Climate and monthly weather forecast
Boonsboro, MD

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Weather in January

January, like December, in Boonsboro, Maryland, is another cold winter month, with temperature in the range of an average low of 23.4°F (-4.8°C) and an average high of 37°F (2.8°C). January is Boonsboro's coldest month, registering average high temperatures of 37°F (2.8°C) and lows of 23.4°F (-4.8°C). Weather in January »

Weather in February

The last month of the winter, February, is also a wintry month in Boonsboro, Maryland, with temperature in the range of an average low of 25.9°F (-3.4°C) and an average high of 41.5°F (5.3°C). As Boonsboro, Maryland, steps into February, the average high-temperature holds at a still icy 41.5°F (5.3°C), hinting at a minor fluctuation from the prior month. Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Boonsboro, Maryland, with an average temperature varying between 32.9°F (0.5°C) and 50.2°F (10.1°C). A gentle upsurge in temperatures occurs as February gives way to March, with average highs shifting from an icy 41.5°F (5.3°C) to a cool 50.2°F (10.1°C). Weather in March »

Weather in April

April in Boonsboro, Maryland, is an enjoyable spring month, with an average temperature ranging between max 62.6°F (17°C) and min 42.4°F (5.8°C). As April sets, the average high-temperature shows an increase, moving up from a cool 50.2°F (10.1°C) in March to a refreshing 62.6°F (17°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Boonsboro, Maryland, with temperature in the range of an average high of 72.3°F (22.4°C) and an average low of 52.3°F (11.3°C). The transition to May introduces an increase in the average high-temperature, shifting from a comfortable 62.6°F (17°C) in April to a pleasant 72.3°F (22.4°C). Weather in May »

Weather in June

June, the first month of the summer in Boonsboro, is a warm month, with an average temperature ranging between min 59.4°F (15.2°C) and max 80.4°F (26.9°C). The coming of June brings a minor shift in Boonsboro's weather, with average high-temperatures adjusting from May's agreeable 72.3°F (22.4°C) to a warm 80.4°F (26.9°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Boonsboro, Maryland, with an average temperature varying between 85.6°F (29.8°C) and 64.2°F (17.9°C). July, noted for its average high-temperature of 85.6°F (29.8°C) and an average low-temperature of 64.2°F (17.9°C), is considered the warmest month. July's mean heat index is estimated at a torrid 96.8°F (36°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Boonsboro, Maryland, with an average temperature ranging between max 83.3°F (28.5°C) and min 62.6°F (17°C). Boonsboro marks the onset of August with an average high-temperature of a still moderately hot 83.3°F (28.5°C), subtly divergent from July's 85.6°F (29.8°C). Weather in August »

Weather in September

September, the first month of the autumn in Boonsboro, is also a moderately hot month, with temperature in the range of an average low of 56.8°F (13.8°C) and an average high of 76.1°F (24.5°C). Transitioning from August to September involves a subtle drop in average high-temperatures, descending from a moderately hot 83.3°F (28.5°C) to a still warm 76.1°F (24.5°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Boonsboro, Maryland, with an average temperature varying between 63.9°F (17.7°C) and 46.2°F (7.9°C). With October's arrival, Boonsboro's weather changes as the average high-temperature falls from a moderately hot 76.1°F (24.5°C) in September to a refreshing 63.9°F (17.7°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a fresh month in Boonsboro, Maryland, with temperature in the range of an average low of 35.2°F (1.8°C) and an average high of 51.6°F (10.9°C). A shift in Boonsboro's weather is observed as October turns into November, with the average high temperature reducing from a comfortable 63.9°F (17.7°C) to a fresh 51.6°F (10.9°C). Weather in November »

Weather in December

December, the first month of the winter in Boonsboro, is still a cold month, with an average temperature ranging between max 42.3°F (5.7°C) and min 30.2°F (-1°C). In Boonsboro, entering December brings a temperature decrement, reducing from November's cool 51.6°F (10.9°C) to an icy 42.3°F (5.7°C). Weather in December »

Frequently asked questions

What is the coldest time of year?

January, marked by an average high-temperature of 37°F (2.8°C) and a low-temperature of 23.4°F (-4.8°C), is the coldest month.

What is the driest month?

January is the month with the least rainfall. Rain falls for 9.6 days and accumulates 1.97" (50mm) of precipitation.

How many days does it rain?

In Boonsboro, Maryland, during the entire year, the rain falls for 162.4 days and collects up to 30.16" (766mm) of precipitation.

When does it snow?

Months with snowfall in Boonsboro, Maryland, are January through April, October through December.

When does it snow the most?

The month with the most snowfall is January, when snow falls for 7.8 days and typically aggregates up to 4.72" (120mm) of snow.

How much does it snow?

Throughout the year, there are 24.4 snowfall days, and 14.29" (363mm) of snow is accumulated.

What is the month 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 month with the least sunshine?

February has the least sunshine of the year, with an average of 4.7h 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.

What are the most humid months?

May, October and December, with an average relative humidity of 79%, are most humid months.

When it does not snow?

In Boonsboro, snow does not fall in May through September.

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?

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

What is the warmest month?

In Boonsboro, July is known for its average highest temperatures, reaching a high of 85.6°F (29.8°C) and a low of 64.2°F (17.9°C).

What is the least humid month?

With an average relative humidity of 74%, July is the least humid month.

What is the rainiest month?

July is the month with the most rainfall. Rain falls for 16.2 days and accumulates 3.27" (83mm) of precipitation.

What month has the most sunshine?

The month with the most sunshine is July, with an average of 10.6h of sunshine.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 24min of daylight.

Average temperature
Boonsboro, MD

Average temperature - Boonsboro, 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 (37°F).

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure
Boonsboro, MD

Average pressure - Boonsboro, MD

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
Boonsboro, MD

Average wind speed - Boonsboro, MD

The windiest months (with the highest average wind speed) are January, February and March (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

Average humidity
Boonsboro, MD

Average humidity - Boonsboro, MD

The months with the highest relative humidity are May, October and December (79%).
The month with the lowest relative humidity is July (74%).

Average rainfall
Boonsboro, MD

Average rainfall - Boonsboro, MD

The wettest month (with the highest rainfall) is July (3.27").
The driest month (with the least rainfall) is January (1.97").

Average rainfall days
Boonsboro, MD

Average rainfall days - Boonsboro, MD

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (9.4 days).

Average snowfall
Boonsboro, MD

Average snowfall - Boonsboro, MD

The month with the highest snowfall is January (4.72").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Boonsboro, MD

Average snowfall days - Boonsboro, MD

The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Boonsboro, MD

Average daylight / Average sunshine - Boonsboro, 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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days
Boonsboro, MD

Average sunshine days - Boonsboro, MD

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is April (11 days).

Average UV index
Boonsboro, MD

Average UV index - Boonsboro, 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 visibility
Boonsboro, MD

Average visibility - Boonsboro, MD

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

Boonsboro, Maryland, USA

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