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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 another subzero cold winter month in Saint Lawrence, South Dakota, with an average temperature varying between 23.4°F (-4.8°C) and 9.1°F (-12.7°C). January is the coldest month, with an average high-temperature of 23.4°F (-4.8°C) and an average low-temperature of 9.1°F (-12.7°C). Weather in January »
Weather in February
February, the last month of the winter in Saint Lawrence, is also a subzero cold month, with temperature in the range of an average low of 12.6°F (-10.8°C) and an average high of 26.2°F (-3.2°C). February's average high-temperature stands at a still subzero cold 26.2°F (-3.2°C), showing little deviation from January's 23.4°F (-4.8°C). Weather in February »
Weather in March
The first month of the spring, March, is a cold month in Saint Lawrence, South Dakota, with an average temperature ranging between max 41.4°F (5.2°C) and min 26.1°F (-3.3°C). The onset of March brings a clear temperature shift, with the average high-temperature escalating from a freezing cold 26.2°F (-3.2°C) in February to an icy 41.4°F (5.2°C). Weather in March »
Weather in April
April is a fresh spring month in Saint Lawrence, South Dakota, with an average temperature fluctuating between 36.9°F (2.7°C) and 54.5°F (12.5°C). The shift into April is characterized by a rise in the average high-temperature, transitioning from March's cold 41.4°F (5.2°C) to a fresh 54.5°F (12.5°C). Weather in April »
Weather in May
May, the last month of the spring in Saint Lawrence, is a refreshing month, with an average temperature ranging between min 48.2°F (9°C) and max 66.7°F (19.3°C). In Saint Lawrence, the average high-temperature in May rises, from a fresh 54.5°F (12.5°C) in April, to an enjoyable 66.7°F (19.3°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Saint Lawrence, South Dakota, with an average temperature ranging between max 77.9°F (25.5°C) and min 58.6°F (14.8°C). Saint Lawrence in June shows a temperature shift, moving from an average high of a refreshing 66.7°F (19.3°C) in May to a moderately hot 77.9°F (25.5°C). Weather in June »
Weather in July
July, like June, in Saint Lawrence, South Dakota, is another warm summer month, with an average temperature fluctuating between 64.6°F (18.1°C) and 85.8°F (29.9°C). July registers as the month with the highest average temperatures, reaching 85.8°F (29.9°C) at its peak and 64.6°F (18.1°C) at the lowest. For July, the heat index is appraised at a hot 91.4°F (33°C). Weather in July »
Weather in August
August, the last month of the summer in Saint Lawrence, is also a moderately hot month, with an average temperature varying between 62.1°F (16.7°C) and 84°F (28.9°C). Saint Lawrence registers an average high-temperature of a still warm 84°F (28.9°C) with the arrival of August, showing minor deviation from the preceding month. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Saint Lawrence, South Dakota, with an average temperature fluctuating between 75.4°F (24.1°C) and 54.5°F (12.5°C). September's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a moderately hot 84°F (28.9°C) in August to a still warm 75.4°F (24.1°C). Weather in September »
Weather in October
October, the same as September, in Saint Lawrence, South Dakota, is a moderate autumn month, with an average temperature varying between 41.2°F (5.1°C) and 56.8°F (13.8°C). As Saint Lawrence transitions into October, a marked decrease in the average high-temperature is observed, dropping from a warm 75.4°F (24.1°C) in September to a moderate 56.8°F (13.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Saint Lawrence, South Dakota, with an average temperature varying between 28.4°F (-2°C) and 43.7°F (6.5°C). As Saint Lawrence enters November, the average high-temperature decreases from the a moderate 56.8°F (13.8°C) of 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 Saint Lawrence, South Dakota, with an average temperature varying between 26.8°F (-2.9°C) and 14.9°F (-9.5°C). The start of December is characterized by a significant decrease in the average high-temperature, moving from a chilly 43.7°F (6.5°C) in November to a subzero cold 26.8°F (-2.9°C). Weather in December »
Updated: Feb 14, 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 is the coldest month in Saint Lawrence?
January, with an average high of 23.4°F (-4.8°C) and a low of 9.1°F (-12.7°C), signifies the coldest month of the year.
What is the most humid month in Saint Lawrence?
January is the most humid month in Saint Lawrence, South Dakota, with an average relative humidity of 88%.
What is the driest month in Saint Lawrence?
The month with the least rainfall is January, when the rain falls for 2.4 days and typically collects 0.43" (11mm) of precipitation.
How many days does it rain in Saint Lawrence?
Throughout the year, there are 97.3 rainfall days, and 16.73" (425mm) of precipitation is accumulated.
When does it snow in Saint Lawrence?
Months with snowfall in Saint Lawrence are January through May, October through December.
How much does it snow in Saint Lawrence?
Throughout the year, there are 47.1 snowfall days, and 16.06" (408mm) of snow is accumulated.
What is the month with the least sunshine in Saint Lawrence?
The month with the least sunshine is January, with an average of 4.1h of sunshine.
What is the snowiest month in Saint Lawrence?
February is the month with the most snowfall. Snow falls for 10.1 days and accumulates 4.21" (107mm) of snow.
When is the lowest UV index in Saint Lawrence?
The month with the lowest UV index in Saint Lawrence is February, with an average maximum UV index of 1.
When is Daylight Saving Time (DST) in Saint Lawrence?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Saint Lawrence, 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 in Saint Lawrence?
In Saint Lawrence, South Dakota, snow does not fall in June through September.
When are the longest days in Saint Lawrence?
With an average of 15h and 30min of daylight, June has the longest days of the year in Saint Lawrence, South Dakota.
When is the highest UV index in Saint Lawrence?
June through August, with an average maximum UV index of 6, are months with the highest UV index in Saint Lawrence, South Dakota.
What is the warmest month in Saint Lawrence?
Saint Lawrence, South Dakota, reaches its average highest temperatures in July, measuring 85.8°F (29.9°C) at the peak and 64.6°F (18.1°C) at the lowest.
What is the wettest month in Saint Lawrence?
The month with the most rainfall is July, when the rain falls for 12.7 days and typically aggregates up to 3.07" (78mm) of precipitation.
What month has the most sunshine in Saint Lawrence?
The month with the most sunshine is July, with an average of 11h of sunshine.
What is the least humid month in Saint Lawrence?
September is the least humid month, with an average relative humidity of 60%.
What is the month with the shortest days in Saint Lawrence?
The month with the shortest days in Saint Lawrence is December, with an average of 8h and 54min of daylight.
Average temperature
Saint Lawrence, SD
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (23.4°F).
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (9.1°F).
Average pressure
Saint Lawrence, 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:
29.91"Hg - Average pressure in June:
29.84"Hg
- Average pressure in July:
29.9"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 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
Saint Lawrence, SD
- Average wind speed in January:
10.6mph - Average wind speed in February:
10.3mph - Average wind speed in March:
10.5mph - Average wind speed in April:
11.3mph - Average wind speed in May:
10.2mph - Average wind speed in June:
9.8mph
- Average wind speed in July:
9mph - Average wind speed in August:
8.9mph - Average wind speed in September:
10.3mph - Average wind speed in October:
11.1mph - Average wind speed in November:
10.5mph - Average wind speed in December:
10.5mph
The windiest month (with the highest average wind speed) is April (11.3mph).
The calmest month (with the lowest average wind speed) is August (8.9mph).
Average humidity
Saint Lawrence, SD
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is September (60%).
Average rainfall
Saint Lawrence, SD
- Average rainfall in January:
0.43" - Average rainfall in February:
0.67" - Average rainfall in March:
0.94" - Average rainfall in April:
1.5" - Average rainfall in May:
2.09" - Average rainfall in June:
2.76"
The wettest month (with the highest rainfall) is July (3.07").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days
Saint Lawrence, SD
- Average rainfall days in January:
2.4 days - Average rainfall days in February:
1.3 days - Average rainfall days in March:
6.9 days - Average rainfall days in April:
10.8 days - Average rainfall days in May:
13.6 days - Average rainfall days in June:
15 days
- Average rainfall days in July:
12.7 days - Average rainfall days in August:
11.8 days - Average rainfall days in September:
9 days - Average rainfall days in October:
7.7 days - Average rainfall days in November:
3.6 days - Average rainfall days in December:
2.5 days
The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is February (1.3 days).
Average snowfall
Saint Lawrence, SD
- Average snowfall in January:
2.68" - Average snowfall in February:
4.21" - Average snowfall in March:
2.05" - Average snowfall in April:
2.09" - Average snowfall in May:
0.04" - Average snowfall in June:
0"
The month with the highest snowfall is February (4.21").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Saint Lawrence, SD
- Average snowfall days in January:
10.1 days - Average snowfall days in February:
10.1 days - Average snowfall days in March:
6.6 days - Average snowfall days in April:
3.6 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:
0.1 days - Average snowfall days in October:
1.9 days - Average snowfall days in November:
4.5 days - Average snowfall days in December:
10 days
The months with the highest number of snowfall days are January and February (10.1 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
Saint Lawrence, 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 0min - Average sunshine in March:
5h and 5min - Average sunshine in April:
7h and 3min - Average sunshine in May:
8h and 5min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
11h and 0min - Average sunshine in August:
10h and 4min - Average sunshine in September:
8h and 4min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days
Saint Lawrence, SD
- Average sunshine days in January:
18.8 days - Average sunshine days in February:
17.2 days - Average sunshine days in March:
17.3 days - Average sunshine days in April:
14.3 days - Average sunshine days in May:
14.8 days - Average sunshine days in June:
12.4 days
- Average sunshine days in July:
15.6 days - Average sunshine days in August:
16.3 days - Average sunshine days in September:
18.9 days - Average sunshine days in October:
21.2 days - Average sunshine days in November:
22.1 days - Average sunshine days in December:
20 days
The month with the most sunshine days is November (22.1 days).
The month with the least sunshine days is June (12.4 days).
Average UV index
Saint Lawrence, SD
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is February (UV index 1).
Average cloud cover
Saint Lawrence, SD
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 24).
Average visibility
Saint Lawrence, 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).
Saint Lawrence, South Dakota, USA
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