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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, in Porcupine, South Dakota, is an icy winter month, with an average temperature ranging between min 18.1°F (-7.7°C) and max 32.5°F (0.3°C). January experiences an average high-temperature of a still icy 32.5°F (0.3°C), barely different from December's 32.4°F (0.2°C). Weather in January »
Weather in February
The last month of the winter, February, is another cold month in Porcupine, South Dakota, with an average temperature varying between 18.9°F (-7.3°C) and 33.8°F (1°C). February welcomes an average high-temperature of a still wintry 33.8°F (1°C), not much different from the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Porcupine, is a chilly month, with an average temperature fluctuating between 30.6°F (-0.8°C) and 48.7°F (9.3°C). The start of March signals a clear increase in the average high-temperature, soaring from an icy 33.8°F (1°C) in February to a frosty 48.7°F (9.3°C). Weather in March »
Weather in April
April in Porcupine, South Dakota, is a moderate spring month, with an average temperature ranging between max 55.9°F (13.3°C) and min 37.6°F (3.1°C). The transition from March to April brings a subtle temperature rise, with average high-temperatures increasing from a frosty 48.7°F (9.3°C) to a moderate 55.9°F (13.3°C). Weather in April »
Weather in May
May, the last month of the spring in Porcupine, is an enjoyable month, with an average temperature fluctuating between 46.9°F (8.3°C) and 66.2°F (19°C). As April transitions into May, a change in temperatures is observed, with average highs moving from a mild 55.9°F (13.3°C) to a comfortable 66.2°F (19°C). Weather in May »
Weather in June
June, the first month of the summer in Porcupine, is a moderately hot month, with an average temperature fluctuating between 58.6°F (14.8°C) and 79.9°F (26.6°C). June's arrival is marked by an increase in the average high-temperature, moving from a refreshing 66.2°F (19°C) in May to a moderately hot 79.9°F (26.6°C). Weather in June »
Weather in July
July in Porcupine, South Dakota, is a hot summer month, with an average temperature varying between 65.5°F (18.6°C) and 87.6°F (30.9°C). In Porcupine, the average temperatures in July are the highest, with a peak at 87.6°F (30.9°C) and a low of 65.5°F (18.6°C). Throughout July, the heat index is calculated to be a tropical 89.6°F (32°C). Weather in July »
Weather in August
August, the last month of the summer in Porcupine, is also a moderately hot month, with an average temperature ranging between min 64°F (17.8°C) and max 85.6°F (29.8°C). With the start of August, Porcupine measures an average high-temperature of a moderately hot 85.6°F (29.8°C), not significantly differing from July's 87.6°F (30.9°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Porcupine, South Dakota, with an average temperature varying between 55.9°F (13.3°C) and 77°F (25°C). The beginning of September brings a slight decrease in the average high-temperature, transitioning from a warm 85.6°F (29.8°C) in August to a still moderately hot 77°F (25°C). Weather in September »
Weather in October
October, like September, is another refreshing autumn month in Porcupine, South Dakota, with an average temperature ranging between min 41°F (5°C) and max 58.5°F (14.7°C). October's arrival witnesses a distinct drop in the average high-temperature, receding from September's warm 77°F (25°C) to a refreshing 58.5°F (14.7°C). Weather in October »
Weather in November
November, the last month of the autumn in Porcupine, is also a frosty month, with an average temperature varying between 46.2°F (7.9°C) and 29.8°F (-1.2°C). The onset of November introduces a moderate change in Porcupine's weather, with average high-temperatures falling from October's refreshing 58.5°F (14.7°C) to a frosty 46.2°F (7.9°C). Weather in November »
Weather in December
The first month of the winter, December, is also a wintry month in Porcupine, South Dakota, with temperature in the range of an average high of 32.4°F (0.2°C) and an average low of 18.7°F (-7.4°C). Porcupine's temperature records reveal December as the coldest month, marked by average highs of 32.4°F (0.2°C) and lows of 18.7°F (-7.4°C). Weather in December »
[Resources]Frequently asked questions
What is the most humid month in Porcupine?
January is the most humid month, with an average relative humidity of 80%.
What is the driest month in Porcupine?
January is the month with the least rainfall in Porcupine, South Dakota. Rain falls for 3.5 days and accumulates 0.55" (14mm) of precipitation.
How many days does it rain in Porcupine?
In Porcupine, 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 Porcupine?
January through May, September through December are months with snowfall in Porcupine, South Dakota.
How many days does it snow in Porcupine?
In Porcupine, during the entire year, snow falls for 47.4 days and aggregates up to 22.72" (577mm) of snow.
What is the month with the lowest UV index in Porcupine?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
What is the snowiest month in Porcupine?
The month with the most snowfall is February, when snow falls for 11.5 days and typically aggregates up to 4.02" (102mm) of snow.
What is the month with the least sunshine in Porcupine?
February has the least sunshine of the year in Porcupine, South Dakota, with an average of 5.2h of sunshine.
When is Daylight Saving Time (DST) in Porcupine?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Porcupine, 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 Porcupine?
The month with the most rainfall is May, when the rain falls for 13.1 days and typically aggregates up to 2.13" (54mm) of precipitation.
When it does not snow in Porcupine?
In Porcupine, snow does not fall in June through August.
When are the longest days in Porcupine?
The month with the longest days in Porcupine, South Dakota, is June, with an average of 15h and 18min of daylight.
What is the hottest time of year in Porcupine?
With an average high-temperature of 87.6°F (30.9°C) and an average low-temperature of 65.5°F (18.6°C), July is the warmest month.
What is the month with the highest UV index in Porcupine?
The month with the highest UV index is July, with an average maximum UV index of 7.
What is the least humid month in Porcupine?
With an average relative humidity of 48%, August is the least humid month in Porcupine.
What month has the most sunshine in Porcupine?
The month with the most sunshine in Porcupine, South Dakota, is August, with an average of 11.8h of sunshine.
What part of the year is the coldest in Porcupine?
Porcupine's temperature records reveal December as the coldest month, marked by average highs of 32.4°F (0.2°C) and lows of 18.7°F (-7.4°C).
What is the month with the shortest days in Porcupine?
December has the shortest days of the year in Porcupine, South Dakota, with an average of 9h and 0min of daylight.
Average temperature
Porcupine, 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
Porcupine, 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
Porcupine, 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
Porcupine, SD
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is August (48%).
Average rainfall
Porcupine, 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
Porcupine, 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
Porcupine, 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
Porcupine, 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
Porcupine, 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 2min - 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 18min).
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
Porcupine, 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
Porcupine, 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
Porcupine, 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
Porcupine, 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).
Porcupine, South Dakota, USA
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