Climate and monthly weather forecast
Newell, SD

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The climate of Newell

Characterized by a BSk or mid-latitude steppe Köppen climate classification, Newell is known for its relatively dry, semi-arid conditions. Situated in South Dakota, USA, this geographical location features an assortment of weather throughout the year.

The uppermost temperature in Newell reaches 84.7°F (29.3°C) in July, while the lowest plunges to an icy 18°F (-7.8°C) in February. A median relative humidity of 62% paints an image of consistently moist conditions throughout each month. Rainfall amounts peak at 2.52" (64mm) in May, promptly followed by a continuous decrease till October, which measures in at a mere 0.83" (21mm).

A significant snowfall in the cold months is a defining characteristic of Newell's climate. The snowfall escalates to 8.23" (209mm) in April and recedes to zero inches between June and September. Daylight hours are at their longest in June, featuring up to 15.5 hours, and shortest in December with a period of 8.9 hours. Sunshine, on the other hand, lasts longest in August with 11.7 hours and shortest in February with 5.9 hours.

The best time to visit Newell

For those preferring warm weather and extended daylight, June presents itself as the ideal time to visit Newell. With temperatures peaking at 76.1°F (24.5°C), relative humidity at a comfortable 59%, and daylight lasting up to 15.5 hours, summer days in June provide ample opportunities to explore.

The worst time to visit Newell

While Winter, marked by chilling temperatures and heavy snowfalls, can have its charms, it is arguably the most challenging time to visit Newell. February, with its average temperature at a low of 18°F (-7.8°C), coupled with up to 6.18" (157mm) of snowfall, makes outdoor exploration quite difficult.

Spring weather in Newell

During Spring, temperatures in Newell undergo a gradual increase, moving from 45°F (7.2°C) in March to 63°F (17.2°C) in May. This period is marked by the most significant rainfall of 2.52" (64mm) in May, making the landscape green and vibrant. Daylight hours also increase significantly with up to 14.8 hours of daylight in May.

Summer weather in Newell

Summer, spanning from June to August, carries the highest temperatures of the year. July peaks at 84.7°F (29.3°C), with August following closely at 82.6°F (28.1°C). Despite being the warmest period, it sees comparatively lower rainfall, with June getting rainfall of 1.89" (48mm). Sunshine is ample during the summer, with a high of 11.7 hours in August, complemented by longer daylight hours up to 15.5 hours in June.

Autumn weather in Newell

Autumn in Newell, from September to November, features lower temperatures, going from 73.8°F (23.2°C) in September down to 44.8°F (7.1°C) by November. Rainfall, correspondingly, decreases from 1.38" (35mm) in September to 0.71" (18mm) in November, making this period drier. The duration of daylight gradually reduces from 12.5 hours in September to 9.6 hours in November.

Winter weather in Newell

Winter in Newell is characterized by its cold temperatures and significant snowfall. December gives the shortest daylight of 8.9 hours whilst temperatures plunge to 32.2°F (0.1°C), introduced by snowfall measuring up to 4.06" (103mm). The chilliness persists into January and February, with temperatures dropping to 18.7°F (-7.4°C) and a substantial snowfall of 6.18" (157mm) suggesting a dramatic winter climate.

Weather in January

Newell, South Dakota sees a chilly start to the year in January. The weather is recognized by the everpresent relative humidity of 77% and temperatures that can descend to 18.7°F (-7.4°C). Although the days are short, with just 9.3 hours of daylight, the winter sun manages to shine for 6 hours per day. Weather in January »

Weather in February

February in Newell, South Dakota is marked by an increase in temperatures compared to January, yet remains frosty altogether. Snowfall reaches a high value of 6.18" (157mm) this month, the most in overall terms during the year. Weather in February »

Weather in March

As Newell moves into March, the weather shows signs of spring, with gradual warming, albeit not drastic. As opposed to the heavy snowfall in February, rainfall takes the lead with a record of 1.38" (35mm), signalling the end of the long winter. Weather in March »

Weather in April

Temperatures in Newell start to rise substantially as April arrives, marking an evident shift towards spring. At the same time, rainfall peaks at 2.36" (60mm), constituting the highest annual rainfall, indicating the change in the weather trend. Weather in April »

Weather in May

Weather in Newell, South Dakota significantly improves in May with temperatures hovering in the warm region. Moving ahead from April, conditions turn noticeably more pleasant, rendering May as the beginning of the warmer part of the year. Weather in May »

Weather in June

June in Newell, South Dakota brings the arrival of summer with daily temperatures that might peak up to 76.1°F (24.5°C). Accompanying the onset of summer is the significant drop in the relative humidity to an annual low of 59%. Although June brings the warmest conditions so far, July and August are set to bring hotter temperatures. Weather in June »

Weather in July

July, often the year's hottest month, witnesses temperatures that could surge up to 84.7°F (29.3°C) in Newell, South Dakota. As an upshot of the soaring temperatures, relative humidity dips to an annual low of 50%, creating dry weather conditions. Weather in July »

Weather in August

As August visits Newell, South Dakota, residents continue to experience warm, sunny days, although with slightly lower temperatures than July. The weather, characterized by a maximum of 82.6°F (28.1°C), is a clear indication of summer's peak period. Weather in August »

Weather in September

The arrival of September in Newell, South Dakota signals the beginning of cooler autumn temperatures. The climate, distinctly different from August, showcases a considerable cooling down, indicating the start of the fall season. Weather in September »

Weather in October

October in Newell, South Dakota brings around a drastic shift in climate. The pleasant warmth of September gives way to cooler temperatures, signalling a slide towards winter. This chilly shift in temperature still holds milder when compared to the freezing winters in November and December. Weather in October »

Weather in November

November sees a further dip in temperatures, indicating the transition towards winter in Newell, South Dakota. The generally cold weather of November is only a preamble to the freezing temperatures experienced in December. Early snowfall starts to make its appearance as rainfall decreases to 0.71" (18mm). Weather in November »

Weather in December

Newell, South Dakota welcomes the heart of winter in December. The temperature sees a plunge down to lows of 18.9°F (-7.3°C), strengthening December's claim to being one of the coldest months of the year comparatively. The chilly atmosphere of November graduates to much colder levels, setting the tone for frosty January. Weather in December »
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the most humid month?

The most humid month is January, with an average relative humidity of 77%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 6.5 days and accumulates 0.59" (15mm) of precipitation.

How many days does it rain?

In Newell, during the entire year, the rain falls for 126.3 days and collects up to 16.77" (426mm) of precipitation.

When does it snow?

January through May, September through December are months with snowfall.

How many days does it snow?

In Newell, during the entire year, snow falls for 62.1 days and aggregates up to 36.26" (921mm) of snow.

What is the month with the lowest UV index?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

What is the month with the least sunshine?

February has the least sunshine of the year, with an average of 5.9h of sunshine.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from MDT to MST.

What is the snowiest month in Newell?

The month with the most snowfall is April, when snow falls for 6.6 days and typically aggregates up to 8.23" (209mm) of snow.

What is the rainiest month?

May is the month with the most rainfall. Rain falls for 17.3 days and accumulates 2.52" (64mm) of precipitation.

When it does not snow?

June through August are months without snowfall.

When are the longest days?

The month with the longest days is June, with an average of 15h and 30min of daylight.

When is the highest UV index?

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

What is the hottest time of year?

The warmest month is July, with an average high-temperature of 84.7°F (29.3°C) and an average low-temperature of 62.4°F (16.9°C).

What are the least humid months?

August and September, with an average relative humidity of 49%, are the least humid months.

What month has the most sunshine?

The month with the most sunshine is August, with an average of 11.7h of sunshine.

What is the coldest time of year?

December, with an average high of 32.2°F (0.1°C) and a low of 18.9°F (-7.3°C), signifies the coldest month of the year.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 8h and 54min of daylight.

Average temperature
Newell, SD

Average temperature - Newell, SD

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is December (32.2°F).

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is February (18°F).

Average pressure
Newell, SD

Average pressure - Newell, SD

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed
Newell, SD

Average wind speed - Newell, SD

The windiest month (with the highest average wind speed) is October (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (8.3mph).

Average humidity
Newell, SD

Average humidity - Newell, SD

The month with the highest relative humidity is January (77%).
The months with the lowest relative humidity are August and September (49%).

Average rainfall
Newell, SD

Average rainfall - Newell, SD

The wettest month (with the highest rainfall) is May (2.52").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days
Newell, SD

Average rainfall days - Newell, SD

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is December (5.8 days).

Average snowfall
Newell, SD

Average snowfall - Newell, SD

The month with the highest snowfall is April (8.23").
The months with the least snowfall are June, July and August (0").

Average snowfall days
Newell, SD

Average snowfall days - Newell, SD

The month with the highest number of snowfall days is February (12.8 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight / Average sunshine
Newell, SD

Average daylight / Average sunshine - Newell, SD

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).

The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 54min).

Average sunshine days
Newell, SD

Average sunshine days - Newell, SD

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is May (9.4 days).

Average UV index
Newell, SD

Average UV index - Newell, 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 visibility
Newell, SD

Average visibility - Newell, 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).

Newell, South Dakota, USA

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