Climate and monthly weather forecast
Bella Vista, AR

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The climate of Bella Vista

Bella Vista, Arkansas, USA, is categorized under the Cfa climate according to the Köppen climate classification, which is typically referred to as humid subtropical with no dry season. Its geographical position in the highlands of the Western Ozarks imparts slightly cooler temperatures than the typical subtropical climate.

Average temperatures in Bella Vista range from a low of 27.9°F (-2.3°C) in January to a high of 89.6°F (32°C) in July with modest nighttime cooling. Throughout the year, there is a perceptible rise in the monthly average highs from 44.1°F (6.7°C) in January to 89.6°F (32°C) in July, then a gradual decrease to 46.8°F (8.2°C) by December. In the same vein, the city experiences noteworthy changes in humidity, pressure, and cloud cover. Relative humidity is relatively high throughout the year, with a low of 71% in October and a peak of 77% in May. Atmospheric pressure dips in February to 29.94inHg (1013.9mbar), then increases gradually reaching a peak in December at 30.17inHg (1021.7mbar). Percent cloud cover also fluctuates throughout the year, with the highest reading of 46% in March and the lowest of 25% in August.

Despite the humid subtropical climate, snow does fall in Bella Vista. Snowfall occurs most frequently from December to February, with January experiencing the most snowfall days at 2.9 and accumulating 0.94" (24mm) of snowfall. Aside from this brief flirtation with winter, precipitation is generally in the form of rainfall. The month of May registers the highest rainfall with 4.41" (112mm) and 15.6 days recording rainfall events.

The best time to visit Bella Vista

For visitors seeking to experience Bella Vista at its warmest, June to August is the recommended period when temperatures reach their peak, averaging between 86.7°F (30.4°C) and 89.6°F (32°C). Moreover, these months provide the highest hours of sun, averaging about 10.5 hours to 10.7 hours. Despite being the warmest months, the average relative humidity is lower than the yearly average, making it comfortable for outdoor activities.

The worst time to visit Bella Vista

January proves to be the most challenging month for visitors, characterized by the lowest temperatures of the year, averaging between 27.9°F (-2.3°C) to 44.1°F (6.7°C). Apart from the chill, the city also averages the maximum snowfall, 0.94" (24mm), during this period. The limited daylight hours, approximately 10 hours, and least sunshine hours, around 5.4 hours, make it less than ideal for tourist activities.

Spring weather in Bella Vista

Spring in Bella Vista, from March to May, is characterized by climate transition. Average high temperatures rise from 57.7°F (14.3°C) in March to 76.3°F (24.6°C) in May while the average lows increase from 40.3°F (4.6°C) to 56.8°F (13.8°C). March is the wettest month of the spring season recording 2.99" (76mm) of rainfall over 13.4 days. Moreover, it is also the cloudiest month of the year with a cloud cover of 46%. UV index during spring months gradually increases from 4 in March to 6 in May implying protective measures should be taken.

Summer weather in Bella Vista

Summers, from June to August, are humid and hot in Bella Vista with temperatures soaring to an average high from 86.7°F (30.4°C) to 89.6°F (32°C). The long sunny days with 14.6 hours of daylight and 10.5 hours of sunshine in June make it perfect for outdoor activities. However, there is an increased level of rainfall as well with an average of 2.6" (66mm) in July. Despite July being the hottest month, it witnesses significant nighttime cooling with temperatures dropping to an average low of 68.9°F (20.5°C).

Autumn weather in Bella Vista

Autumn begins in September and lasts till November with a noticeable dip in average temperatures from 81.1°F (27.3°C) high and 60.6°F (15.9°C) low in September to 56.5°F (13.6°C) high and 39.2°F (4°C) low in November. This drop is accompanied by decreased daylight and sunshine hours from 12.4 hours and 9.5 hours in September respectively, to 10.2 hours and 5.7 hours in November respectively.

Winter weather in Bella Vista

In Bella Vista, winter sets in by December and continues till February with the lowest temperatures of the year. Average highs range from 46.8°F (8.2°C) to 44.1°F (6.7°C) while average lows can plummet to between 27.9°F (-2.3°C) and 31.6°F (-0.2°C). Despite having the fewest hours of sunshine per day, Bella Vista experiences clear days with highest pressure during this period. Winter also brings with it snowfall; January sees the most with an average accumulation of 0.94" (24mm) of snow.

Weather in January

The weather in Bella Vista, Arkansas begins the year with notable cold temperatures and high chances of precipitation. Comparatively colder than February, the mercury in thermometers ranges from 27.9°F (-2.3°C) to 44.1°F (6.7°C). Weather in January »

Weather in February

In February, Bella Vista sees a slight uptick in temperature encouraging the city's flora and fauna to awaken from their winter slumber. Still maintaining the wintery chill, February certainly displays a warmer environment than January. Weather in February »

Weather in March

March witnesses a marked change in the city’s weather with the coming of Spring. A clear shift from the chilling cold of February to more comfortable temperatures signifies the transition from Winter. Rainfall in this month, with an average of 2.99" (76mm), is a seen as a sign of nature's spring cleaning. Weather in March »

Weather in April

With April comes a marked change in climate as the weather fully embraces the spring season. Despite being cooler than May, April offers excellent weather conditions with abundant sunshine and mild temperatures perfect for outdoor activities. Weather in April »

Weather in May

May jumps headfirst into the summer season, leaving the springtime weather of April far behind. A rapid transformation occurs as temperatures escalate and rainfall mounts to 4.41" (112mm). The patios and sidewalks simmer under the summer sun, bidding adieu to the cool breeze of spring. Weather in May »

Weather in June

Weather in June, part of the quintessential summer season, sees a significant rise in temperature and relative humidity compared to May. The high temperature and sunlight makes Bella Vista ideal for pool parties, barbecuing, and other outdoor events. Weather in June »

Weather in July

July is the peak of summer, graced with the warmest temperatures of the year. A stark contrast from the moderate weather of June, July presents the maximum temperature of 89.6°F (32°C). Safety precautions advised against heatwaves are to be observed as the city continues to swelter under the summer solstice. Weather in July »

Weather in August

In August, Bella Vista, Arkansas still finds itself caught in the grasp of summers, albeit with a slight cooling trend noticeable as compared to July. The hazy glow of the sun continues to be a familiar sight with long sunny days. Weather in August »

Weather in September

September welcomes the onset of fall, transitioning Bella Vista from the harsh grasp of summer witnessed in August. The city lives through comfortable weather conditions, neither exceedingly hot nor overwhelmingly cool. Leaves begin to change their colors, announcing the arrival of Autumn. Weather in September »

Weather in October

October in Bella Vista, Arkansas, presents a full display of fall's splendor. A clear change from September's warmer weather can be noticed as the mercury begins its descent. The scenery wears a russet cloak, highlighted by the Autumn sun glinting off the red leaves. Weather in October »

Weather in November

November is a transition month, stepping away from the fall seen in October, yet not fully embracing the winter season. The city gets a makeover as temperatures continue to drop, setting the ground for winter snow. The month experiences the majestic interplay of twilight and dawn with shortened daylight hours. Weather in November »

Weather in December

December is the finale of the year in Bella Vista, Arkansas, displaying the arrival of winter in full force. Comparatively colder than November, the city mutes its colors and braces for the cold. Snowfall is a familiar sight once more, adding to the festive atmosphere fitting the holiday season. Weather in December »

Frequently asked questions

What time of the year is the coldest?

January, on average, is the coldest month, registering a high temperature of 44.1°F (6.7°C) and a low of 27.9°F (-2.3°C).

How much does it rain?

Throughout the year, in Bella Vista, there are 141.8 rainfall days, and 31.5" (800mm) of precipitation is accumulated.

When does it snow?

Months with snowfall are January through May, November and December.

How much does it snow?

Throughout the year, there are 12.3 snowfall days, and 3.74" (95mm) of snow is accumulated.

What is the month with the least sunshine?

January and December, with an average of 5.4h of sunshine, are months with the least sunshine.

What are the months with the lowest UV index?

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

What is the driest month?

February is the month with the least rainfall. Rain falls for 8.5 days and accumulates 1.57" (40mm) of precipitation.

What is the snowiest month?

The month with the most snowfall is February, when snow falls for 3.8 days and typically aggregates up to 0.98" (25mm) 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 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 most humid month?

With an average relative humidity of 77%, May is the most humid month.

What is the wettest month?

May is the month with the most rainfall in Bella Vista. Rain falls for 15.6 days and accumulates 4.41" (112mm) of precipitation.

When is the highest UV index in Bella Vista?

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

When it does not snow in Bella Vista?

June through October are months without snowfall.

When are the longest days?

The month with the longest days is June, with an average of 14h and 36min of daylight.

What part of the year is the hottest?

The warmest time of the year is July, with temperatures averaging a high of 89.6°F (32°C) and a low of 68.9°F (20.5°C).

What are the months with the most sunshine in Bella Vista?

July and August, with an average of 10.7h of sunshine, are months with the most sunshine.

What is the least humid month in Bella Vista?

With an average relative humidity of 71%, October is the least humid month.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 42min of daylight.

Average temperature
Bella Vista, AR

Average temperature - Bella Vista, AR

The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (44.1°F).

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).

Average pressure
Bella Vista, AR

Average pressure - Bella Vista, AR

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed
Bella Vista, AR

Average wind speed - Bella Vista, AR

The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

Average humidity
Bella Vista, AR

Average humidity - Bella Vista, AR

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is October (71%).

Average rainfall
Bella Vista, AR

Average rainfall - Bella Vista, AR

The wettest month (with the highest rainfall) is May (4.41").
The driest month (with the least rainfall) is February (1.57").

Average rainfall days
Bella Vista, AR

Average rainfall days - Bella Vista, AR

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (7.6 days).

Average snowfall
Bella Vista, AR

Average snowfall - Bella Vista, AR

The month with the highest snowfall is February (0.98").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days
Bella Vista, AR

Average snowfall days - Bella Vista, AR

The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Bella Vista, AR

Average daylight / Average sunshine - Bella Vista, AR

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

The months with the most sunshine are July and August (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).

Average sunshine days
Bella Vista, AR

Average sunshine days - Bella Vista, AR

The month with the most sunshine days is December (20.3 days).
The month with the least sunshine days is April (13.7 days).

Average UV index
Bella Vista, AR

Average UV index - Bella Vista, AR

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

Average visibility
Bella Vista, AR

Average visibility - Bella Vista, AR

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).

Bella Vista, Arkansas, USA

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