Climate and monthly weather forecast
Chestertown, MD

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The climate of Chestertown

Chestertown, Maryland, USA, is located in the Cfa zone according to the Köppen climate classification, which translates to a humid subtropical climate, with no dry season. This geographical location and atmospheric conditions present a rich mix of weather variations throughout the year.

Rain is spread consistently thanks to the absence of a dry season, with July receiving the highest amount of rainfall at 1.42" (36mm) and September registering the least precipitation with 0.43" (11mm). Humidity averages hover around 76%, with minor fluctuations, maintaining a consistently moist atmosphere throughout the year. Snowfall is rare, restricted mainly to January to March, with a total yearly average of 0.74" (19mm) over six days.

Temperature variance through the year is marked, going from a chilly low of 27.9°F (-2.3°C) in January to a summer peak of 84.6°F (29.2°C) in July. Daylight durations range from a minimum of 9.5 hours in December to a maximum of 14.9 hours in June, offering brighter and longer days during the summer months. Visibility remains stable at 6 miles throughout the year, suggesting a relatively clear atmosphere with minor haziness.

The best time to visit Chestertown

A potential visitor to Chestertown would find May to September favorable for travel. These months offer pleasant weather, boasting high temperatures between 62.2°F (16.8°C) to 84.6°F (29.2°C) and low temperatures ranging from 55.9°F (13.3°C) to 69.4°F (20.8°C). Additionally, these months experience the longest daylight hours, ranging from 13.3 hours to 14.9 hours, allowing plenty of time for outdoor activities. Simultaneously, the average sunshine hours peak, reaching 10.2 hours in June and maintaining a high of 9 hours until September, which ensures bright and sunny days.

The worst time to visit Chestertown

January to March could be viewed as the least favorable time to roam around Chestertown. The temperatures are on the lower side, ranging from 27.9°F (-2.3°C) to 50°F (10°C). Snowfall occurs during these months, and while it might not be heavy, it could potentially cause disruptions in plans and mobility. These months also bring fewer hours of daylight, reducing room for outside activities.

Spring weather in Chestertown

Spring comes to Chestertown in the months of March to May. March sees temperatures jumping from 50°F (10°C) to 62.2°F (16.8°C) by May, bringing a pleasant warmth. Spring does bring increasing humidity, moving from 74% to 79% at the peak of May, and rainfall increases to 0.87" (22mm). Daylight hours expand from 12 hours in March to 14.3 hours by May, offering an extended time frame for outdoor exploration.

Summer weather in Chestertown

June initiates the arrival of summer in Chestertown, extending till August. Temperatures go up and hover between 71.4°F (21.9°C) to 82.9°F (28.3°C). Humidity reaches an annual high of 78% in these months. Despite the rise in temperature and humidity, Chestertown experiences the maximum daylight during this period, with an average of 14.9 hours in June reducing to 13.7 hours by August. These months receive the maximum sunshine, with an average of 10 hours per day, providing ample sunlit hours for outdoor recreation.

Autumn weather in Chestertown

Autumn descends on Chestertown in September and lasts till November. This period sees temperatures gradually falling from 77.2°F (25.1°C) at the beginning of autumn to 54°F (12.2°C) by the end of November. Humidity hovers around 77%, and rainfall increases to 0.94" (24mm) at the peak of autumn in October. Daylight hours reduce from 12.4 hours to 10 hours, marking shorter days with the arrival of winter. Sunshine hours slowly decrease, from 9.3 hours in September to 5.9 hours by November.

Winter weather in Chestertown

Chestertown greets winter from December and thaws out by the end of February. This period witnesses the lowest temperatures of the year, ranging from 34.5°F (1.4°C) to 43.2°F (6.2°C). Humidity remains similar to the rest of the year, around 75%, and rainfall peaks at 0.98" (25mm) in December. Daylight durations hit an annual low of 9.5 hours in December, prolonging nights and reducing the window for outdoor activities. On average, sunshine is available for 5.3 hours in December and slightly increases to 5.9 hours by February.

Weather in January

Chestertown, Maryland ushers in the New Year with crisp, chilly January temperatures. The mercury generally lingers between 27.9°F (-2.3°C) and 39.2°F (4°C), with possible icy conditions due to light snowfall of 0.59" (15mm) that extends across an average of 3.1 days. Weather in January »

Weather in February

As the calendar flips to February, there's a slight uptick in the chills, signaling the peak of winter in Chestertown. A marginally more noticeable increase in both high and low temperatures rules the month, which registers highs of 43.2°F (6.2°C) and lows dipping to 30.6°F (-0.8°C). Weather in February »

Weather in March

March sees a decisive shift in the weather as Chestertown starts to shake off the winter chill. The shift exhibits itself in temperatures soaring to a high of 50°F (10°C) and reaching a bearable low of 36.9°F (2.7°C). Additionally, rainfall gets a notch heavier with 0.87" (22mm) spread across an average of 9.8 days. Weather in March »

Weather in April

April rolls in with a palpable sense of spring and a marked departure from winter's grasp. The significant jump in temperatures, with highs touching 62.2°F (16.8°C) and lows around 46.4°F (8°C), further solidifies the transition. Weather in April »

Weather in May

May in Chestertown serves as the pathway to summer, showcasing consistent weather patterns consistent with the season. The average high and low temperatures lie in the comfortable range of 71.4°F (21.9°C) to 55.9°F (13.3°C) respectively. Weather in May »

Weather in June

Summer makes its official arrival in June, as Chestertown experiences some of the warmest days of the year. The temperature peaks around 79.5°F (26.4°C) with lows hovering around 64.4°F (18°C). The city receives heavier summer showers with rainfall averaging 1.14" (29mm) distributed over 10.5 days. Weather in June »

Weather in July

July takes center stage as the hottest month in Chestertown, basking in the full glow of summer. The high temperature reaches an average of 84.6°F (29.2°C) with lows around 69.4°F (20.8°C). Simultaneously, July also records the heaviest average rainfall, with around 1.34" (34mm) in over 12.4 days. Weather in July »

Weather in August

August witnesses a slight dip in temperatures, yet remains comfortably within the summer bracket with highs of 82.9°F (28.3°C) and lows of 67.6°F (19.8°C). The city endures the highest rainfall of the year at approximately 1.42" (36mm) spread over 11.2 days. Weather in August »

Weather in September

September marks the beginning of a more moderate weather phase in Chestertown. Despite the decrease in temperature to highs of 77.2°F (25.1°C) and lows of 61.7°F (16.5°C), rainfall tapers off to an average of 0.43" (11mm) over 8.5 days. Weather in September »

Weather in October

October takes the reins from September to carry Chestertown further into the embrace of fall. The temperature continues to drop, resting between an average high of 65.8°F (18.8°C) and low of 52.3°F (11.3°C). Moreover, Chestertown receives a moderate amount of precipitation at 0.94" (24mm) over approximately 8.3 days. Weather in October »

Weather in November

As the calendar flips to November, Chestertown experiences significant cooling trends, and the first signs of the oncoming winter. The average high and low temperatures dip to 54°F (12.2°C) and 40.8°F (4.9°C) respectively, with slight snowfall of 0.12" (3mm) over 0.2 days being observed. Weather in November »

Weather in December

Finally, Chestertown rings in the holiday season with the chilliest weather of the year, bringing a festive mood to the city. As the mercury oscillates between an average high of 45.5°F (7.5°C) and low of 34.5°F (1.4°C), the city witnesses a fair share of snowfall amounting to 0.24" (6mm) over 1.4 days. Weather in December »
Updated: Jun 4, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

January stands out as Chestertown's coldest month, with an average high-temperature of 39.2°F (4°C) and a low-temperature of 27.9°F (-2.3°C).

What is the least humid month?

The months with the lowest humidity are January, March, April and November, with an average relative humidity of 74%.

How much does it rain?

In Chestertown, Maryland, during the entire year, the rain falls for 107.5 days and collects up to 10.67" (271mm) of precipitation.

When does it snow?

Months with snowfall in Chestertown are January through March, November and December.

What is the snowiest month?

January is the month with the most snowfall. Snow falls for 3.1 days and accumulates 0.59" (15mm) of snow.

How many days does it snow?

Throughout the year, there are 9.4 snowfall days, and 1.73" (44mm) of snow is accumulated.

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 month with the least sunshine?

With an average of 5.1h of sunshine, February has the least sunshine of the year.

When is Daylight Saving Time (DST) in Chestertown?

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

When it does not snow?

In Chestertown, snow does not fall in April through October.

What is the most humid month?

May is the most humid month, with an average relative humidity of 79%.

What are the months with the highest UV index?

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

When are the longest days?

June has the longest days of the year, with an average of 14h and 54min of daylight.

What is the warmest month in Chestertown?

Chestertown's temperature records reveal July as the warmest month, marked by average highs of 84.6°F (29.2°C) and lows of 69.4°F (20.8°C).

What month has the most sunshine?

With an average of 10.8h of sunshine, July has the most sunshine of the year in Chestertown.

What is the wettest month?

August is the month with the most rainfall. Rain falls for 11.2 days and accumulates 1.42" (36mm) of precipitation.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 8.5 days and typically collects 0.43" (11mm) of precipitation.

What is the month with the shortest days in Chestertown?

With an average of 9h and 30min of daylight, December has the shortest days of the year.
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Long-term
YearJFMAMJJASOND

Average temperature
Chestertown, MD

Average temperature - Chestertown, MD

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (39.2°F).

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).

Average pressure
Chestertown, MD

Average pressure - Chestertown, MD

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed
Chestertown, MD

Average wind speed - Chestertown, MD

The windiest month (with the highest average wind speed) is February (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity
Chestertown, MD

Average humidity - Chestertown, MD

The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January, March, April and November (74%).

Average rainfall
Chestertown, MD

Average rainfall - Chestertown, MD

The wettest month (with the highest rainfall) is August (1.42").
The driest month (with the least rainfall) is September (0.43").

Average rainfall days
Chestertown, MD

Average rainfall days - Chestertown, MD

The month with the highest number of rainy days is July (12.4 days).
The month with the least rainy days is November (5.6 days).

Average snowfall
Chestertown, MD

Average snowfall - Chestertown, MD

The month with the highest snowfall is January (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days
Chestertown, MD

Average snowfall days - Chestertown, MD

The month with the highest number of snowfall days is January (3.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Chestertown, MD

Average daylight / Average sunshine - Chestertown, MD

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

Average sunshine days
Chestertown, MD

Average sunshine days - Chestertown, MD

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is July (15.1 days).

Average UV index
Chestertown, MD

Average UV index - Chestertown, MD

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 cloud cover
Chestertown, MD

Average cloud cover - Chestertown, MD

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility
Chestertown, MD

Average visibility - Chestertown, MD

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).

Chestertown, Maryland, USA

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