Climate and monthly weather forecast
Gregory, SD

Weather in January

January, the same as December, in Gregory, South Dakota, is another subzero cold winter month, with an average temperature varying between 28.8°F (-1.8°C) and 15.6°F (-9.1°C). The coldest month is January, with an average high-temperature of 28.8°F (-1.8°C) and an average low-temperature of 15.6°F (-9.1°C). Weather in January »

Weather in February

The last month of the winter, February, is a wintry month in Gregory, South Dakota, with an average temperature varying between 18.1°F (-7.7°C) and 32.5°F (0.3°C). In February, the average high-temperature is relatively the same as in January - a cold 32.5°F (0.3°C). Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Gregory, South Dakota, with an average temperature ranging between max 46.6°F (8.1°C) and min 30.6°F (-0.8°C). In Gregory, South Dakota, the average high-temperature in March rises from a cold 32.5°F (0.3°C) in February to a frosty 46.6°F (8.1°C). Weather in March »

Weather in April

April is a moderate spring month in Gregory, South Dakota, with temperature in the range of an average low of 39.2°F (4°C) and an average high of 56.7°F (13.7°C). In April, the average high-temperature rises from a frosty 46.6°F (8.1°C) in March to a mild 56.7°F (13.7°C). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in Gregory, South Dakota, with an average temperature ranging between min 49.6°F (9.8°C) and max 67.8°F (19.9°C). In Gregory, South Dakota, the average high-temperature in May increases from a moderate 56.7°F (13.7°C) in April to an enjoyable 67.8°F (19.9°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Gregory, South Dakota, with temperature in the range of an average low of 61°F (16.1°C) and an average high of 80.2°F (26.8°C). In Gregory, South Dakota, the average high-temperature in June increases from a comfortable 67.8°F (19.9°C) in May to a warm 80.2°F (26.8°C). Weather in June »

Weather in July

July is a tropical summer month in Gregory, South Dakota, with an average temperature ranging between min 66.7°F (19.3°C) and max 88°F (31.1°C). July is the warmest month, with an average high-temperature of 88°F (31.1°C) and an average low-temperature of 66.7°F (19.3°C). In July, the average heat index is computed to be a torrid 95°F (35°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Gregory, South Dakota, with temperature in the range of an average low of 63.9°F (17.7°C) and an average high of 85.8°F (29.9°C). In August, the average high-temperature is relatively the same as in July - a moderately hot 85.8°F (29.9°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Gregory, South Dakota, with an average temperature varying between 56.3°F (13.5°C) and 76.6°F (24.8°C). In Gregory, South Dakota, the average high-temperature in September decreases from 85.8°F (29.9°C) in August to a still moderately hot 76.6°F (24.8°C). Weather in September »

Weather in October

October, like September, is a moderate autumn month in Gregory, South Dakota, with an average temperature ranging between max 59.2°F (15.1°C) and min 42.8°F (6°C). In October, the average high-temperature significantly decreases from a warm 76.6°F (24.8°C) in September to a mild 59.2°F (15.1°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Gregory, South Dakota, with an average temperature fluctuating between 46.6°F (8.1°C) and 31.1°F (-0.5°C). In November, the average high-temperature decreases from a mild 59.2°F (15.1°C) in October to a chilly 46.6°F (8.1°C). Weather in November »

Weather in December

The first month of the winter, December, is also a subzero cold month in Gregory, South Dakota, with an average temperature fluctuating between 31.1°F (-0.5°C) and 18.3°F (-7.6°C). In December, the average high-temperature significantly decreases from a chilly 46.6°F (8.1°C) in November to a freezing cold 31.1°F (-0.5°C). Weather in December »
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FAQ

What is the coldest month in Gregory?

January is the coldest month in Gregory, with an average high-temperature of 28.8°F (-1.8°C) and an average low-temperature of 15.6°F (-9.1°C).

What is the most humid month in Gregory?

The most humid month in Gregory is January, with an average relative humidity of 82%.

What is the driest month in Gregory?

January is the month with the least rainfall in Gregory. Rain falls for 2.7 days and accumulates 0.47" (12mm) of precipitation.

How much does it rain in Gregory?

Throughout the year, in Gregory, South Dakota, there are 103.9 rainfall days, and 16.85" (428mm) of precipitation is accumulated.

When does it snow in Gregory?

Months with snowfall in Gregory, South Dakota, are January through May, October through December.

How much does it snow in Gregory?

In Gregory, South Dakota, during the entire year, snow falls for 39.7 days and aggregates up to 14.45" (367mm) of snow.

What is the month with the least sunshine in Gregory?

January has the least sunshine of the year in Gregory, with an average of 4.9h of sunshine.

When is Daylight Saving Time (DST) in Gregory?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Gregory, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from CDT to CST.

What is the wettest month in Gregory?

June is the month with the most rainfall in Gregory, South Dakota. Rain falls for 15.3 days and accumulates 2.8" (71mm) of precipitation.

When it does not snow in Gregory?

In Gregory, snow does not fall in June through September.

When are the longest days in Gregory?

With an average of 15h and 20min of daylight, June has the longest days of the year in Gregory, South Dakota.

When is the highest UV index in Gregory?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

What is the warmest month in Gregory?

With an average high-temperature of 88°F (31.1°C) and an average low-temperature of 66.7°F (19.3°C), July is the warmest month in Gregory, South Dakota.

What month has the most sunshine in Gregory?

July has the most sunshine of the year in Gregory, South Dakota, with an average of 11.4h of sunshine.

What is the least humid month in Gregory?

The months with the lowest humidity in Gregory are August and September, with an average relative humidity of 57%.

What is the snowiest month in Gregory?

The month with the most snowfall is December, when snow falls for 8 days and typically aggregates up to 3.19" (81mm) of snow.

What is the month with the shortest days in Gregory?

The month with the shortest days is December, with an average of 9h and 2min of daylight.

When is the lowest UV index in Gregory?

The month with the lowest UV index in Gregory is December, with an average maximum UV index of 1.

Average temperature
Gregory, SD

Average temperature - Gregory, 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).

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Average pressure
Gregory, SD

Average pressure - Gregory, SD

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed
Gregory, SD

Average wind speed - Gregory, SD

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).

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Average humidity
Gregory, SD

Average humidity - Gregory, SD

The month with the highest relative humidity is January (82%).
The months with the lowest relative humidity are August and September (57%).

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Average rainfall
Gregory, SD

Average rainfall - Gregory, SD

The wettest month (with the highest rainfall) is June (2.8").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days
Gregory, SD

Average rainfall days - Gregory, SD

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).

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Average snowfall
Gregory, SD

Average snowfall - Gregory, SD

The month with the highest snowfall is December (3.19").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Gregory, SD

Average snowfall days - Gregory, SD

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).

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Average daylight / Average sunshine
Gregory, SD

Average daylight / Average sunshine - Gregory, SD

The month with the longest days is June (Average daylight: 15h and 20min).
The month with the shortest days is December (Average daylight: 9h and 2min).

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).

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Average sunshine days
Gregory, SD

Average sunshine days - Gregory, SD

The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is June (11.2 days).

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Average visibility
Gregory, SD

Average visibility - Gregory, 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).

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