Climate and monthly weather forecast
Aberdeen, MD

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The climate of Aberdeen

Aberdeen, Maryland lies in the Köppen climate zone Cfa, an area characterized by a humid subtropical climate with no dry season. Over the course of a typical year, Aberdeen experiences variations in key climate parameters indicating a blend of weather fortunes.

Monthly temperatures range from lows of 26.6°F (-3°C) in the coldest month, which is typically January, to high peaks reaching 84.6°F (29.2°C) in July, the warmest month. Throughout the year, steady increases and decreases in temperatures are observed, following the seasonal transitions. Rainfall manifests itself in all months, with measurements from 1.85" (47mm) to 4.09" (104mm). August has the highest precipitation with 4.09" (104mm), providing the wettest period for the city.

In terms of relative humidity, a consistent atmosphere of humidity is felt throughout the year, with monthly averages fluctuating from 74% in March to a peak of 79% in May. Sunshine duration ranges from 5.1 hours per day in January to a lengthy 10.7 hours in July, with daylight hours following a similar pattern.

The best time to visit Aberdeen

The most favourable time to visit Aberdeen is primarily during late spring to early summer, from May through June. This period is characterized by warm temperatures ranging from highs of 71.8°F (22.1°C) to 79.5°F (26.4°C), and lows between 55°F (12.8°C) and 62.6°F (17°C). The average rainfall is relatively moderate with 2.8" (71mm) to 2.76" (70mm). Furthermore, these months showcase longer daylight hours with an average of 14.4 hours in May and 14.9 hours in June. Visitors can expect to enjoy about 8.7 hours to 10 hours of sunshine during this period.

The worst time to visit Aberdeen

The least desirable time to visit Aberdeen is in the peak winter month of January, when temperatures tend to plummet to their lowest. Highs are recorded at 38.3°F (3.5°C) with chilling lows of 26.6°F (-3°C). Rainfall hovers around 1.85" (47mm) with snowfall of 2.17" (55mm) on average. Additionally, daylight and sunshine hours are at their least with just about 9.8 daylight hours and 5.1 sunshine hours. This month is characterized by the highest wind speeds, registering at 8.9mph (14.3km/h) and gusts reaching up to 14.7mph (23.7km/h).

Spring weather in Aberdeen

From March through May, Aberdeen experiences weather shifts indicative of the spring season. Highs vary from 50°F (10°C) in March to 71.8°F (22.1°C) in May, with corresponding lows from 35.4°F (1.9°C) to 55°F (12.8°C). Rainfall levels gradually increase across this period, with May receiving approximately 2.8" (71mm). The amount of daylight extends from 12 hours in March to 14.4 hours in May, delivering an enhancement in sunshine from 6.6 hours per day in March to about 8.7 hours per day in May.

Summer weather in Aberdeen

Throughout the summer months of June to August, the city endures high temperatures that peak at 84.6°F (29.2°C) in July and moderate lows that reach 67.6°F (19.8°C) in the same month. Rain intensifies during these months, culminating at 4.09" (104mm) in August. Sunshine hours stretch to encompass about 10 parties with long daylight hours peaking at 14.9 hours in June.

Autumn weather in Aberdeen

Aberdeen experiences autumn from September through November. Temperatures begin their gradual descent during this period with highs transitioning from 76.5°F (24.7°C) in September to 53.1°F (11.7°C) in November. Average rainfall fluctuates considerably from 2.13" (54mm) in September to 2.05" (52mm) in November. The daylight hours lessen with the progression of the season, from 12.4 hours in September to 10 hours in November.

Winter weather in Aberdeen

Winter in Aberdeen sprawls from December through February. During these months, the city experiences its coldest conditions with temperature highs fluctuating between 44.4°F (6.9°C) and 38.3°F (3.5°C), and lows ranging from 33.1°F (0.6°C) to 26.6°F (-3°C). Rainfall measures from 2.44" (62mm) in December to 1.85" (47mm) in January, with snowfall occuring in all winter months but peaking at 2.17" (55mm) in December. Sunshine hours take a downturn, hovering between 5.2 to 5.1 hours.

Weather in January

January presents a harsh start to the year in Aberdeen, with frigid temperatures typical of mid-winter. The city experiences its coldest temperatures now, with dips as low as 26.6°F (-3°C). Residents and visitors alike should anticipate a decent amount of snow, so winter gear is a must. Weather in January »

Weather in February

Coming from January, Aberdeen weather continues its frosty streak into February. The weather pattern largely remains the same, but slight increase in temperature presents itself, reaching peaks up to 41.7°F (5.4°C). Expect temperatures to stay low with a healthy amount of snowfall making for a classic winter scene. Weather in February »

Weather in March

As Aberdeen transitions from winter to spring, March brings a noticeable shift in weather conditions. The retreat of snow, along with warmer temperatures up to 50°F (10°C), brings about early signs of spring. The month is marked by frequent rainfall, transforming the landscape significantly from the winter white to spring green. Weather in March »

Weather in April

April welcomes a full arrival of spring in Aberdeen. The month considers higher temperatures, peaking at around 62.2°F (16.8°C), as a significant sign of the receding cold. With these moderate temperatures working side by side with the rain, the city vibrantly blossoms. Weather in April »

Weather in May

May further solidifies spring's grip on Aberdeen's weather, initiating the climb towards summer. A distinct elevation in temperature is noticeable with afternoon highs reaching up to 71.8°F (22.1°C). The weather becomes more predictable, featuring warm days and mild nights. Weather in May »

Weather in June

June announces the start of summer in Aberdeen, infusing warmth into the city's atmosphere. With the mercury hitting highs of 79.5°F (26.4°C), the climate leans towards a more summery feel. Compared to May, June promises longer daylight hours, paving the way for pleasant evenings and late night strolls. Weather in June »

Weather in July

July secures the peak of the sweltering summer, taking temperatures up to a toasting 84.6°F (29.2°C) in Aberdeen. This month typically records the highest temperatures of the year. The landscape dons a lively summer look, welcoming locals and tourists to enjoy a variety of outdoors activities. Weather in July »

Weather in August

August slightly dials back the extensive heat of July, but remains firmly within the boundary of a hot summer month. Still exhibiting high temperatures around 82.8°F (28.2°C), August sees the continuation of sunny days. The city retains its summer charm, though the oncoming fall season brings a slight decrease in daylight hours. Weather in August »

Weather in September

September signals the advent of fall in Aberdeen, as temperatures begin to taper off. The transition from the sweltering summer heat, with a high of 76.5°F (24.7°C), gives way to a more agreeable climate. The city gradually cools down, recreating the fall magic seen in colorful foliage. Weather in September »

Weather in October

October ushers in the heart of fall, gradually transforming Aberdeen into a canvas of warm hues. Temperatures continue to fall, creating a pleasant atmosphere with a high around 65.1°F (18.4°C). The cool temperatures and lessened humidity offer a refreshing break from the heavier summer air. Weather in October »

Weather in November

November paves the way for winter, as Aberdeen begins to experience colder temperatures. With high reaching near 53.1°F (11.7°C), the month offers a noticeable chill in the air. The transformation from colorful fall foliage to a bleaker winter-like landscape becomes evident. Weather in November »

Weather in December

Wrapping up the year, December invites the winter season in full swing over Aberdeen. It solidifies the onset of winter, creating a chilly environment fitting for the festive season. Temperatures dropping as low as 33.1°F (0.6°C) ensure a white Christmas for Aberdeen. Weather in December »
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

January proves to be the coldest month in Aberdeen, recording an average maximum temperature of 38.3°F (3.5°C) and a minimum temperature of 26.6°F (-3°C).

What is the driest month?

January is the month with the least rainfall. Rain falls for 7.5 days and accumulates 1.85" (47mm) of precipitation.

How many days does it rain?

Throughout the year, there are 153 rainfall days, and 30.39" (772mm) of precipitation is accumulated.

When does it snow?

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

What is the snowiest month?

January is the month with the most snowfall. Snow falls for 4.2 days and accumulates 2.17" (55mm) of snow.

How many days does it snow?

In Aberdeen, during the entire year, snow falls for 12.7 days and aggregates up to 6.85" (174mm) of snow.

What is the month with the lowest UV index?

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

What is the month with the least sunshine?

The month with the least sunshine is February, with an average of 4.9h of sunshine.

What is the least humid month?

March, April and November, with an average relative humidity of 74%, are the least humid months.

When is Daylight Saving Time (DST)?

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

April, June through October are months without snowfall.

What is the most humid month?

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

What are the months with the highest UV index?

The months with the highest UV index in Aberdeen, Maryland, 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 are the warmest months in Aberdeen?

July, with average temperatures reaching a high of 84.6°F (29.2°C) and a low of 67.6°F (19.8°C), is the warmest month.

What month has the most sunshine?

With an average of 10.7h of sunshine, July has the most sunshine of the year.

What is the rainiest month?

The month with the most rainfall is August, when the rain falls for 16.1 days and typically aggregates up to 4.09" (104mm) of precipitation.

What is the month with the shortest days?

With an average of 9h and 24min of daylight, December has the shortest days of the year.
Today
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Long-term
YearJFMAMJJASOND

Average temperature
Aberdeen, MD

Average temperature - Aberdeen, 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 (38.3°F).

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (26.6°F).

Average pressure
Aberdeen, MD

Average pressure - Aberdeen, 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
Aberdeen, MD

Average wind speed - Aberdeen, MD

The windiest months (with the highest average wind speed) are February and March (9mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity
Aberdeen, MD

Average humidity - Aberdeen, MD

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

Average rainfall
Aberdeen, MD

Average rainfall - Aberdeen, MD

The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is January (1.85").

Average rainfall days
Aberdeen, MD

Average rainfall days - Aberdeen, MD

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (7.5 days).

Average snowfall
Aberdeen, MD

Average snowfall - Aberdeen, MD

The month with the highest snowfall is January (2.17").
The months with the least snowfall are April, June, July, August, September and October (0").

Average snowfall days
Aberdeen, MD

Average snowfall days - Aberdeen, MD

The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are April, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Aberdeen, MD

Average daylight / Average sunshine - Aberdeen, 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 24min).

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days
Aberdeen, MD

Average sunshine days - Aberdeen, MD

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is May (10.9 days).

Average UV index
Aberdeen, MD

Average UV index - Aberdeen, 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, February, November and December (UV index 2).

Average cloud cover
Aberdeen, MD

Average cloud cover - Aberdeen, MD

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility
Aberdeen, MD

Average visibility - Aberdeen, MD

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

Aberdeen, Maryland, USA

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