Climate and monthly weather forecast
Princeton, WV

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The climate of Princeton

Princeton, located in West Virginia, USA, experiences a Marine west coast type of climate with a warm summer, commonly categorized under the Köppen climate classification as Cfb. This climate is characterized by temperate weather conditions with no particularly extreme highs or lows, inviting a comfortable stay throughout the year.

Throughout the year, temperatures vary dramatically, reaching up to 81.9°F (27.7°C) in mid-summer and falling to lows of around 23.7°F (-4.6°C) in winter. The average maximum temperature gets recorded in July whereas the coolest month is January. Humidity levels consistently hover around the high 70s to low 80s percentile, while cloud cover typically ranges from 36% in summer to 58% in winter. Wind conditions follow a similar pattern, with the highest average speeds of 7.9mph (12.7km/h) in January and lowest in August at 4.2mph (6.8km/h).

Rainfall and snowfall in Princeton also follow distinct patterns. Maximum rainfall, averaging at 3.35" (85mm), tends to be witnessed in May, whereas, the driest month is September with a meager 1.5" (38mm) of rainfall. Snow is a common occurrence from December through February, with maximum snowfall of 6.18" (157mm) in December.

The best time to visit Princeton

The best time to visit Princeton would arguably be from April to June. This period invites pleasant temperatures, allowing outdoor activities without the discomfort of the sweltering summer heat. These months also witness relatively low rainfall compared to the rest of the year, making them ideal for outdoor exploration.

The worst time to visit Princeton

Avoiding Princeton during its coldest months, December through February, would be advisable. These months welcome quite a significant amount of snowfall, as much as 6.18" (157mm) in December, and plummeting temperatures which fall to as low as 23.7°F (-4.6°C), making outdoor activities relatively the test of endurance.

Spring weather in Princeton

Spring in Princeton, from March to May, brings with it a gradual increment in temperatures from 50.7°F (10.4°C) to 71.2°F (21.8°C). During these months, an average of 15.6 rainfall days can be expected. While the rainfall amount peaks to an average of 3.35" (85mm) in May, the overall conditions remain favorable, making it a suitable time for outdoor activities.

Summer weather in Princeton

Summers in Princeton stretch from June to August, with temperatures reaching highs of 81.9°F (27.7°C) in July. These months witness less rainfall, bringing only about 2.28" (58mm) in June. With a decrease in wind speed to about 4.7mph (7.6km/h) in July and relatively low cloud cover, these months feature warm and comfortable weather conditions.

Autumn weather in Princeton

The transition from summer to winter, also known as Autumn, occurs from September to November. During this period, temperatures start to rapidly decline from 75°F (23.9°C) in September to 51.3°F (10.7°C) in November. Despite the gradual decrease in temperatures, rainfall reduces significantly to 1.5" (38mm) in September, providing relatively dry weather conditions.

Winter weather in Princeton

Winter in Princeton runs through December to February. These months experience the lowest temperatures of the year, down to the lowest point of 23.7°F (-4.6°C) in January. With the onset of winter, the city also sees its highest snowfall, reaching up to 6.18" (157mm) in December. As expected, these months also hold the least daylight hours, dropping to 9.6 hours in December.

Weather in January

As the first month of the year makes its entrance, Princeton, West Virginia grapples with chilly temperatures that make a compelling case for winter coats. January welcomes snow, thrusting the city into a winter wonderland. In comparison to December, the lowest temperatures hover a few degrees below, with levels reaching as far down as 23.7°F (-4.6°C). Weather in January »

Weather in February

As January gives way to February, the weather in Princeton, West Virginia offers an incremental reprieve from the cold snap. Indeed, February's weather conditions tend to be marginally warmer in comparison to the preceding month. Weather in February »

Weather in March

March signals the advent of spring in Princeton, West Virginia. Comparatively warmer and slightly wetter than February, March sees a steady uptick in average temperature and relative humidity levels. March is the transition, thawing out from the winter freeze as high temperatures average 50.7°F (10.4°C). Weather in March »

Weather in April

April showcases a moderate climb in temperature, a prelude to the forthcoming summer heat in Princeton, West Virginia. The contrast between March and April becomes more noticeable as spring truly takes hold. April's maximum temperatures reach an agreeable 62.2°F (16.8°C). Weather in April »

Weather in May

May brings the warmth and blooms associated with late spring to Princeton, West Virginia. This month witnesses a considerable increase in temperature from April, with temperatures climbing even further into the comfortable 70s°F. With high temperatures peaking at an average of 71.2°F (21.8°C), May proposes an ideal time for outdoor activities. Weather in May »

Weather in June

June ushers in summer with increasing warmth in Princeton, West Virginia. This month welcomes a marked shift from the milder temperatures of May, setting the stage for summer's heat. The mercury continues to climb, with high temperatures averaging 78.4°F (25.8°C). Weather in June »

Weather in July

July in Princeton, West Virginia is synonymous with high summer. As the mercury peaks, this month outshines June in terms of heat, with an average high temperature reaching an impressive 81.9°F (27.7°C). Despite the sporadic rainfall, July celebrates the peak of summer, characterized by long, sunny days. Weather in July »

Weather in August

August carries forth the summer’s warmth in Princeton, West Virginia. Conditions remain somewhat stable from July, with slightly decreased high temperatures, averaging about 80.8°F (27.1°C). Residents revel in the generous daylight hours that enhance the enjoyment of outdoor activities. Weather in August »

Weather in September

September introduces the gradual descent into autumn in Princeton, West Virginia. The weather reduces the summer heat as high temperatures average about 75°F (23.9°C). A noticeable drift from the hotter temperatures of August, September indicates the onset of the fall season. Weather in September »

Weather in October

October offers a taste of crisp autumn in Princeton, West Virginia. As temperatures continue to drop from September highs, Princeton starts displaying its classic fall colors. October sees a significant drop in temperatures, with high temperatures averaging 63.1°F (17.3°C). Weather in October »

Weather in November

As November rolls around, Princeton, West Virginia transitions into the colder half of the year. The difference in temperature from October remains noticeable, as high temperatures stoop to an average of 51.3°F (10.7°C). With visibility stretching far and wide, now is an ideal time to venture outdoors and take in the panoramic views of Princeton in the fall. Weather in November »

Weather in December

December in Princeton, West Virginia is characterized by the full sway of winter. Snowfall increases from the negligible levels of November, surprising locals and visitors alike with a dusting of snow. With the average high temperature dropping to 43.5°F (6.4°C), there's a crisp winter chill in the air. Weather in December »

Frequently asked questions

What is the coldest month?

January brings the lowest temperatures, with an average high of 37.9°F (3.3°C) and an average low of 23.7°F (-4.6°C).

How many days does it rain?

In Princeton, during the entire year, the rain falls for 174.7 days and collects up to 29.96" (761mm) of precipitation.

When does it snow?

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

How many days does it snow?

In Princeton, during the entire year, snow falls for 46.5 days and aggregates up to 27.36" (695mm) of snow.

What is the month with the least sunshine?

With an average of 4.4h of sunshine, January has the least sunshine of the year.

What are the months with the lowest UV index?

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

What is the most humid month in Princeton?

February is the most humid month, with an average relative humidity of 82%.

When is Daylight Saving Time (DST) in Princeton?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Princeton, 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 is the least humid month?

The months with the lowest humidity are April, June through August and November, with an average relative humidity of 77%.

What is the rainiest month?

The month with the most rainfall is May, when the rain falls for 19.3 days and typically aggregates up to 3.35" (85mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

When are the longest days in Princeton?

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

What month has the most sunshine?

With an average of 10.3h of sunshine, June has the most sunshine of the year.

When is the highest UV index?

The month with the highest UV index is June, with an average maximum UV index of 6.

What month is the hottest?

With average high temperatures of 81.9°F (27.7°C) and lows of 59.5°F (15.3°C), July is the warmest month.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 14.5 days and typically collects 1.5" (38mm) of precipitation.

What is the snowiest month?

The month with the most snowfall is December, when snow falls for 9.5 days and typically aggregates up to 6.18" (157mm) of snow.

What is the month with the shortest days?

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

Average temperature
Princeton, WV

Average temperature - Princeton, WV

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (37.9°F).

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

Average pressure
Princeton, WV

Average pressure - Princeton, WV

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed
Princeton, WV

Average wind speed - Princeton, WV

The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity
Princeton, WV

Average humidity - Princeton, WV

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April, June, July, August and November (77%).

Average rainfall
Princeton, WV

Average rainfall - Princeton, WV

The wettest month (with the highest rainfall) is May (3.35").
The driest month (with the least rainfall) is September (1.5").

Average rainfall days
Princeton, WV

Average rainfall days - Princeton, WV

The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is January (10 days).

Average snowfall
Princeton, WV

Average snowfall - Princeton, WV

The month with the highest snowfall is December (6.18").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Princeton, WV

Average snowfall days - Princeton, WV

The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Princeton, WV

Average daylight / Average sunshine - Princeton, WV

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: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days
Princeton, WV

Average sunshine days - Princeton, WV

The month with the most sunshine days is November (16.5 days).
The months with the least sunshine days are February and May (9.8 days).

Average UV index
Princeton, WV

Average UV index - Princeton, WV

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

Average visibility
Princeton, WV

Average visibility - Princeton, WV

The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (5mi).
The month with the lowest visibility is September (4mi).

Princeton, West Virginia, USA

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