Climate and monthly weather forecast
Cape May, NJ

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The superior design on the city of Cape May, New Jersey, with deep road veins and city buildings near the vast, blue sea in a far view
The superior design on the city of Cape May, New Jersey, with deep road veins and city buildings near the vast, blue sea in a far view

The climate of Cape May

Located on the southern tip of New Jersey in the United States, Cape May has a temperate climate, classified under the Köppen climate classification as humid subtropical. In this locale, temperatures show a marked variation throughout the year, averaging from the lowest at 32.2°F (0.1°C) in January to the highest peaking at 79.3°F (26.3°C) in July.

Humidity levels also display some variance, increasing from 74% in January to 82% in the month of May. Thereafter, a slight decrease is observed, leading to relatively low humidity months that last from July to October. This weather trend is accompanied by rainfall spans which fluctuate in an irregular pattern, notching the highest levels reaching up to 3.86" (98mm) in August from the dry spells of 2.13" (54mm) in January.

Cape May is known for given snowfall occurrences, predominantly restricted to the bleak winter months of January and March, with an average snowfall of 0.67" (17mm) and 0.75" (19mm) respectively. The days are relatively longer in summer, reaching up to 14.9 hours of daylight in June, while sunshine hours touching a high of 10.9 hours in July. These unique weather patterns make Cape May a place of varied climatic conditions throughout the year. The climate of Cape May »

The best time to visit Cape May

Considering the climate trends, the best time to visit Cape May extends from late May until early September. During this period, the town experiences the longest daylight hours with a comfortable temperature range of 64°F (17.8°C) to 79.3°F (26.3°C). With significant amounts of sunshine, balmy sea temperatures ranging from 64°F (17.8°C) to 75°F (23.9°C) and relatively low humidity levels, these months offer ideal conditions for outdoor activities, beachside relaxation and open-air dining. The best time to visit Cape May »

The worst time to visit Cape May

The coldest months are May, New Jersey, USA - Weather January' itemprop='relatedLink'>January and February, with low temperatures averaging between 32.2°F (0.1°C) and 33.6°F (0.9°C) respectively. It's not uncommon to see snowfall during these months, with January experiencing an average of 0.67" (17mm). Additionally, daylight hours shrink significantly during this period, resulting in less time to explore the outdoor offerings of Cape May. Combined with high levels of humidity, these factors make this timeframe potentially uncomfortable for visitors. The worst time to visit Cape May »

Spring weather in Cape May

Spring weather in Cape May typically occurs between March and May. The temperature average rises gradually from 46°F (7.8°C) in March to 64°F (17.8°C) in May. Longer daylight hours commencing from 12 hours in March to a pleasant 14.3 hours in May, along with a decreased cloud cover, characterize this season. However, spring in Cape May records increased humidity levels, reaching up to 82% by the end of May. Spring weather in Cape May »

Summer weather in Cape May

Summer, from June to August, brings the warmest weather in Cape May. During these months, the temperature can reach an average high of 79.3°F (26.3°C) in July and an average low of 67.6°F (19.8°C) in June. This period also boasts the longest daylight hours and the largest sunshine duration per day. Add to this, the comfortably warm sea temperatures that range from 64°F (17.8°C) to 75°F (23.9°C) offer fantastic swimming opportunities. Summer weather in Cape May »

Autumn weather in Cape May

Autumn arrives in Cape May in September and lasts until November. Average temperatures begin to drop from 73.4°F (23°C) in September to 54.5°F (12.5°C) in November. However, daylight hours gradually recede from 12.4 hours in September to 10.1 hours in November. Meanwhile, the sea temperatures also start to cool down, averaging between 72°F (22.2°C) and 57°F (13.9°C). Autumn weather in Cape May »

Winter weather in Cape May

Winter weather in Cape May is typically witnessed from December until February. The average temperature falls to 32.2°F (0.1°C) in January, the coldest month, while the average high in these months typically hovers around 41.4°F (5.2°C). Snowfall is primarily seen during this season with an average accumulation reaching 1.06" (27mm) in December and lesser amounts in January and February. Furthermore, the daylight hours reduce to their annual lows during winter, ranging from 9.8 hours in December to 10.8 hours in February. Winter weather in Cape May »

Weather in January

The weather in Cape May sets a chilly tone, indicative of a quintessential midwinter. January is characterized by frosty days, often manifesting in the month's coldest temperature: a high of 40.5°F (4.7°C) and a plummeting low of 32.2°F (0.1°C). Weather in January »

Weather in February

In May, New Jersey, USA - Weather February' itemprop='relatedLink'>February, weather in Cape May, New Jersey, harbors a pattern similar to January. February retains the coldness of winter but experiences a marginal increase in average temperatures, rising from 40.5°F (4.7°C) to 41.4°F (5.2°C) and from 32.2°F (0.1°C) to 33.6°F (0.9°C). Weather in February »

Weather in March

May, New Jersey, USA - Weather March' itemprop='relatedLink'>March is a month of transition in Cape May, as subtle signs of the changing season become noticeable. With further increase in temperature from February, March moves away from the frigid grip of winter. An increase in daylight hours is noticed, promoting brighter and longer days. Weather in March »

Weather in April

May, New Jersey, USA - Weather April' itemprop='relatedLink'>April transitions the weather of Cape May more evidently into Spring. The smallest amounts of snowfall are on record, and it is replaced by an increasing likelihood of rainfall. Rapidly warming temperatures from those observed in March, coupled with longer daylight hours define this April ambiance. Weather in April »

Weather in May

In May, the weather in Cape May experiences a noticeable climb in average temperatures. The highest sea temperature for the year is recorded, advancing from 48°F (8.9°C) in April to 55°F (12.8°C). With the warmth, daylight hours also extend, reaching one of the highest values for the year. Weather in May »

Weather in June

June signals the start of the summer season in Cape May. The absence of snowfall that started from April continues, and rainfall sees a slight decrease from May. The warm weather is complimented by longer hours of sunshine reaching 10.5 hours per day on average. Weather in June »

Weather in July

July is the midsummer month in Cape May, characterized by the highest temperatures of the year, reaching up to 79.3°F (26.3°C). The humidity does not lessen, making for some muggy and potentially uncomfortable days. Despite the high heat levels, rainfall remains significant, with a slight increase from June. Weather in July »

Weather in August

August weather in Cape May mostly replicates that of July. Despite a marginal decline in temperature from the July records, August remains a time of high warmness. The warmth of the sea reaches its peak in August, making sea activities highly favorable. Weather in August »

Weather in September

September in Cape May marks the transition from summer to fall, with temperatures progressively dropping from the summer peaks. A reduction in sea temperature from August is noted, indicating less favorable conditions for sea related activities. Weather in September »

Weather in October

October solidifies the autumnal feel in Cape May, with noticeable changes in weather elements. The drop in temperature from September is significant, and comes along with changes in foliage and a noticeable reduction in daylight hours. Weather in October »

Weather in November

November ushers the transition from autumn to winter in Cape May. Further cooling from the October temperatures is observed, with a notable decline in sea temperature. Rainfall becomes less frequent from October levels, and the daylight hours decrease considerably. Weather in November »

Weather in December

As the final month of the year, December in Cape May is characterized by the lowest temperatures. The coldest sea temperatures for the year are recorded, diving from 57°F (13.9°C) in November to 52°F (11.1°C). Shorter daylight hours and lesser sunshine define December's shorter winter days. Weather in December »

Frequently asked questions

What is the coldest time of year in Cape May?

The coldest time of the year is January, with temperatures averaging a high of 40.5°F (4.7°C) and a low of 32.2°F (0.1°C).

What is the driest month?

The month with the least rainfall in Cape May is January, when the rain falls for 8.7 days and typically collects 2.13" (54mm) of precipitation.

How many days does it rain?

In Cape May, during the entire year, the rain falls for 158 days and collects up to 35.47" (901mm) of precipitation.

When does it snow?

Months with snowfall are January through March and December.

How many days does it snow?

Throughout the year, there are 8.3 snowfall days, and 3.11" (79mm) of snow is accumulated.

What is the month with the lowest UV index?

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

What are the months with the coldest ocean?

February and March, with an average ocean temperature of 42.8°F (6°C), are months with the coldest seawater in Cape May.

What is the month with the least sunshine in Cape May?

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

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.

When it does not snow?

April through November are months without snowfall.

What is the most humid month?

With an average relative humidity of 82%, May is the most humid month.

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 months with the highest UV index?

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

What month is the hottest?

Cape May's warmest month, July, generally records average temperatures ranging from a high of 79.3°F (26.3°C) to a low of 73.4°F (23°C).

What month has the most sunshine?

With an average of 10.9h of sunshine, July has the most sunshine of the year.

What is the wettest month?

August is the month with the most rainfall. Rain falls for 16 days and accumulates 3.86" (98mm) of precipitation.

What is the month with the warmest ocean?

August is the month with the warmest seawater, with an average ocean temperature of 75.2°F (24°C).

What is the least humid month?

The least humid month is November, with an average relative humidity of 73%.

What is the snowiest month?

December is the month with the most snowfall. Snow falls for 1.3 days and accumulates 1.06" (27mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year in Cape May, with an average of 9h and 30min of daylight.

Average temperature
Cape May, NJ

Average temperature - Cape May, NJ

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (40.5°F).

The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (32.2°F).

Average pressure
Cape May, NJ

Average pressure - Cape May, NJ

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed
Cape May, NJ

Average wind speed - Cape May, NJ

The windiest month (with the highest average wind speed) is January (13.5mph).
The calmest month (with the lowest average wind speed) is July (9.2mph).

Average humidity
Cape May, NJ

Average humidity - Cape May, NJ

The month with the highest relative humidity is May (82%).
The month with the lowest relative humidity is November (73%).

Average rainfall
Cape May, NJ

Average rainfall - Cape May, NJ

The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (2.13").

Average rainfall days
Cape May, NJ

Average rainfall days - Cape May, NJ

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.7 days).

Average snowfall
Cape May, NJ

Average snowfall - Cape May, NJ

The month with the highest snowfall is December (1.06").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days
Cape May, NJ

Average snowfall days - Cape May, NJ

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average sea temperature
Cape May, NJ

Average sea temperature - Cape May, NJ

The best month for swimming (with the highest average sea temperature) is August (75°F).
The coldest months (with the lowest average sea temperature) are February and March (43°F).

Average daylight / Average sunshine
Cape May, NJ

Average daylight / Average sunshine - Cape May, NJ

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

Average sunshine days
Cape May, NJ

Average sunshine days - Cape May, NJ

The month with the most sunshine days is November (18.9 days).
The months with the least sunshine days are May and June (12.5 days).

Average UV index
Cape May, NJ

Average UV index - Cape May, NJ

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

Average visibility
Cape May, NJ

Average visibility - Cape May, NJ

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).

Cape May, New Jersey, USA

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