Climate and monthly weather forecast
Boone, IA

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The climate of Boone

Situated in the heartland of the United States in Iowa, Boone experiences a Dfa type of climate under the Köppen climate classification - humid continental with hot summers and no dry season. This predominant climate paints a tableau of diverse weather patterns throughout the four distinct seasons.

Weather parameters in Boone oscillate noticeably throughout the year. The highest average temperature is clocked at 81.3°F (27.4°C) in July, the warmest month, while January is the coldest with an average low temperature of 13.1°F (-10.5°C). Humidity levels show minimal variation, lingering between a low of 69% in October and a high of 84% in January. The city receives a moderately high amount of rainfall, peaking in May and June at 3.35" (85mm), before tapering off to a low of 0.67" (17mm) in January.

Snowfall is another distinctive feature of Boone's weather, yielding winter landscapes between December and March. The snowfall peaks in January and February with measurements of 2.91" (74mm) and 3.07" (78mm) respectively. In terms of sunlight, the longest average daylight duration is observed in June with 15.2 hours, when the city also enjoys the maximum sunshine duration of 9.5 hours.

The best time to visit Boone

Given Boone’s humid continental climate, the ideal time to visit hinges largely on personal preferences for certain weather conditions. The summer months from June to August are warm and sunny, with temperatures peaking at 81.3°F (27.4°C) in July and ample sunlight lasting up to 9.5 hours in June. Visitors planning activities in the outdoors would find this period most suitable. The humidity is comparably lower in summer around 80%, promising conditions conducive to outdoor exploration.

The worst time to visit Boone

The span from December to February proves to be a more challenging time to visit Boone, depending on individual comfort with colder weather. During these months, the town is in the grip of winter with average low temperatures touching 13.1°F (-10.5°C) in January. Snowfall can range from 0.98" (25mm) in December to 3.07" (78mm) in February, creating potential impediments for travel and outdoor activities.

Spring weather in Boone

Spring in Boone, from March to May, comes with gradual warming up of temperatures from an average high of 45.9°F (7.7°C) in March to 69.4°F (20.8°C) by May. Concurrently, the city receives an increasing amount of rainfall, culminating in the highest precipitation of 3.23" (82mm) in May. The lengthening daylight hours from 12 hours in March to 14.6 hours in May make it a pleasant season for visitors who enjoy milder weather conditions.

Summer weather in Boone

Summer in Boone stretches from June to August, characterised by warm temperatures, high humidity levels and adequate sunshine. Temperatures soar to an average high of 81.3°F (27.4°C) in July while the humidity levels peak at 82%. However, despite these climatic developments, the presence of a healthy duration of sunshine, around 9.5 hours, ensures a satisfactory experience for sun-seekers.

Autumn weather in Boone

The Autumn months from September to November in Boone manifest in slowly declining temperatures, shortening daylight hours, and decreasing rainfall. The average high temperature dips from 74.8°F (23.8°C) in September to 45.5°F (7.5°C) in November. Rainfall levels, on the other hand, decrease from 2.4" (61mm) in September to 0.91" (23mm) in November. The changing foliage colors often make this season visually pleasing for visitors.

Winter weather in Boone

Boone's Winter months, from December to February, are dominated by colder temperatures, reduced sunlight duration, and snow. The average low temperature in January plunges to 13.1°F (-10.5°C) while snowfall peaks in February at 3.07" (78mm). Despite the formidable chilly weather, the sight of the city blanketed in snow might be a visually enchanting experience for some visitors.

Weather in January

A marked characteristic of Boone, Iowa's weather in January is its notably cold and snowy conditions. During this month, the average high temperature lingers at a frigid 26.4°F (-3.1°C) while the average low dropping to 13.1°F (-10.5°C). Weather in January »

Weather in February

As the final month of winter arrives, Boone experiences minor changes in climate. The month of February continues the cold, wintry conditions from January, although with a slight elevation in average temperatures. Snowfall continues with an average of 3.07" (78mm), covering the city in white. Weather in February »

Weather in March

With the arrival of March, residents of Boone can glimpse the approach of spring. This month denotes a transition from the chilliness of winter, warming up to moderate temperatures. Notably, snowfall drops significantly to 0.98" (25mm), signaling a decrease in wintry conditions. Weather in March »

Weather in April

Boone enters full swing into the spring season with the arrival of April. The month sees a significant increase in temperature, causing the former winter's snow to finally melt away. Rain replaces snowfall as the primary precipitation form, with a marked increase to 2.05" (52mm). Weather in April »

Weather in May

May brings the transition from spring to summer in Boone. The climatic changes accompany increased warmth, longer daylight hours, and heavier showers. This month holds the highest average rainfall, standing at 3.23" (82mm), bringing richness to the city’s natural splendor. Weather in May »

Weather in June

June sees Boone at the beginning of summer, with steady temperatures, plenty of sunshine, and sporadic rainfall. A typical day entails pleasant weather with clear visibility, ideal for exploring the city's picturesque outdoors. Sunshine takes the lead in June's climate, peaking at 9.5 daylight hours. Weather in June »

Weather in July

July stands as the warmest month in Boone, Iowa, with temperatures inching past the 80°F (26.7°C) mark. Summer reveals its full splendor with average high temperatures soaring to 81.3°F (27.4°C), outshining all other months. The summer refreshes the city with intermittent rainfall, maintaining a balance between sunny and wet conditions. Weather in July »

Weather in August

Boone's summer continues through August, offering a blend of warmth, humidity, and rainfall. This month witnesses a slight decrease from July's peak warmth, adding a bit of comfort to the weather. Spending only 0.08" (2mm) less rainfall than June, August portrays an almost similar precipitation pattern, receiving 2.05" (52mm). Weather in August »

Weather in September

September ushers in the start of fall in Boone. With it, the temperatures begin a steady descent, and the city surrounds itself with spectacular fall foliage. As temperatures mildly drop, September poses the beginning of more comfortable weather following a humid summer. Weather in September »

Weather in October

October continues the bounty of Boone's fall season with dropping temperatures and decreased rainfall. The city observes a notable dive in temperatures, paving the way for cooler days and nights. Rainfall too scales down to 1.57" (40mm), portraying a drier season. Weather in October »

Weather in November

November in Boone marks the prequel to winter, witnessing a drop in temperatures and an increase in snowy days. As the heart of fall gives way to colder weather, the city experiences the return of snow with 0.98" (25mm). Temperature highs settle down to a cooler 45.5°F (7.5°C), preparing Boone's residents for the forthcoming winter. Weather in November »

Weather in December

Winter arrives at full swing in Boone by December. The city faces a significant drop in temperature, with the highs averaging at 32.2°F (0.1°C), closely resembling January's cool weather. Additionally, December presences a comeback of consistent snowfall with an average of 1.73" (44mm) spreading across 8.6 days. Weather in December »
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Boone?

January, noted for its average high-temperature of 26.4°F (-3.1°C) and an average low-temperature of 13.1°F (-10.5°C), is considered the coldest month in Boone.

What is the most humid month in Boone?

With an average relative humidity of 84%, January is the most humid month.

What is the driest month in Boone?

January is the month with the least rainfall in Boone. Rain falls for 3.9 days and accumulates 0.67" (17mm) of precipitation.

How much does it rain in Boone?

Throughout the year, in Boone, Iowa, there are 123.3 rainfall days, and 20.98" (533mm) of precipitation is accumulated.

When does it snow in Boone?

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

How much does it snow in Boone?

Throughout the year, in Boone, there are 39.9 snowfall days, and 10.91" (277mm) of snow is accumulated.

What is the month with the least sunshine in Boone?

With an average of 4h of sunshine, January has the least sunshine of the year in Boone, Iowa.

What is the month with the lowest UV index in Boone?

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

What is the snowiest month in Boone?

The month with the most snowfall in Boone is February, when snow falls for 9.2 days and typically aggregates up to 3.07" (78mm) of snow.

When is Daylight Saving Time (DST) in Boone?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Boone, 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 Boone?

The month with the most rainfall in Boone, Iowa, is June, when the rain falls for 17.4 days and typically aggregates up to 3.35" (85mm) of precipitation.

When it does not snow in Boone?

In Boone, Iowa, snow does not fall in June through September.

When are the longest days in Boone?

The month with the longest days is June, with an average of 15h and 12min of daylight.

When is the highest UV index in Boone?

June and July, with an average maximum UV index of 6, are months with the highest UV index in Boone, Iowa.

What are the warmest months in Boone?

Boone's warmest month, July, generally records average temperatures ranging from a high of 81.3°F (27.4°C) to a low of 64.4°F (18°C).

What month has the most sunshine in Boone?

The month with the most sunshine in Boone is July, with an average of 10.1h of sunshine.

What is the least humid month in Boone?

The least humid month in Boone, Iowa, is October, with an average relative humidity of 69%.

What is the month with the shortest days in Boone?

With an average of 9h and 12min of daylight, December has the shortest days of the year.

Average temperature
Boone, IA

Average temperature - Boone, IA

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (26.4°F).

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (13.1°F).

Average pressure
Boone, IA

Average pressure - Boone, IA

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed
Boone, IA

Average wind speed - Boone, IA

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

Average humidity
Boone, IA

Average humidity - Boone, IA

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (69%).

Average rainfall
Boone, IA

Average rainfall - Boone, IA

The wettest month (with the highest rainfall) is June (3.35").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days
Boone, IA

Average rainfall days - Boone, IA

The month with the highest number of rainy days is June (17.4 days).
The month with the least rainy days is February (3.2 days).

Average snowfall
Boone, IA

Average snowfall - Boone, IA

The month with the highest snowfall is February (3.07").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Boone, IA

Average snowfall days - Boone, IA

The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Boone, IA

Average daylight / Average sunshine - Boone, IA

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days
Boone, IA

Average sunshine days - Boone, IA

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is June (10.5 days).

Average UV index
Boone, IA

Average UV index - Boone, IA

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

Average visibility
Boone, IA

Average visibility - Boone, IA

The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).

Boone, Iowa, USA

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