Climate and monthly weather forecast
Lemmon, SD

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The climate of Lemmon

Nestled in the state of South Dakota, USA, Lemmon basks in a Dfb humid continental climate, marked by a warm summer with no dry season, according to the Köppen climate classification. This predominate climate type frames a vivid spectrum of weather conditions across the year, wild and whimsical in its shifts.

A kaleidoscopic pattern of temperatures sets the stage for this climate tableau. Winter avers its icy grip as temperatures deviate from 11.7°F (-11.3°C) to 25.2°F (-3.8°C) while at the other extreme, summer flares toadmirable spikes between 63.1°F (17.3°C) and 84.7°F (29.3°C). Spring dons a balmy demeanor, trailing the chilling temperatures of winter, spanning from 26.1°F (-3.3°C) to 52.3°F (11.3°C), while autumn echoes between a comforting range of 39.4°F (4.1°C) to 54.7°F (12.6°C).

Every month bears its distinct weather idiosyncrasies. The air pulsates with the high relative humidity index, vaulting from 51% to an encounter of 85% during winter months. Rainshowers oscillate in the bounds of 0.47" (12mm) to 2.28" (58mm), dishing out a maximal downpour in the month of June. The intriguing pattern of rainfall is also mirrored in the number of rainfall days, fluctuating between 2.9 to 15.1 days, the latter mark making each day in June a virtual rainfall gala.

A significant feature of Lemmon's climate is its snowfall tally. Winter unfurls its snowy canvas generously, with snowfall measurements extending from 2.52" (64mm) to a maximum of 4.53" (115mm), evidenced in February. These snowy episodes make their presence felt on as many as 12.5 to 12.9 days during the winter months.

The best time to visit Lemmon

Owing to its continental climate, Lemmon reveals a refreshing countenance in the summer months from June to August. This period offers warm temperatures ranging from 61.9°F (16.6°C) to 84.7°F (29.3°C), which strike a perfect compromise between the chilling winter and the transitional spring and autumn. The sun is prominently out, ensuring that the daylight hours stretch from 14.1 hours to 15.7 hours. Sunshine duration also witnesses a peak during these months, offering the longest hours of clear sky ranging between 9.7 to 11.5 hours.

The worst time to visit Lemmon

Visitors seeking to avoid the harsh cold and snowy conditions should consider evading the winter months from December to February. Temperatures veer to the lower end of the spectrum, pivoting between a chilly 11.7°F (-11.3°C) to 26.8°F (-2.9°C). Snowfall is frequent during these months, the depth scaling from 2.52" (64mm) to 4.53" (115mm) of snow accumulation, while the daylight hours taper down to 8.7 to 10.4 hours.

Spring weather in Lemmon

Spring in Lemmon embodies the season of transition, slowly breaking free from the clutches of winter, as observed from March to May. Temperatures during this time hover in the mild range of 26.1°F (-3.3°C) to 64.9°F (18.3°C). Rainfall keeps a steady beat, increasing gradually from 0.91" (23mm) to a significant 2.2" (56mm) by May. Interestingly, March and April still witness the residues of winter snowfall with accumulations of 3.03" (77mm) and 3.15" (80mm) respectively.

Summer weather in Lemmon

Summer reigns from June to August, with Lemmon graced by relatively high temperatures, oscillating between 56.3°F (13.5°C) and 84.7°F (29.3°C). Rainfall prevalence reaches its pinnacle during this period, peaking at 2.28" (58mm) in June. Summer also witnesses the longest span of daylight, stretching from 14.1 to 15.7 hours daily, ensuring abundant sunlight.

Autumn weather in Lemmon

Autumn, spanning from September to November, captures a time of cooling down. A steady gust of wind reaching 10.7mph (17.2km/h) to 11.6mph (18.7km/h) carries the seasonal murmur. Temperatures tend toward a more comfortable range from 39.4°F (4.1°C) to 73°F (22.8°C). Rainfall achieves a balanced rhythm with the measurements falling between 1.02" (26mm) to 1.26" (32mm).

Winter weather in Lemmon

Winter season pulsates in the heart of Lemmon from December to February, draped in a frigid veil as temperatures swing from 11.7°F (-11.3°C) to 26.8°F (-2.9°C). Snowfall becomes a common spectacle, with heaps piling up from 2.52" (64mm) to 4.53" (115mm) over 12.5 to 12.8 snowfall days. Daylight hours confront a squeeze down to a range of 8.7 to 10.4 hours, setting the winter ambiance into motion.

Weather in January

Weather in Lemmon, South Dakota begins the year with noticeable cold, as winter's icy grip firmly holds the city. Compared to December, the relative humidity rises to 85%, accompanied by an average high and low temperature of 25.2°F (-3.8°C) and 11.7°F (-11.3°C), respectively. Weather in January »

Weather in February

The winter sky gradually loosens its frosty hold on Lemmon in February. As the daylight hours increase to 10.4, so does the average high temperature rising to 26.8°F (-2.9°C) from January. The increased daylight contributes to an accumulation of 4.53" (115mm) of snow over about 13 days. Weather in February »

Weather in March

March manifests a noticeable transition from winter to spring in Lemmon. Compared to February, there is a significant jump in high temperatures reaching up to 41.4°F (5.2°C). The onset of spring is marked not only by the rise in temperatures but also by the increase in the hours of daylight to 12. Weather in March »

Weather in April

April ushers in the advent of full-fledged spring in Lemmon, with noticeable climatic changes compared to March. Rising high temperatures reach 52.3°F (11.3°C), while daylight hours extend to 13.6, allowing ample sunlight for the city's bloom. Weather in April »

Weather in May

In May, Lemmon basks in the heart of spring, with weather conditions contrasting significantly from those of April. With an average high temperature reaching to 64.9°F (18.3°C), the city experiences an increased frequency of rain showers. Weather in May »

Weather in June

June sees Lemmon transitioning into the summer season. The weather conditions by now have undergone a considerable change from May, with temperatures vaulting up to a balmy 76.3°F (24.6°C). With the clear sky and extended sunshine hours, outdoor activities become increasingly pleasant. Weather in June »

Weather in July

July accounts for the peak of summer in Lemmon, with the city experiencing hot conditions. Temperatures reach the zenith for the year with the highest average temperature observing at 84.7°F (29.3°C). A significant change from June, July sees fewer clouds compared to any other month, with the cloud cover dropping to 20%. Weather in July »

Weather in August

August in Lemmon presents conditions similar to July, with hot temperatures continuing across the month. With 82.6°F (28.1°C) being the average high temperature, the weather remains largely warm and inviting. The city experiences maximum exposure to sunlight at 11.5 hours a day, providing ample daylight for any outdoor activities. Weather in August »

Weather in September

September witnesses a gradual transition from summer to fall, with the hot conditions in Lemmon starting to recede. The change is noticeable from August, with the temperature dropping to an average high of 73°F (22.8°C). This month gets significant sunlight, with about 12.5 hours of daylight, which makes it ideal for exploring the changing fall colors. Weather in September »

Weather in October

As Lemmon moves into October, the fall season is in full swing. Weather conditions have altered significantly from September, with the average high temperature dropping to 54.7°F (12.6°C). The first snow showers of the season start to grace the town, as an indication of the forthcoming winter. Weather in October »

Weather in November

As winter gently starts creeping into Lemmon in November, the city experiences a stark contrast in weather compared to October's conditions. With the average high and low temperatures reduced to 41.2°F (5.1°C) and 27.5°F (-2.5°C) respectively, a frosting nip begins to grace the air. Weather in November »

Weather in December

December marks the advent of the festive winter season in Lemmon. Compared to November, the drop in temperatures is significant, with an average high and low of 25.9°F (-3.4°C) and 14.4°F (-9.8°C), respectively. The city experiences an accumulation of snow for about half the month’s duration, setting up a quintessential winter landscape. Weather in December »
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

January, with an average high of 25.2°F (-3.8°C) and a low of 11.7°F (-11.3°C), signifies the coldest month of the year.

What is the most humid month?

The most humid month in Lemmon is January, with an average relative humidity of 85%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 2.9 days and accumulates 0.47" (12mm) of precipitation.

How much does it rain?

In Lemmon, during the entire year, the rain falls for 101.3 days and collects up to 14.25" (362mm) of precipitation.

When does it snow?

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

How many days does it snow?

In Lemmon, during the entire year, snow falls for 65.8 days and aggregates up to 21.42" (544mm) of snow.

What is the month with the least sunshine?

With an average of 4.6h of sunshine, January has the least sunshine of the year.

When does it snow the most?

February is the month with the most snowfall. Snow falls for 12.9 days and accumulates 4.53" (115mm) of snow.

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 rainiest month?

June is the month with the most rainfall. Rain falls for 15.1 days and accumulates 2.28" (58mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

When are the longest days?

With an average of 15h and 42min of daylight, June has the longest days of the year.

What is the month with the highest UV index?

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

What are the warmest months?

The month of July, characterized by an average high of 84.7°F (29.3°C) and a low of 63.1°F (17.3°C), is recognized as the warmest.

What are the least humid months?

The months with the lowest humidity are August and September, with an average relative humidity of 51%.

What month has the most sunshine?

The month with the most sunshine is August, with an average of 11.5h of sunshine.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 8h and 42min of daylight.

When is the lowest UV index?

With an average maximum UV index of 1, December is the month with the lowest UV index.

Average temperature
Lemmon, SD

Average temperature - Lemmon, SD

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (25.2°F).

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

Average pressure
Lemmon, SD

Average pressure - Lemmon, SD

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

Average wind speed
Lemmon, SD

Average wind speed - Lemmon, SD

The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).

Average humidity
Lemmon, SD

Average humidity - Lemmon, SD

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are August and September (51%).

Average rainfall
Lemmon, SD

Average rainfall - Lemmon, SD

The wettest month (with the highest rainfall) is June (2.28").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days
Lemmon, SD

Average rainfall days - Lemmon, SD

The month with the highest number of rainy days is June (15.1 days).
The month with the least rainy days is January (2.9 days).

Average snowfall
Lemmon, SD

Average snowfall - Lemmon, SD

The month with the highest snowfall is February (4.53").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Lemmon, SD

Average snowfall days - Lemmon, SD

The month with the highest number of snowfall days is February (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Lemmon, SD

Average daylight / Average sunshine - Lemmon, SD

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

The month with the most sunshine is August (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days
Lemmon, SD

Average sunshine days - Lemmon, SD

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (11.7 days).

Average cloud cover
Lemmon, SD

Average cloud cover - Lemmon, SD

The months with the most cloud cover are January and February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 20).

Average visibility
Lemmon, SD

Average visibility - Lemmon, 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).

Lemmon, South Dakota, USA

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