Climate and monthly weather forecast
Martinsburg, WV

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The climate of Martinsburg

Martinsburg, West Virginia, lies in the Köppen climate classification's Cfa zone, characterized as a humid subtropical region without a dry season. Examining the climate data of this region, one can observe distinct seasons accompanied by significant temperature changes and consistent humidity levels.

Throughout the year, temperatures in Martinsburg fluctuate quite significantly, with highs ranging from 37.4°F (3°C) in the coldest month to 86.5°F (30.3°C) in the peak summer months. The lows, on the other hand, range from a cool 23.5°F (-4.7°C) in winter to a considerably comfortable 64°F (17.8°C) in the heart of summer. This region experiences relatively high humidity levels throughout the year, hovering between 73% and 78%.

Regarding precipitation, Martinsburg bears witness to a mix of rainfall and snowfall and is devoid of any dry season. Monthly rainfall varies between 0.67" (17mm) and 1.5" (38mm), with the highest concentration in the summer months. Snowfall occurs predominantly in winter, with a peak of 1.26" (32mm).

Unique weather patterns in Martinsburg include considerable rainfall even during the hottest months, with maximum rainfall of 1.5" (38mm) in mid-summer. Moreover, the period between spring and summer tends to experience the highest relative humidity levels, creating a humid and warm environment.

The best time to visit Martinsburg

Taking into consideration the temperature, precipitation, and atmospheric conditions, the most favorable time to visit Martinsburg is between late spring and early autumn, generally from May to September. During this period, temperatures hover in the comfortable bracket, reaching highs ranging from 63.1°F (17.3°C) to 84.2°F (29°C). Rainfall is quite adequate without being overwhelming, ranging between 1.06" (27mm) and 1.42" (36mm) per month. The sun yields more hours of daylight, from 13.3 hours to 14.6 hours daily, with a notable sunshine duration that extends between 8.7 hours and 10.7 hours.

The worst time to visit Martinsburg

The period between late autumn to early spring, particularly from November to February, could be perceived as less favorable for some tourists. With temperatures dipping to lows between 23.5°F (-4.7°C) and 29.8°F (-1.2°C), and highs ranging from 37.4°F (3°C) to 42.8°F (6°C) only, these months can be mighty chilly. Furthermore, snow is a common occurrence during these months, creating potentially less favorable weather for outdoor activities.

Spring weather in Martinsburg

Spring, from March to May, brings warmer temperatures to Martinsburg. High temperatures spring from 50.9°F (10.5°C) to 73.6°F (23.1°C), while night temperatures significantly improve from 33.4°F (0.8°C) to 52.2°F (11.2°C). Rainfall typically increases during this time, from 0.94" (24mm) to 1.46" (37mm) monthly, while snowfall virtually disappears. Daylight extends from 12 hours to 14.4 hours per day, assuring longer and brighter days.

Summer weather in Martinsburg

Summer in Martinsburg, spanning June to August, consistently brings the highest temperatures and rainfall amounts across the year. Daily highs can reach between 81.3°F (27.4°C) and 86.5°F (30.3°C), while the nights remain pleasant between 59.5°F (15.3°C) to 64°F (17.8°C). Rainfall is at its peak, ranging from 1.22" (31mm) to 1.5" (38mm) each month. Daylight hours are plentiful, with sunshine duration hovering around 10 hours a day.

Autumn weather in Martinsburg

Autumn descends on Martinsburg from September to November with temperatures trending downward from highs of 77°F (25°C) to 52°F (11.1°C), and lows between 56.7°F (13.7°C) and 35.6°F (2°C). Rainfall also decreases, marking a transition from 0.71" (18mm) to 0.98" (25mm) monthly. The number of sunlight hours dwindles, standing between 11.1 hours to 10 hours per day.

Winter weather in Martinsburg

Winter months, December through February, are the coldest in Martinsburg. Daily highs hover between 37.4°F (3°C) to 42.1°F (5.6°C), with nightly lows dropping between 23.5°F (-4.7°C) to 25.9°F (-3.4°C). This period experiences the most snowfall, with peaks of 1.26" (32mm) in December. Moreover, daylight hours are the shortest across the year, reaching only 9.4 hours to 10.7 hours daily.

Weather in January

In Martinsburg, West Virginia, the brisk and chilly air of January brings with it the lowest temperatures of the year. Notably, the mercury plummets to as low as 23.5°F (-4.7°C) making it the coldest month. White landscapes are common due to occasional snowfall, adding a picturesque layer to the city. Weather in January »

Weather in February

As winter's grip on Martinsburg remains firm in February, the cold weather persists, albeit slightly milder than January. Even with this minor improvement, we often see snow accumulating up to 1.14" (29mm). The city's scenic beauty is accentuated by the snow-kissed landscapes during this time of the year. Weather in February »

Weather in March

Transitioning into spring in March, Martinsburg experiences a considerable rise in temperatures. The most notable shift in the weather is the increase in precipitation, with rainfall reaching its highest at 0.94" (24mm). Signs of thawing become apparent with the gradually retreating snowfall. Weather in March »

Weather in April

April ushers in unmistakable signs of spring in Martinsburg, with even warmer temperatures greeting its residents. Rather significant is the drop in snowfall, marking a shift to just 0.08" (2mm), as spring truly sets in. Colourful blossoms replace the winter's stark whites, and the city basks in the increased daylight hours. Weather in April »

Weather in May

May’s arrival in Martinsburg notes a stark change from the chill of winter to the tenderness of spring, with floral blooms adding vibrance to city life. In fact, the city receives its highest amount of rainfall this month, with 1.46" (37mm) recorded. Weather in May »

Weather in June

By June, the weather in Martinsburg transitions to the warmth and vibrance of summer. Daylight hours extend to their peak, contributing towards a bright and sunny vibe around the city. Interestingly, the wind speed is at its gentlest, averaging 5.2mph (8.4km/h). Weather in June »

Weather in July

July brings the height of the summer season to Martinsburg, showcasing the city bathed in brilliant sunlight. July distinguishes itself as the warmest month, with temperatures soaring to a high of 86.5°F (30.3°C). The heat fuels lively outdoors activities, while the sultry nights create a perfect setting for star-gazing. Weather in July »

Weather in August

August in Martinsburg maintains the summer's heat, albeit with a slight dip in temperatures compared to July. Among the striking weather facts is that the city convenes a uniform 62.6°F (17°C) as the low, coupled with warm days. Weather in August »

Weather in September

September in Martinsburg brings the muted beauty of early autumn as signs of summer begin to retreat. Most visible is the decline in rainfall to 0.71" (18mm), signifying a shift towards drier days ahead. The first signs of autumn become evident in the city’s colour palette with leaves turning red and gold. Weather in September »

Weather in October

October's arrival in Martinsburg unfolds the full glory of an Eastern fall, adorned by an array of brilliant hues. October’s consistent winds, averaging at 5.8mph (9.3km/h), bring about a refreshing change after the calm summer months. Weather in October »

Weather in November

In November, Martinsburg transitions from fall towards the chill of winter, with a noticeable drop in temperature. A distinct weather change is the reoccurrence of snowfall at 0.28" (7mm), heralding winter's approach. Subsequently, the hues of autumn begin to falter, preparing the city for winter's stark canvas. Weather in November »

Weather in December

December in Martinsburg heralds the onset of winter, with the city cloaked in a frosty embrace. It is noteworthy to mention snowfall increases to 0.83" (21mm), invigorating the city's festive spirit. The city’s landmarks and streets donned in holiday decorations stand out against the snowy backdrop. Weather in December »
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

January, known for its average high temperature of 37.4°F (3°C) and an average low temperature of 23.5°F (-4.7°C), is the coldest month.

What is the driest month?

The month with the least rainfall in Martinsburg is January, when the rain falls for 4.5 days and typically collects 0.67" (17mm) of precipitation.

How many days does it rain?

Throughout the year, there are 117.3 rainfall days, and 12.24" (311mm) of precipitation is accumulated.

When does it snow?

January through April, November and December are months with snowfall.

What is the snowiest month in Martinsburg?

The month with the most snowfall is January, when snow falls for 5.3 days and typically aggregates up to 1.26" (32mm) of snow.

How much does it snow?

Throughout the year, there are 17.1 snowfall days, and 4.69" (119mm) of snow is accumulated.

What is the month with the least sunshine?

With an average of 4.9h of sunshine, January has the least sunshine of the year in Martinsburg.

What are the months 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.

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

What are the most humid months?

The months with the highest humidity in Martinsburg are May, October and December, with an average relative humidity of 78%.

When it does not snow?

May through October are months without snowfall.

What are the months with the highest UV index?

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

When are the longest days?

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

What part of the year is the hottest?

In Martinsburg, July is identified by the average highest temperatures, reaching a peak of 86.5°F (30.3°C) and a low of 64°F (17.8°C).

What is the least humid month?

July is the least humid month, with an average relative humidity of 73%.

What is the wettest month?

July is the month with the most rainfall. Rain falls for 12.8 days and accumulates 1.5" (38mm) of precipitation.

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 month with the shortest days in Martinsburg?

December has the shortest days of the year, with an average of 9h and 24min of daylight.

Average temperature
Martinsburg, WV

Average temperature - Martinsburg, WV

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.4°F).

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

Average pressure
Martinsburg, WV

Average pressure - Martinsburg, WV

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed
Martinsburg, WV

Average wind speed - Martinsburg, WV

The windiest month (with the highest average wind speed) is March (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity
Martinsburg, WV

Average humidity - Martinsburg, WV

The months with the highest relative humidity are May, October and December (78%).
The month with the lowest relative humidity is July (73%).

Average rainfall
Martinsburg, WV

Average rainfall - Martinsburg, WV

The wettest month (with the highest rainfall) is July (1.5").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days
Martinsburg, WV

Average rainfall days - Martinsburg, WV

The month with the highest number of rainy days is May (14 days).
The month with the least rainy days is January (4.5 days).

Average snowfall
Martinsburg, WV

Average snowfall - Martinsburg, WV

The month with the highest snowfall is January (1.26").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
Martinsburg, WV

Average snowfall days - Martinsburg, WV

The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Martinsburg, WV

Average daylight / Average sunshine - Martinsburg, WV

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 January (Average sunshine: 4h and 54min).

Average sunshine days
Martinsburg, WV

Average sunshine days - Martinsburg, WV

The month with the most sunshine days is November (21.9 days).
The month with the least sunshine days is May (14.6 days).

Average UV index
Martinsburg, WV

Average UV index - Martinsburg, WV

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 visibility
Martinsburg, WV

Average visibility - Martinsburg, WV

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

Martinsburg, West Virginia, USA

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