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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 McCook Lake, South Dakota, is a freezing cold winter month, with an average temperature ranging between max 27°F (-2.8°C) and min 13.1°F (-10.5°C). January, with average temperatures reaching a high of 27°F (-2.8°C) and a low of 13.1°F (-10.5°C), is the coldest month. Weather in January »
Weather in February
February, the last month of the winter in McCook Lake, is also a subzero cold month, with an average temperature varying between 16.7°F (-8.5°C) and 30.7°F (-0.7°C). In February, McCook Lake experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 27°F (-2.8°C) in January to a still subzero cold 30.7°F (-0.7°C). Weather in February »
Weather in March
March, the first month of the spring in McCook Lake, is a chilly month, with an average temperature varying between 30.9°F (-0.6°C) and 46.6°F (8.1°C). McCook Lake's weather undergoes a significant change with the arrival of March, as the average high-temperature moves from a freezing cold 30.7°F (-0.7°C) in February to a chilly 46.6°F (8.1°C). Weather in March »
Weather in April
April in McCook Lake, South Dakota, is a mild spring month, with an average temperature varying between 58.6°F (14.8°C) and 40.8°F (4.9°C). April's arrival brings a change in high-temperatures, moving from a frosty 46.6°F (8.1°C) in March to a mild 58.6°F (14.8°C). Weather in April »
Weather in May
May, the last month of the spring in McCook Lake, is a pleasant month, with temperature in the range of an average low of 52.2°F (11.2°C) and an average high of 69.4°F (20.8°C). With the onset of May, McCook Lake's weather sees a temperature rise, transitioning from a mild 58.6°F (14.8°C) in April to a pleasant 69.4°F (20.8°C). Weather in May »
Weather in June
June, the first month of the summer in McCook Lake, is a moderately hot month, with an average temperature varying between 62.2°F (16.8°C) and 79.9°F (26.6°C). June brings an increase in the average high-temperature, progressing from an agreeable 69.4°F (20.8°C) in May to a warm 79.9°F (26.6°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in McCook Lake, South Dakota, with temperature in the range of an average high of 84°F (28.9°C) and an average low of 64.9°F (18.3°C). The highest temperatures are recorded in July, with averages reaching a high of 84°F (28.9°C) and a low of 64.9°F (18.3°C). July's mean heat index is computed to be a hot 91.4°F (33°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in McCook Lake, South Dakota, with an average temperature ranging between max 82°F (27.8°C) and min 61.3°F (16.3°C). The onset of August marks an average high-temperature of a still warm 82°F (27.8°C), hardly differing from July's 84°F (28.9°C). Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in McCook Lake, South Dakota, with temperature in the range of an average high of 76.1°F (24.5°C) and an average low of 55°F (12.8°C). September marks a gentle change in average high-temperature, declining from August's 82°F (27.8°C) to a still warm 76.1°F (24.5°C). Weather in September »
Weather in October
October, like September, is another refreshing autumn month in McCook Lake, South Dakota, with an average temperature varying between 43.3°F (6.3°C) and 59.9°F (15.5°C). In October, the meteorological conditions markedly change with the average high-temperature descending from a warm 76.1°F (24.5°C) in September to a moderate 59.9°F (15.5°C). Weather in October »
Weather in November
November, the last month of the autumn in McCook Lake, is another chilly month, with an average temperature ranging between min 31.5°F (-0.3°C) and max 45.9°F (7.7°C). The arrival of November indicates a decrease in the average high-temperature, moving from a refreshing 59.9°F (15.5°C) in October to a frosty 45.9°F (7.7°C). Weather in November »
Weather in December
The first month of the winter, December, is still a freezing cold month in McCook Lake, South Dakota, with temperature in the range of an average low of 18.7°F (-7.4°C) and an average high of 30.7°F (-0.7°C). Witnessing a clear downswing, the average high-temperature during December drops from November's chilly 45.9°F (7.7°C) to a freezing cold 30.7°F (-0.7°C). Weather in December »
[Resources]Frequently asked questions
What part of the year is the coldest in McCook Lake?
January tends to be the coldest month in McCook Lake, with temperatures averaging a daily high of 27°F (-2.8°C) and a low of 13.1°F (-10.5°C).
What is the most humid month in McCook Lake?
January is the most humid month, with an average relative humidity of 84%.
How much does it rain in McCook Lake?
In McCook Lake, South Dakota, during the entire year, the rain falls for 122 days and collects up to 21.61" (549mm) of precipitation.
When does it snow in McCook Lake?
Months with snowfall in McCook Lake are January through May, October through December.
What is the snowiest month in McCook Lake?
The month with the most snowfall in McCook Lake, South Dakota, is January, when snow falls for 9.6 days and typically aggregates up to 2.95" (75mm) of snow.
How many days does it snow in McCook Lake?
Throughout the year, in McCook Lake, South Dakota, there are 38 snowfall days, and 13.23" (336mm) of snow is accumulated.
What is the month with the least sunshine in McCook Lake?
January has the least sunshine of the year in McCook Lake, South Dakota, with an average of 4.4h of sunshine.
What is the month with the lowest UV index in McCook Lake?
With an average maximum UV index of 1, January is the month with the lowest UV index.
What is the driest month in McCook Lake?
The month with the least rainfall is February, when the rain falls for 3.3 days and typically collects 0.67" (17mm) of precipitation.
When is Daylight Saving Time (DST) in McCook Lake?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in McCook Lake, 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 McCook Lake?
The wettest months are May and June, with an average 3.03" (77mm) of rainfall.
When it does not snow in McCook Lake?
In McCook Lake, snow does not fall in June through September.
When are the longest days in McCook Lake?
The month with the longest days is June, with an average of 15h and 18min of daylight.
When is the highest UV index in McCook Lake?
The months with the highest UV index in McCook Lake, South Dakota, are June and July, with an average maximum UV index of 6.
What part of the year is the hottest in McCook Lake?
Temperature readings in McCook Lake, South Dakota, reach their annual highs in July, averaging 84°F (28.9°C) and a minimum average of 64.9°F (18.3°C).
What month has the most sunshine in McCook Lake?
July has the most sunshine of the year in McCook Lake, South Dakota, with an average of 10.7h of sunshine.
What is the least humid month in McCook Lake?
October is the least humid month, with an average relative humidity of 65%.
What is the month with the shortest days in McCook Lake?
The month with the shortest days is December, with an average of 9h and 6min of daylight.
Average temperature
McCook Lake, SD
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (27°F).
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (13.1°F).
Average pressure
McCook Lake, SD
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.15"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
29.93"Hg - Average pressure in May:
29.92"Hg - Average pressure in June:
29.86"Hg
- Average pressure in July:
29.94"Hg - Average pressure in August:
29.94"Hg - Average pressure in September:
29.98"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed
McCook Lake, SD
- Average wind speed in January:
10.6mph - Average wind speed in February:
10.5mph - Average wind speed in March:
10.7mph - Average wind speed in April:
11.1mph - Average wind speed in May:
9.4mph - Average wind speed in June:
8.7mph
- Average wind speed in July:
7.6mph - Average wind speed in August:
8mph - Average wind speed in September:
9mph - Average wind speed in October:
10.2mph - Average wind speed in November:
10.3mph - Average wind speed in December:
10.2mph
The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).
Average humidity
McCook Lake, SD
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (65%).
Average rainfall
McCook Lake, SD
- Average rainfall in January:
0.75" - Average rainfall in February:
0.67" - Average rainfall in March:
1.69" - Average rainfall in April:
2.56" - Average rainfall in May:
3.03" - Average rainfall in June:
3.03"
- Average rainfall in July:
1.89" - Average rainfall in August:
2.2" - Average rainfall in September:
1.93" - Average rainfall in October:
1.85" - Average rainfall in November:
0.79" - Average rainfall in December:
1.22"
The wettest months (with the highest rainfall) are May and June (3.03").
The driest month (with the least rainfall) is February (0.67").
Average rainfall days
McCook Lake, SD
- Average rainfall days in January:
3.8 days - Average rainfall days in February:
3.3 days - Average rainfall days in March:
9.8 days - Average rainfall days in April:
13.3 days - Average rainfall days in May:
16.2 days - Average rainfall days in June:
17.8 days
- Average rainfall days in July:
12.7 days - Average rainfall days in August:
13.6 days - Average rainfall days in September:
11.8 days - Average rainfall days in October:
9.5 days - Average rainfall days in November:
6.1 days - Average rainfall days in December:
4.1 days
The month with the highest number of rainy days is June (17.8 days).
The month with the least rainy days is February (3.3 days).
Average snowfall
McCook Lake, SD
- Average snowfall in January:
2.95" - Average snowfall in February:
2.36" - Average snowfall in March:
2.48" - Average snowfall in April:
1.61" - Average snowfall in May:
0.04" - Average snowfall in June:
0"
The month with the highest snowfall is January (2.95").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
McCook Lake, SD
- Average snowfall days in January:
9.6 days - Average snowfall days in February:
8.3 days - Average snowfall days in March:
5.3 days - Average snowfall days in April:
2.1 days - Average snowfall days in May:
0.2 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 days - Average snowfall days in October:
0.7 days - Average snowfall days in November:
3.4 days - Average snowfall days in December:
8.4 days
The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
McCook Lake, SD
- Average daylight in January:
9h and 3min - Average daylight in February:
10h and 4min - 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:
14h and 5min - 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 5min - Average daylight in December:
9h and 1min
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 6min).
- Average sunshine in January:
4h and 2min - Average sunshine in February:
5h and 2min - Average sunshine in March:
6h and 3min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 5min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
9h and 5min - Average sunshine in September:
8h and 5min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 5min - Average sunshine in December:
4h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days
McCook Lake, SD
- Average sunshine days in January:
19.2 days - Average sunshine days in February:
17.3 days - Average sunshine days in March:
15.6 days - Average sunshine days in April:
13.6 days - Average sunshine days in May:
12.8 days - Average sunshine days in June:
9.7 days
- Average sunshine days in July:
15 days - Average sunshine days in August:
14.7 days - Average sunshine days in September:
16.4 days - Average sunshine days in October:
18.7 days - Average sunshine days in November:
20.9 days - Average sunshine days in December:
20.1 days
The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is June (9.7 days).
Average UV index
McCook Lake, SD
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover
McCook Lake, SD
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility
McCook Lake, 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).
McCook Lake, South Dakota, USA
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