked questions
What is the most humid month in Rockyford?
January is the most humid month in Rockyford, with an average relative humidity of 80%.
What is the driest month in Rockyford?
The month with the least rainfall is January, when the rain falls for 3.5 days and typically collects 0.55" (14mm) of precipitation.
How much does it rain in Rockyford?
In Rockyford, during the entire year, the rain falls for 86.7 days and collects up to 13.66" (347mm) of precipitation.
When does it snow in Rockyford?
January through May, September through December are months with snowfall in Rockyford.
How many days does it snow in Rockyford?
In Rockyford, South Dakota, during the entire year, snow falls for 47.4 days and aggregates up to 22.72" (577mm) of snow.
What are the months with the lowest UV index in Rockyford?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Rockyford.
When does it snow the most in Rockyford?
February is the month with the most snowfall. Snow falls for 11.5 days and accumulates 4.02" (102mm) of snow.
What is the month with the least sunshine in Rockyford?
With an average of 5.2h of sunshine, February has the least sunshine of the year.
When is Daylight Saving Time (DST) in Rockyford?
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 wettest month in Rockyford?
May is the month with the most rainfall in Rockyford. Rain falls for 13.1 days and accumulates 2.13" (54mm) of precipitation.
When it does not snow in Rockyford?
In Rockyford, South Dakota, snow does not fall in June through August.
When are the longest days in Rockyford?
June has the longest days of the year, with an average of 15h and 24min of daylight.
What are the warmest months in Rockyford?
In Rockyford, the peak temperatures are generally noted in July, averaging a high of 87.6°F (30.9°C) and a low of 65.5°F (18.6°C).
When is the highest UV index in Rockyford?
July is the month with the highest UV index, with an average maximum UV index of 7.
What is the least humid month in Rockyford?
The least humid month in Rockyford is August, with an average relative humidity of 48%.
What month has the most sunshine in Rockyford?
August has the most sunshine of the year in Rockyford, with an average of 11.8h of sunshine.
What is the coldest month in Rockyford?
In Rockyford, December registers the lowest temperatures, averaging 32.4°F (0.2°C) at the peak and 18.7°F (-7.4°C) at the lowest.
What is the month with the shortest days in Rockyford?
With an average of 9h and 0min of daylight, December has the shortest days of the year in Rockyford.
Average temperature
Rockyford, SD
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is December (32.4°F).
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).
Average pressure
Rockyford, SD
- Average pressure in January:
30.13"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30"Hg - Average pressure in April:
29.92"Hg - Average pressure in May:
29.91"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:
29.94"Hg - Average pressure in October:
29.99"Hg - Average pressure in November:
30.05"Hg - Average pressure in December:
30.12"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed
Rockyford, SD
- Average wind speed in January:
10.7mph - Average wind speed in February:
10.4mph - Average wind speed in March:
11.2mph - Average wind speed in April:
12.2mph - Average wind speed in May:
11.4mph - Average wind speed in June:
10.9mph
- Average wind speed in July:
10.4mph - Average wind speed in August:
10.2mph - Average wind speed in September:
11.2mph - Average wind speed in October:
11.4mph - Average wind speed in November:
10.7mph - Average wind speed in December:
10.4mph
The windiest month (with the highest average wind speed) is April (12.2mph).
The calmest month (with the lowest average wind speed) is August (10.2mph).
Average humidity
Rockyford, SD
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is August (48%).
Average rainfall
Rockyford, SD
- Average rainfall in January:
0.55" - Average rainfall in February:
0.79" - Average rainfall in March:
1.14" - Average rainfall in April:
1.81" - Average rainfall in May:
2.13" - Average rainfall in June:
1.42"
- Average rainfall in July:
1.26" - Average rainfall in August:
0.91" - Average rainfall in September:
1.02" - Average rainfall in October:
1.1" - Average rainfall in November:
0.67" - Average rainfall in December:
0.87"
The wettest month (with the highest rainfall) is May (2.13").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days
Rockyford, SD
- Average rainfall days in January:
3.5 days - Average rainfall days in February:
2.5 days - Average rainfall days in March:
7.8 days - Average rainfall days in April:
12.6 days - Average rainfall days in May:
13.1 days - Average rainfall days in June:
10.4 days
- Average rainfall days in July:
10.1 days - Average rainfall days in August:
7.3 days - Average rainfall days in September:
6.1 days - Average rainfall days in October:
7.5 days - Average rainfall days in November:
3.3 days - Average rainfall days in December:
2.5 days
The month with the highest number of rainy days is May (13.1 days).
The months with the least rainy days are February and December (2.5 days).
Average snowfall
Rockyford, SD
- Average snowfall in January:
2.87" - Average snowfall in February:
4.02" - Average snowfall in March:
3.35" - Average snowfall in April:
2.09" - Average snowfall in May:
2.17" - Average snowfall in June:
0"
The month with the highest snowfall is February (4.02").
The months with the least snowfall are June, July and August (0").
Average snowfall days
Rockyford, SD
- Average snowfall days in January:
10.2 days - Average snowfall days in February:
11.5 days - Average snowfall days in March:
5.8 days - Average snowfall days in April:
3.5 days - Average snowfall days in May:
1.2 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:
0.1 days - Average snowfall days in October:
2 days - Average snowfall days in November:
4.9 days - Average snowfall days in December:
8.2 days
The month with the highest number of snowfall days is February (11.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
Rockyford, 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 4min - Average daylight in June:
15h and 2min
- Average daylight in July:
15h and 0min - Average daylight in August:
13h and 5min - 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:
9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in January:
5h and 4min - Average sunshine in February:
5h and 1min - Average sunshine in March:
7h and 1min - Average sunshine in April:
9h and 1min - Average sunshine in May:
9h and 4min - Average sunshine in June:
11h and 1min
- Average sunshine in July:
11h and 4min - Average sunshine in August:
11h and 5min - Average sunshine in September:
10h and 1min - Average sunshine in October:
7h and 1min - Average sunshine in November:
6h and 2min - Average sunshine in December:
5h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).
Average sunshine days
Rockyford, SD
- Average sunshine days in January:
18.6 days - Average sunshine days in February:
14.8 days - Average sunshine days in March:
18.1 days - Average sunshine days in April:
13.2 days - Average sunshine days in May:
15.5 days - Average sunshine days in June:
18.2 days
- Average sunshine days in July:
18.3 days - Average sunshine days in August:
22.3 days - Average sunshine days in September:
22.8 days - Average sunshine days in October:
20.9 days - Average sunshine days in November:
21.4 days - Average sunshine days in December:
20.8 days
The month with the most sunshine days is September (22.8 days).
The month with the least sunshine days is April (13.2 days).
Average UV index
Rockyford, SD
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Rockyford, SD
The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility
Rockyford, SD
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Rockyford, South Dakota, USA
Weather forecast for your location
1. Click Locate me button
2. Allow the app to use your location
2. Allow the app to use your location
