Climate and monthly weather forecastOkreek, SD
Climate and monthly weather forecast
Weather in January
January, like December, is another subzero cold winter month in Okreek, South Dakota, with temperature in the range of an average high of 28.8°F (-1.8°C) and an average low of 15.6°F (-9.1°C). January is the coldest month, exhibiting average temperatures of 28.8°F (-1.8°C) at the peak and 15.6°F (-9.1°C) at the base. Weather in January »Weather in February
February, the last month of the winter in Okreek, is an icy month, with an average temperature fluctuating between 32.5°F (0.3°C) and 18.1°F (-7.7°C). Okreek's average high-temperature in February sits at an icy 32.5°F (0.3°C), showing little difference from the previous month. Weather in February »Weather in March
The first month of the spring, March, is a chilly month in Okreek, South Dakota, with an average temperature fluctuating between 30.6°F (-0.8°C) and 46.6°F (8.1°C). In Okreek, the average high-temperature in March increases from a cold 32.5°F (0.3°C) in February to a chilly 46.6°F (8.1°C). Weather in March »Weather in April
April is a moderate spring month in Okreek, South Dakota, with an average temperature varying between 56.7°F (13.7°C) and 39.2°F (4°C). The commencement of April sees a shift in the average high-temperature, moving from a frosty 46.6°F (8.1°C) in March to a moderate 56.7°F (13.7°C). Weather in April »Weather in May
May, the last month of the spring in Okreek, is a refreshing month, with an average temperature varying between 67.8°F (19.9°C) and 49.6°F (9.8°C). The start of May is characterized by an increase in the average high-temperature, transitioning from a mild 56.7°F (13.7°C) in April to a still refreshing 67.8°F (19.9°C). Weather in May »Weather in June
The first month of the summer, June, is a warm month in Okreek, South Dakota, with an average temperature varying between 80.2°F (26.8°C) and 61°F (16.1°C). The start of June brings a shift in the average high-temperature, increasing from May's comfortable 67.8°F (19.9°C) to a moderately hot 80.2°F (26.8°C). Weather in June »Weather in July
July in Okreek, South Dakota, is a hot summer month, with an average temperature ranging between min 66.7°F (19.3°C) and max 88°F (31.1°C). With average high and low temperatures of 88°F (31.1°C) and 66.7°F (19.3°C) respectively, July is Okreek's warmest month. The heat index value during July is appraised at a sweltering 95°F (35°C). Weather in July »Weather in August
August, the last month of the summer in Okreek, is another warm month, with an average temperature fluctuating between 63.9°F (17.7°C) and 85.8°F (29.9°C). Okreek registers an average high-temperature of a warm 85.8°F (29.9°C) with the arrival of August, showing minor deviation from the preceding month. Weather in August »Weather in September
September, the first month of the autumn in Okreek, is still a warm month, with temperature in the range of an average high of 76.6°F (24.8°C) and an average low of 56.3°F (13.5°C). The shift from August to September involves a decrease in the average high-temperature, dropping from 85.8°F (29.9°C) to a still moderately hot 76.6°F (24.8°C). Weather in September »Weather in October
October, like September, is another mild autumn month in Okreek, South Dakota, with an average temperature ranging between max 59.2°F (15.1°C) and min 42.8°F (6°C). October marks a distinct drop in the average high-temperature, descending from September's warm 76.6°F (24.8°C) to a refreshing 59.2°F (15.1°C). Weather in October »Weather in November
November, the last month of the autumn in Okreek, is also a frosty month, with temperature in the range of an average low of 31.1°F (-0.5°C) and an average high of 46.6°F (8.1°C). November's arrival corresponds with a decrease in average high-temperatures, from October's refreshing 59.2°F (15.1°C) to a chilly 46.6°F (8.1°C). Weather in November »Weather in December
The first month of the winter, December, is still a freezing cold month in Okreek, South Dakota, with an average temperature varying between 31.1°F (-0.5°C) and 18.3°F (-7.6°C). As Okreek transitions into December, a marked decrease in the average high-temperature is observed, dropping from a chilly 46.6°F (8.1°C) in November to a freezing cold 31.1°F (-0.5°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Okreek, SD
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (28.8°F).
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (15.6°F).
Average pressure
Okreek, SD
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.14"Hg - Average pressure in March:
30.04"Hg - Average pressure in April:
29.93"Hg - Average pressure in May:
29.91"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:
29.95"Hg - Average pressure in October:
29.98"Hg - Average pressure in November:
30.06"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 (29.84"Hg).
Average wind speed
Okreek, SD
- Average wind speed in January:
11.1mph - Average wind speed in February:
10.6mph - Average wind speed in March:
11.2mph - Average wind speed in April:
11.9mph - Average wind speed in May:
11mph - Average wind speed in June:
10.3mph
- Average wind speed in July:
9.9mph - Average wind speed in August:
9.8mph - Average wind speed in September:
10.7mph - Average wind speed in October:
11.6mph - Average wind speed in November:
10.9mph - Average wind speed in December:
10.9mph
The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest month (with the lowest average wind speed) is August (9.8mph).
Average humidity
Okreek, SD
The month with the highest relative humidity is January (82%).
The months with the lowest relative humidity are August and September (57%).
Average rainfall
Okreek, SD
- Average rainfall in January:
0.47" - Average rainfall in February:
0.51" - Average rainfall in March:
1.22" - Average rainfall in April:
1.77" - Average rainfall in May:
2.6" - Average rainfall in June:
2.8"
- Average rainfall in July:
2.09" - Average rainfall in August:
1.46" - Average rainfall in September:
1.34" - Average rainfall in October:
1.3" - Average rainfall in November:
0.51" - 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 (0.47").
Average rainfall days
Okreek, SD
- Average rainfall days in January:
2.7 days - Average rainfall days in February:
2.7 days - Average rainfall days in March:
7.3 days - Average rainfall days in April:
11.8 days - Average rainfall days in May:
14.3 days - Average rainfall days in June:
15.3 days
- Average rainfall days in July:
12.9 days - Average rainfall days in August:
11.8 days - Average rainfall days in September:
9.5 days - Average rainfall days in October:
8 days - Average rainfall days in November:
4.1 days - Average rainfall days in December:
3.5 days
The month with the highest number of rainy days is June (15.3 days).
The months with the least rainy days are January and February (2.7 days).
Average snowfall
Okreek, SD
- Average snowfall in January:
2.64" - Average snowfall in February:
2.52" - Average snowfall in March:
2.28" - Average snowfall in April:
1.73" - Average snowfall in May:
0.04" - Average snowfall in June:
0"
The month with the highest snowfall is December (3.19").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Okreek, SD
- Average snowfall days in January:
9.6 days - Average snowfall days in February:
8 days - Average snowfall days in March:
5.6 days - Average snowfall days in April:
2.8 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:
1.6 days - Average snowfall days in November:
3.9 days - Average snowfall days in December:
8 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
Okreek, SD
- Average daylight in January:
9h and 24min - Average daylight in February:
10h and 30min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 24min - Average daylight in May:
14h and 42min - Average daylight in June:
15h and 24min
- Average daylight in July:
15h and 0min - Average daylight in August:
13h and 54min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 42min - 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:
4h and 54min - Average sunshine in February:
6h and 6min - Average sunshine in March:
7h and 6min - Average sunshine in April:
8h and 0min - Average sunshine in May:
9h and 24min - Average sunshine in June:
10h and 48min
- Average sunshine in July:
11h and 24min - Average sunshine in August:
11h and 0min - Average sunshine in September:
9h and 0min - Average sunshine in October:
7h and 0min - Average sunshine in November:
6h and 6min - Average sunshine in December:
5h and 12min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days
Okreek, SD
- Average sunshine days in January:
19.7 days - Average sunshine days in February:
18.3 days - Average sunshine days in March:
17.9 days - Average sunshine days in April:
13.7 days - Average sunshine days in May:
14.5 days - Average sunshine days in June:
11.2 days
- Average sunshine days in July:
14 days - Average sunshine days in August:
15.4 days - Average sunshine days in September:
17.9 days - Average sunshine days in October:
20 days - Average sunshine days in November:
20.8 days - Average sunshine days in December:
20.2 days
The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is June (11.2 days).
Average UV index
Okreek, SD
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Okreek, SD
The month with the most cloud cover is January (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 20).
Average visibility
Okreek, 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).





