Climate and monthly weather forecast
Rockhill Beach, MD

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Weather in January

January, the same as December, is an icy winter month in Rockhill Beach, Maryland, with an average temperature ranging between min 28.4°F (-2°C) and max 39.6°F (4.2°C). The coldest period is January, when temperatures fluctuate between an average high of 39.6°F (4.2°C) and a low of 28.4°F (-2°C). Weather in January »

Weather in February

February, the last month of the winter in Rockhill Beach, is a frosty month, with an average temperature ranging between max 43.2°F (6.2°C) and min 30.7°F (-0.7°C). February's climate shows a minor adjustment in average high-temperatures to a frosty 43.2°F (6.2°C) from January's 39.6°F (4.2°C). Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Rockhill Beach, Maryland, with an average temperature fluctuating between 50.7°F (10.4°C) and 37.8°F (3.2°C). Rockhill Beach's March weather indicates a minor ascent in high-temperatures, adjusting from a chilly 43.2°F (6.2°C) in February to a cool 50.7°F (10.4°C). Weather in March »

Weather in April

April is a refreshing spring month in Rockhill Beach, Maryland, with an average temperature ranging between max 62.8°F (17.1°C) and min 47.5°F (8.6°C). The start of April is characterized by an increase in the average high-temperature, transitioning from a cool 50.7°F (10.4°C) in March to a refreshing 62.8°F (17.1°C). Weather in April »

Weather in May

May, the last month of the spring in Rockhill Beach, is a pleasant month, with an average temperature varying between 57.2°F (14°C) and 72.1°F (22.3°C). May witnesses an increase in the average high-temperature, moving from an enjoyable 62.8°F (17.1°C) in April to an agreeable 72.1°F (22.3°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Rockhill Beach, Maryland, with temperature in the range of an average high of 80.2°F (26.8°C) and an average low of 65.7°F (18.7°C). With the start of June, the average high-temperature marginally shifts from May's agreeable 72.1°F (22.3°C) to a warm 80.2°F (26.8°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Rockhill Beach, Maryland, with an average temperature ranging between max 85.6°F (29.8°C) and min 70.7°F (21.5°C). With average high temperatures of 85.6°F (29.8°C) and lows of 70.7°F (21.5°C), July is the warmest month. The heat index value during July is appraised at a fiery hot 95°F (35°C). Weather in July »

Weather in August

August, the last month of the summer in Rockhill Beach, is another warm month, with an average temperature varying between 83.7°F (28.7°C) and 69.1°F (20.6°C). Rockhill Beach in August witnesses an average high-temperature of a still moderately hot 83.7°F (28.7°C), indicating a slight variation from July's 85.6°F (29.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Rockhill Beach, Maryland, with an average temperature ranging between min 63.3°F (17.4°C) and max 77.4°F (25.2°C). A modest decline in the average high-temperature is seen during September, decreasing from 83.7°F (28.7°C) in August to a still warm 77.4°F (25.2°C). Weather in September »

Weather in October

October, like September, in Rockhill Beach, Maryland, is another enjoyable autumn month, with an average temperature fluctuating between 65.5°F (18.6°C) and 52.9°F (11.6°C). In October, the average high-temperature goes from a warm 77.4°F (25.2°C) in September to a refreshing 65.5°F (18.6°C). Weather in October »

Weather in November

November, the last month of the autumn in Rockhill Beach, is also a fresh month, with an average temperature fluctuating between 53.8°F (12.1°C) and 41.4°F (5.2°C). During Rockhill Beach's transition into November, the average high-temperature lessens, moving from a comfortable 65.5°F (18.6°C) in October to a cool 53.8°F (12.1°C). Weather in November »

Weather in December

December, the first month of the winter in Rockhill Beach, is also a frosty month, with temperature in the range of an average high of 45.5°F (7.5°C) and an average low of 34.7°F (1.5°C). The arrival of December correlates with a minor temperature reduction, down from November's fresh 53.8°F (12.1°C) to a frosty 45.5°F (7.5°C). Weather in December »

Frequently asked questions

What time of the year is the coldest?

With its average high temperature of 39.6°F (4.2°C) and a low of 28.4°F (-2°C), January is regarded as the coldest month.

What is the least humid month?

The months with the lowest humidity are January, March, April and November, with an average relative humidity of 72%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 9.9 days and accumulates 2.01" (51mm) of precipitation.

How many days does it rain?

In Rockhill Beach, during the entire year, the rain falls for 156.2 days and collects up to 31.34" (796mm) of precipitation.

When does it snow?

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

What is the snowiest month?

January is the month with the most snowfall. Snow falls for 4.4 days and accumulates 2.05" (52mm) of snow.

How many days does it snow?

In Rockhill Beach, during the entire year, snow falls for 14 days and aggregates up to 6.14" (156mm) of snow.

What are the months with the lowest UV index?

January 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 is the most humid month?

With an average relative humidity of 78%, May is the most humid month.

When it does not snow?

May through October are months without snowfall.

What is the month 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?

The month with the longest days is June, with an average of 14h and 54min of daylight.

What is the hottest time of year?

The temperatures reach their highest averages in July, with highs of 85.6°F (29.8°C) and lows of 70.7°F (21.5°C).

What month has the most sunshine?

The month with the most sunshine is July, with an average of 10.9h of sunshine.

What is the rainiest month?

August is the month with the most rainfall. Rain falls for 13.9 days and accumulates 3.54" (90mm) of precipitation.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 30min of daylight.

What is the month with the least sunshine?

The month with the least sunshine is December, with an average of 5h of sunshine.

Average temperature
Rockhill Beach, MD

Average temperature - Rockhill Beach, MD

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (39.6°F).

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

Average pressure
Rockhill Beach, MD

Average pressure - Rockhill Beach, MD

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed
Rockhill Beach, MD

Average wind speed - Rockhill Beach, MD

The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average humidity
Rockhill Beach, MD

Average humidity - Rockhill Beach, MD

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).

Average rainfall
Rockhill Beach, MD

Average rainfall - Rockhill Beach, MD

The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is January (2.01").

Average rainfall days
Rockhill Beach, MD

Average rainfall days - Rockhill Beach, MD

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is November (9.4 days).

Average snowfall
Rockhill Beach, MD

Average snowfall - Rockhill Beach, MD

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
Rockhill Beach, MD

Average snowfall days - Rockhill Beach, MD

The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Rockhill Beach, MD

Average daylight / Average sunshine - Rockhill Beach, 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 54min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days
Rockhill Beach, MD

Average sunshine days - Rockhill Beach, MD

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (10.8 days).

Average UV index
Rockhill Beach, MD

Average UV index - Rockhill Beach, 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 visibility
Rockhill Beach, MD

Average visibility - Rockhill Beach, 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).

Rockhill Beach, Maryland, USA

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