Climate and monthly weather forecast
Fallston, MD

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Weather in January

January, the same as December, is a wintry winter month in Fallston, Maryland, with an average temperature varying between 25.3°F (-3.7°C) and 37.6°F (3.1°C). Fallston's coldest weather arrives in January, when temperatures average a high of 37.6°F (3.1°C) and a low of 25.3°F (-3.7°C). Weather in January »

Weather in February

February, the last month of the winter in Fallston, is another cold month, with an average temperature ranging between min 27.5°F (-2.5°C) and max 41.5°F (5.3°C). In February, Fallston experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 37.6°F (3.1°C) in January to a still cold 41.5°F (5.3°C). Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Fallston, Maryland, with an average temperature fluctuating between 49.6°F (9.8°C) and 34.7°F (1.5°C). March's arrival is noted with a slight increase in the average high-temperature, moving from an icy 41.5°F (5.3°C) in February to a chilly 49.6°F (9.8°C). Weather in March »

Weather in April

April is an enjoyable spring month in Fallston, Maryland, with temperature in the range of an average high of 61.9°F (16.6°C) and an average low of 44.8°F (7.1°C). April brings a rise in Fallston's average high-temperature, moving from a frosty 49.6°F (9.8°C) in March to a refreshing 61.9°F (16.6°C). Weather in April »

Weather in May

May, the last month of the spring in Fallston, is an agreeable month, with an average temperature fluctuating between 71.4°F (21.9°C) and 54.5°F (12.5°C). May witnesses an increase in the average high-temperature, moving from a refreshing 61.9°F (16.6°C) in April to a pleasant 71.4°F (21.9°C). Weather in May »

Weather in June

June, the first month of the summer in Fallston, is a warm month, with an average temperature ranging between min 62.1°F (16.7°C) and max 79.3°F (26.3°C). The coming of June brings a minor shift in Fallston's weather, with average high-temperatures adjusting from May's pleasant 71.4°F (21.9°C) to a warm 79.3°F (26.3°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Fallston, Maryland, with an average temperature fluctuating between 67.6°F (19.8°C) and 84.6°F (29.2°C). July, recording an average high temperature of 84.6°F (29.2°C) and a low temperature of 67.6°F (19.8°C), is Fallston's warmest month. The heat index value during July is appraised at a tropical 93.2°F (34°C). Weather in July »

Weather in August

August, the last month of the summer in Fallston, is another warm month, with an average temperature ranging between min 65.7°F (18.7°C) and max 82.2°F (27.9°C). As Fallston transitions from July to August, the average high-temperatures adjust to a still warm 82.2°F (27.9°C), nearly the same as the previous 84.6°F (29.2°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Fallston, Maryland, with an average temperature ranging between max 76.1°F (24.5°C) and min 59.4°F (15.2°C). September brings a slight decrease in temperature, down from a moderately hot 82.2°F (27.9°C) in August to a still warm 76.1°F (24.5°C). Weather in September »

Weather in October

October, the same as September, is another refreshing autumn month in Fallston, Maryland, with an average temperature varying between 64.8°F (18.2°C) and 49.8°F (9.9°C). Fallston in October demonstrates a small temperature transition, adjusting from an average high of a warm 76.1°F (24.5°C) in September to a comfortable 64.8°F (18.2°C). Weather in October »

Weather in November

November, the last month of the autumn in Fallston, is also a fresh month, with an average temperature ranging between max 52.9°F (11.6°C) and min 38.3°F (3.5°C). Fallston's progression into November includes a drop in the average high-temperature, from a comfortable 64.8°F (18.2°C) in October to a fresh 52.9°F (11.6°C). Weather in November »

Weather in December

December, the first month of the winter in Fallston, is also a frosty month, with an average temperature ranging between min 32.2°F (0.1°C) and max 43.7°F (6.5°C). With December's arrival, Fallston's weather changes as the average high-temperature falls from a cool 52.9°F (11.6°C) in November to a chilly 43.7°F (6.5°C). Weather in December »
Updated: Jun 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

January tends to be the coldest month, with temperatures averaging a daily high of 37.6°F (3.1°C) and a low of 25.3°F (-3.7°C).

How many days does it rain?

In Fallston, during the entire year, the rain falls for 155.7 days and collects up to 32.64" (829mm) of precipitation.

When does it snow in Fallston?

January through May, November and December are months with snowfall in Fallston.

How much does it snow?

Throughout the year, there are 19.9 snowfall days, and 9.72" (247mm) of snow is accumulated.

When is the lowest UV index?

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

What is the driest month?

The month with the least rainfall is February, when the rain falls for 9.1 days and typically collects 2.09" (53mm) of precipitation.

What is the month with the least sunshine?

The month with the least sunshine is February, with an average of 4.8h of sunshine.

When does it snow the most?

The month with the most snowfall is March, when snow falls for 4.2 days and typically aggregates up to 2.87" (73mm) of snow.

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 least humid month?

The least humid month is April, with an average relative humidity of 74%.

What is the most humid month?

May is the most humid month in Fallston, with an average relative humidity of 80%.

When is the highest UV index?

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

When it does not snow?

June through October are months without snowfall in Fallston.

When are the longest days?

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

What month is the hottest?

Fallston experiences its highest temperatures in July, with an average peak of 84.6°F (29.2°C) and a low of 67.6°F (19.8°C).

What month has the most sunshine?

July has the most sunshine of the year, with an average of 10.6h of sunshine.

What is the rainiest month?

The month with the most rainfall is August, when the rain falls for 15.9 days and typically aggregates up to 4.09" (104mm) of precipitation.

What is the month with the shortest days?

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

Average temperature
Fallston, MD

Average temperature - Fallston, MD

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (37.6°F).

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).

Average pressure
Fallston, MD

Average pressure - Fallston, MD

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed
Fallston, MD

Average wind speed - Fallston, MD

The windiest month (with the highest average wind speed) is March (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average rainfall
Fallston, MD

Average rainfall - Fallston, MD

The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is February (2.09").

Average rainfall days
Fallston, MD

Average rainfall days - Fallston, MD

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (8.3 days).

Average snowfall
Fallston, MD

Average snowfall - Fallston, MD

The month with the highest snowfall is March (2.87").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days
Fallston, MD

Average snowfall days - Fallston, MD

The months with the highest number of snowfall days are January and February (5.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Fallston, MD

Average daylight / Average sunshine - Fallston, 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 48min).

Average sunshine days
Fallston, MD

Average sunshine days - Fallston, MD

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (11.7 days).

Average UV index
Fallston, MD

Average UV index - Fallston, 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
Fallston, MD

Average visibility - Fallston, MD

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

Fallston, Maryland, USA

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