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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 Delmont, South Dakota, is a freezing cold winter month, with an average temperature varying between 26.2°F (-3.2°C) and 12.2°F (-11°C). The coldest temperatures occur during January, when averages reach a peak of 26.2°F (-3.2°C) and a low of 12.2°F (-11°C). Weather in January »
Weather in February
The last month of the winter, February, is another freezing cold month in Delmont, South Dakota, with an average temperature varying between 30°F (-1.1°C) and 15.6°F (-9.1°C). The arrival of February sees an average high-temperature of a still freezing cold 30°F (-1.1°C), hardly diverging from January's 26.2°F (-3.2°C). Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Delmont, South Dakota, with an average temperature ranging between max 45.9°F (7.7°C) and min 29.7°F (-1.3°C). A notable increase in the average high-temperature is observed during March, soaring from a freezing cold 30°F (-1.1°C) in February to a frosty 45.9°F (7.7°C). Weather in March »
Weather in April
April in Delmont, South Dakota, is a mild spring month, with temperature in the range of an average low of 39.7°F (4.3°C) and an average high of 57.6°F (14.2°C). Delmont's transition into April brings a rise in the average high-temperature, moving from a frosty 45.9°F (7.7°C) in March to a refreshing 57.6°F (14.2°C). Weather in April »
Weather in May
May, the last month of the spring in Delmont, is a pleasant month, with an average temperature ranging between min 50.5°F (10.3°C) and max 68.5°F (20.3°C). In Delmont, stepping into May brings a temperature increase, moving up from April's mild 57.6°F (14.2°C) to an agreeable 68.5°F (20.3°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Delmont, South Dakota, with an average temperature varying between 79.3°F (26.3°C) and 61°F (16.1°C). Delmont's weather shows a temperature rise with the arrival of June, moving from a pleasant 68.5°F (20.3°C) in May to a moderately hot 79.3°F (26.3°C). Weather in June »
Weather in July
July, like June, in Delmont, South Dakota, is a moderately hot summer month, with an average temperature ranging between max 85.6°F (29.8°C) and min 65.1°F (18.4°C). Delmont's temperature records reveal July as the warmest month, marked by average highs of 85.6°F (29.8°C) and lows of 65.1°F (18.4°C). For July, the heat index is appraised at a hot 93.2°F (34°C). Weather in July »
Weather in August
August, the last month of the summer in Delmont, is another warm month, with an average temperature ranging between min 62.6°F (17°C) and max 84.4°F (29.1°C). As August unfolds, the average high-temperature reaches a still warm 84.4°F (29.1°C), hinting at a slight fluctuation from the previous month. Weather in August »
Weather in September
September, the first month of the autumn in Delmont, is still a warm month, with an average temperature varying between 55.2°F (12.9°C) and 76.3°F (24.6°C). The start of September involves a subtle temperature drop, shifting from a moderately hot 84.4°F (29.1°C) in August to a still warm 76.3°F (24.6°C). Weather in September »
Weather in October
October, like September, is another mild autumn month in Delmont, South Dakota, with an average temperature varying between 42.4°F (5.8°C) and 59.4°F (15.2°C). As September transitions into October, Delmont sees a clear drop in the average high-temperature, declining from a moderately hot 76.3°F (24.6°C) to a moderate 59.4°F (15.2°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Delmont, South Dakota, with an average temperature varying between 45.7°F (7.6°C) and 30.6°F (-0.8°C). November is characterized by a reduction in the average high-temperature, from a moderate 59.4°F (15.2°C) in October to a frosty 45.7°F (7.6°C). Weather in November »
Weather in December
December, the first month of the winter in Delmont, is also a subzero cold month, with an average temperature fluctuating between 29.5°F (-1.4°C) and 17.1°F (-8.3°C). As Delmont steps into December, a marked temperature drop is observed, with the average high-temperature reducing from November's frosty 45.7°F (7.6°C) to a freezing cold 29.5°F (-1.4°C). Weather in December »
[Resources]Frequently asked questions
What is the coldest month in Delmont?
The coldest period is January, when temperatures fluctuate between an average high of 26.2°F (-3.2°C) and a low of 12.2°F (-11°C).
What is the most humid month in Delmont?
The most humid month in Delmont is January, with an average relative humidity of 85%.
How many days does it rain in Delmont?
Throughout the year, there are 106.8 rainfall days, and 19.29" (490mm) of precipitation is accumulated.
When does it snow in Delmont?
January through April, October through December are months with snowfall in Delmont.
How much does it snow in Delmont?
Throughout the year, in Delmont, there are 33.1 snowfall days, and 12.91" (328mm) of snow is accumulated.
What is the month with the least sunshine in Delmont?
The month with the least sunshine in Delmont is January, with an average of 4.5h of sunshine.
What are the months with the lowest UV index in Delmont?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the driest month in Delmont?
February is the month with the least rainfall. Rain falls for 2.7 days and accumulates 0.51" (13mm) of precipitation.
When is Daylight Saving Time (DST) in Delmont?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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 rainiest month in Delmont?
The month with the most rainfall is May, when the rain falls for 15.2 days and typically aggregates up to 3.31" (84mm) of precipitation.
When it does not snow in Delmont?
May through September are months without snowfall.
When are the longest days in Delmont?
The month with the longest days in Delmont is June, with an average of 15h and 18min of daylight.
When is the highest UV index in Delmont?
June through August, with an average maximum UV index of 6, are months with the highest UV index in Delmont, South Dakota.
What is the warmest month in Delmont?
July, with an average high of 85.6°F (29.8°C) and a low of 65.1°F (18.4°C), signifies the warmest month of the year.
What month has the most sunshine in Delmont?
The month with the most sunshine is July, with an average of 11h of sunshine.
What is the least humid month in Delmont?
October is the least humid month, with an average relative humidity of 63%.
What is the snowiest month in Delmont?
December is the month with the most snowfall in Delmont. Snow falls for 7.5 days and accumulates 2.56" (65mm) of snow.
What is the month with the shortest days in Delmont?
The month with the shortest days is December, with an average of 9h and 0min of daylight.
Average temperature
Delmont, SD
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (26.2°F).
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (12.2°F).
Average pressure
Delmont, SD
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.15"Hg - Average pressure in March:
30.05"Hg - Average pressure in April:
29.93"Hg - Average pressure in May:
29.91"Hg - Average pressure in June:
29.85"Hg
- Average pressure in July:
29.92"Hg - Average pressure in August:
29.92"Hg - Average pressure in September:
29.96"Hg - Average pressure in October:
29.99"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 (29.85"Hg).
Average wind speed
Delmont, SD
- Average wind speed in January:
10.6mph - Average wind speed in February:
10.6mph - Average wind speed in March:
10.9mph - Average wind speed in April:
11.2mph - Average wind speed in May:
9.8mph - Average wind speed in June:
9.1mph
- Average wind speed in July:
8.5mph - Average wind speed in August:
8.6mph - Average wind speed in September:
9.6mph - Average wind speed in October:
10.6mph - Average wind speed in November:
10.4mph - Average wind speed in December:
10.4mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (8.5mph).
Average humidity
Delmont, SD
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (63%).
Average rainfall
Delmont, SD
- Average rainfall in January:
0.55" - Average rainfall in February:
0.51" - Average rainfall in March:
1.34" - Average rainfall in April:
2.13" - Average rainfall in May:
3.31" - Average rainfall in June:
2.83"
The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is February (0.51").
Average rainfall days
Delmont, SD
- Average rainfall days in January:
2.5 days - Average rainfall days in February:
2.7 days - Average rainfall days in March:
8.2 days - Average rainfall days in April:
11.8 days - Average rainfall days in May:
15.2 days - Average rainfall days in June:
15.8 days
- Average rainfall days in July:
11.9 days - Average rainfall days in August:
12 days - Average rainfall days in September:
11.7 days - Average rainfall days in October:
7.6 days - Average rainfall days in November:
4.5 days - Average rainfall days in December:
2.9 days
The month with the highest number of rainy days is June (15.8 days).
The month with the least rainy days is January (2.5 days).
Average snowfall
Delmont, SD
The month with the highest snowfall is December (2.56").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Delmont, SD
- Average snowfall days in January:
6.6 days - Average snowfall days in February:
6.8 days - Average snowfall days in March:
5.7 days - Average snowfall days in April:
2.3 days - Average snowfall days in May:
0.1 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:
1.1 days - Average snowfall days in November:
3 days - Average snowfall days in December:
7.5 days
The month with the highest number of snowfall days is December (7.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Delmont, 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:
4h and 3min - Average sunshine in February:
5h and 3min - 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:
11h and 0min - Average sunshine in August:
10h and 3min - Average sunshine in September:
8h and 5min - Average sunshine in October:
6h and 3min - Average sunshine in November:
5h and 5min - Average sunshine in December:
4h and 4min
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 30min).
Average sunshine days
Delmont, SD
- Average sunshine days in January:
21.6 days - Average sunshine days in February:
19.3 days - Average sunshine days in March:
17.9 days - Average sunshine days in April:
14.7 days - Average sunshine days in May:
13.3 days - Average sunshine days in June:
11.8 days
- Average sunshine days in July:
15.3 days - Average sunshine days in August:
15.9 days - Average sunshine days in September:
16.6 days - Average sunshine days in October:
20.8 days - Average sunshine days in November:
22.8 days - Average sunshine days in December:
21.5 days
The month with the most sunshine days is November (22.8 days).
The month with the least sunshine days is June (11.8 days).
Average UV index
Delmont, SD
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Delmont, SD
The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 23).
Average visibility
Delmont, 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).
Delmont, South Dakota, USA
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