Climate and monthly weather forecast
Andover, KS

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The climate of Andover

The climate in Andover, Kansas, USA follows the Köppen climate classification as a humid subtropical climate with no dry season, denoted as Cfa. Geographically, Andover lies in the heart of the United States, commonly recognized as the Midwest region. This location has a profound effect on the climatic conditions experienced in this city.

Throughout the year, Andover experiences a full suite of seasons, with warm to hot summers and cold winters. Temperatures fluctuate from approximately 26.4°F (-3.1°C) in the coolest month to 91.9°F (33.3°C) during the peak of summer. The climatic data reveals that there are noticeable variations across different weather parameters. Relative humidity remains relatively constant throughout the year, averaging around 67%, while rainfall experiences an upward surge during the middle of the year, reaching up to 4.06" (103mm) in May.

The unique weather patterns in Andover emerge quite clearly when examining the rainfall and snowfall data. Months from March to August receive considerable rainfall, with February and December experiencing the least amount. Snowfall, on the other hand, peaks in February with 2.24" (57mm), with minimum amounts observed from May to September.

Wind speed in the region fluctuates from an average of 8.8mph (14.2km/h) to 12.4mph (20km/h), with the windiest months usually occurring at the onset of Spring in March and April. Coupled with this, daylight and sunshine hours present distinct seasonal patterns with the longest periods occurring during the summer months and the shortest during winter.

The best time to visit Andover

Based on the recorded climatic data, the best time to visit Andover would be between May and August. During these months, high temperatures range from 75.2°F (24°C) to 91.9°F (33.3°C), making it ideal for outdoor activities. It is also the period with the longest hours of daylight and sunshine, ranging from 14.2 hours to 14.7 hours and 9.3 hours to 11.2 hours, respectively.

The worst time to visit Andover

The least favorable time to visit Andover is during the colder months, from December to February. During this period, the climates drop to low temperatures ranging from 26.4°F (-3.1°C) to 28.6°F (-1.9°C). Furthermore, daylight and sunshine hours are at their minimum, meaning shorter days and less time to explore and enjoy the city.

Spring weather in Andover

Spring falls between March and May in Andover. During these months, temperatures gradually rise from 57.7°F (14.3°C) in March to a peak of 75.2°F (24°C) in May. Rainfall begins to increase, beginning with 1.42" (36mm) in March, and hitting a peak during May at 4.06" (103mm). It is a beautiful period to behold as nature comes back to life, and the increased rainfall results in lush, vibrant landscapes.

Summer weather in Andover

Summer in Andover spans from June to August. The city becomes a hotbed with temperatures soaring up to 91.9°F (33.3°C) in July. Rainfall remains significant during the summer, reaching up to 3.15" (80mm) in August. It also features the most extended daylight hours, extending from 14.2 to 14.7 hours, and the highest UV index, making it suitable for outdoor recreations.

Autumn weather in Andover

Autumn graces Andover from September to November. The season greets the residents with a drop in temperatures, with values declining from 81.9°F (27.7°C) in September to a much cooler 55.6°F (13.1°C) in November. Rainfall also reduces, with levels sliding from 1.93" (49mm) in September to 0.83" (21mm) in November. This season presents a brilliant display of changing foliage, painting the streets of Andover in hues of gold and red.

Winter weather in Andover

Winter in Andover stretches from December to February. This period is characterized by the lowest temperatures, plummeting down to 26.4°F (-3.1°C) in January. Snowfall marks the season filled with festivities, with average levels peaking at 2.24" (57mm) in February. Despite the cold temperatures, the winter months in Andover carry a special charm, transforming the city into a wintry landscape that all can appreciate.

Weather in January

As the calendar flips over to the new year, Andover, Kansas winter weather proves to be quite chilly, with temperatures dropping down to an average of 26.4°F (-3.1°C). This January dip is always a stark contrast to the comparatively warmer December. Weather in January »

Weather in February

The cold of January seems to relent slightly in Andover, Kansas as February takes its place. While still cold, the higher averages of 28.6°F (-1.9°C) signify an easing of winter's grip. This cool period typically heralds a refreshing phase, allowing for clear skies and improved visibility. Weather in February »

Weather in March

Entering the vernal season, March in Andover, Kansas witnesses a warmer shift in weather with temperature averages rising to 39.9°F (4.4°C). This month shows an increase in rainfall, from 0.87" (22mm) in February to 1.42" (36mm), indicating the arrival of spring showers. Weather in March »

Weather in April

April in Andover, Kansas marks the heart of spring with the average temperature ranging from 47.3°F (8.5°C) to 66.7°F (19.3°C). It is a month known for its balance between late spring warmth and residual winter chills. However, with a noticeable increase of rain, from 1.42" (36mm) in March to 2.01" (51mm), the familiar saying "April showers bring May flowers" rings true. Weather in April »

Weather in May

May presents the citizens of Andover, Kansas with a delightful blend of warm temperatures and abundant sunshine. The average temperature peaks to 75.2°F (24°C), indicating the approaching summer. The month also brings higher humidity levels and the highest rainfall of the year as 4.06" (103mm) typically fall. Weather in May »

Weather in June

June kicks off summer in Andover, Kansas with high temperatures averaging at 87.8°F (31°C). The length of daylight stretches to its longest, reaching up to 14.7 hours. The humidity level drops slightly from May, bringing dryer heat, making outdoor activities enjoyable without the concern of a sudden rain shower. Weather in June »

Weather in July

July is the zenith of summer in Andover, Kansas, with temperatures commonly reaching up to 91.9°F (33.3°C). It is the hottest month of the year and sees residents taking advantage of early mornings and late evenings to avoid the peak heat of the day. Weather in July »

Weather in August

The weather in August begins to show signs of changing seasons, despite having an average high temperature of 89.2°F (31.8°C). Sunshine hours gradually diminish, signaling the impending end of Kansas summertime. Yet, August remains warm and inviting, allowing outdoor pursuits to thrive. Weather in August »

Weather in September

The transition from summer to autumn is noted in September across Andover, Kansas. Following the temperature high averaging 81.9°F (27.7°C) is the ever so slight crispness in the air that marks the arrival of fall. The month sees less humidity and fewer rain showers, which encourages residents to enjoy the outdoors. Weather in September »

Weather in October

Residents of Andover, Kansas witness the full arrival of fall with October's average low temperature being 50°F (10°C). The dazzling display of autumn foliage peaks, painting the city in warm hues. The crisp, cool breeze and reduced heat offer relief from the prolonged Kansas summer. Weather in October »

Weather in November

As November rolls in, the city of Andover, Kansas prepares for the descent into winter. The drop in temperature, with averages hitting 38.8°F (3.8°C), signals the end of the vibrant fall season. It is a time when the woolens come out and the heat starts to stay on. Weather in November »

Weather in December

December brings more than just holiday cheer to Andover, Kansas. It’s the onset of cold temperatures, dropping down to an average of 28.9°F (-1.7°C). As the daylight hours shorten, the city moves briskly into winter mode. Residents escape the cold by warming up indoors, focusing on holiday festivities to dispel the freezing weather. The onset of December introduces a moderate change in Andover's weather, with average high-temperatures falling from November's refreshing 55.6°F (13.1°C) to a chilly 44.1°F (6.7°C). Weather in December »

Frequently asked questions

What is the coldest month?

January is the coldest month, with the temperature often reaching an average high of 42.4°F (5.8°C) and an average low of 26.4°F (-3.1°C).

How many days does it rain?

In Andover, during the entire year, the rain falls for 113.6 days and collects up to 22.24" (565mm) of precipitation.

When does it snow?

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

How much does it snow?

Throughout the year, there are 13.8 snowfall days, and 6.61" (168mm) of snow is accumulated.

What is the month with the least sunshine?

With an average of 6h of sunshine, January has the least sunshine of the year.

When is the lowest UV index?

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

When does it snow the most?

February is the month with the most snowfall. Snow falls for 4.3 days and accumulates 2.24" (57mm) 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?

The most humid month is May, with an average relative humidity of 73%.

What is the wettest month?

May is the month with the most rainfall. Rain falls for 14.4 days and accumulates 4.06" (103mm) of precipitation.

When it does not snow?

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

When are the longest days?

With an average of 14h and 42min of daylight, June has the longest days of the year.

What month has the most sunshine?

June has the most sunshine of the year, with an average of 11.2h of sunshine.

When is the highest UV index in Andover?

June and July, with an average maximum UV index of 7, are months with the highest UV index.

What is the warmest month?

With average high temperatures of 91.9°F (33.3°C) and lows of 71.8°F (22.1°C), July is the warmest month.

What is the least humid month in Andover?

July is the least humid month, with an average relative humidity of 62%.

What is the driest month?

December is the month with the least rainfall. Rain falls for 3.7 days and accumulates 0.67" (17mm) of precipitation.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 36min of daylight.

Average temperature
Andover, KS

Average temperature - Andover, KS

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (42.4°F).

The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).

Average pressure
Andover, KS

Average pressure - Andover, KS

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed
Andover, KS

Average wind speed - Andover, KS

The windiest month (with the highest average wind speed) is April (12.4mph).
The calmest month (with the lowest average wind speed) is August (8.8mph).

Average rainfall
Andover, KS

Average rainfall - Andover, KS

The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is December (0.67").

Average rainfall days
Andover, KS

Average rainfall days - Andover, KS

The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is January (3.6 days).

Average snowfall
Andover, KS

Average snowfall - Andover, KS

The month with the highest snowfall is February (2.24").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Andover, KS

Average snowfall days - Andover, KS

The month with the highest number of snowfall days is February (4.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Andover, KS

Average daylight / Average sunshine - Andover, KS

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

The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).

Average sunshine days
Andover, KS

Average sunshine days - Andover, KS

The month with the most sunshine days is January (24.4 days).
The month with the least sunshine days is July (14 days).

Average UV index
Andover, KS

Average UV index - Andover, KS

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average visibility
Andover, KS

Average visibility - Andover, KS

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).

Andover, Kansas, USA

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