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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, in Grasonville, Maryland, is an icy winter month, with temperature in the range of an average high of 40.1°F (4.5°C) and an average low of 29.5°F (-1.4°C). January is the coldest month of the year, registering average temperatures as high as 40.1°F (4.5°C) and as low as 29.5°F (-1.4°C). Weather in January »
Weather in February
The last month of the winter, February, is a frosty month in Grasonville, Maryland, with an average temperature varying between 43.3°F (6.3°C) and 31.5°F (-0.3°C). The arrival of February coincides with an average high-temperature of a frosty 43.3°F (6.3°C), indicating a minimal shift from January's 40.1°F (4.5°C). Weather in February »
Weather in March
March, the first month of the spring in Grasonville, is a cool month, with an average temperature ranging between max 50.4°F (10.2°C) and min 37.8°F (3.2°C). The shift into March brings a slight increase in the average high-temperature, moving from a chilly 43.3°F (6.3°C) in February to a fresh 50.4°F (10.2°C). Weather in March »
Weather in April
April is an enjoyable spring month in Grasonville, Maryland, with an average temperature ranging between min 48°F (8.9°C) and max 61.5°F (16.4°C). The rise of average high-temperatures is seen in April, with an increase from a cool 50.4°F (10.2°C) in March to a refreshing 61.5°F (16.4°C). Weather in April »
Weather in May
May, the last month of the spring in Grasonville, is an agreeable month, with temperature in the range of an average low of 57.6°F (14.2°C) and an average high of 70.9°F (21.6°C). Grasonville's transition into May is marked by a rise in the average high-temperature, advancing from a refreshing 61.5°F (16.4°C) in April to a pleasant 70.9°F (21.6°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Grasonville, Maryland, with an average temperature ranging between max 79.3°F (26.3°C) and min 66°F (18.9°C). As May gives way to June, the average high-temperature displays a slight ascent, adjusting from a pleasant 70.9°F (21.6°C) to a warm 79.3°F (26.3°C). Weather in June »
Weather in July
July, like June, in Grasonville, Maryland, is a moderately hot summer month, with an average temperature fluctuating between 71.2°F (21.8°C) and 84.4°F (29.1°C). The warmest temperatures occur during July, when averages reach a peak of 84.4°F (29.1°C) and a low of 71.2°F (21.8°C). July's mean heat index is computed to be a tropical 93.2°F (34°C). Weather in July »
Weather in August
August, the last month of the summer in Grasonville, is another warm month, with temperature in the range of an average high of 82.6°F (28.1°C) and an average low of 69.6°F (20.9°C). Grasonville sees the arrival of August with an average high-temperature of a still moderately hot 82.6°F (28.1°C), indicating a subtle variation from July. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Grasonville, Maryland, with an average temperature ranging between min 63.5°F (17.5°C) and max 77.4°F (25.2°C). Grasonville's shift into September is marked by a subtle change to a still moderately hot 77.4°F (25.2°C) from August's 82.6°F (28.1°C) in temperature. Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Grasonville, Maryland, with an average temperature ranging between min 54.3°F (12.4°C) and max 66°F (18.9°C). With October's onset, the weather shows a temperature decrease, transitioning from a warm 77.4°F (25.2°C) in September to a refreshing 66°F (18.9°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Grasonville, Maryland, with an average temperature varying between 54.5°F (12.5°C) and 42.8°F (6°C). A change in temperatures is noted as October gives way to November, with average highs reducing from an enjoyable 66°F (18.9°C) to a fresh 54.5°F (12.5°C). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in Grasonville, Maryland, with temperature in the range of an average high of 46.2°F (7.9°C) and an average low of 36.3°F (2.4°C). December is characterized by a slight reduction in average high-temperature, easing from a fresh 54.5°F (12.5°C) in November to a chilly 46.2°F (7.9°C). Weather in December »
Updated: Aug 9, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
January, known for its average high temperature of 40.1°F (4.5°C) and an average low temperature of 29.5°F (-1.4°C), is the coldest month.
What are the least humid months?
The months with the lowest humidity are January and November, with an average relative humidity of 73%.
How many days does it rain?
In Grasonville, during the entire year, the rain falls for 159 days and collects up to 32.36" (822mm) of precipitation.
When does it snow?
Months with snowfall are January through April, November and December.
When does it snow the most?
January is the month with the most snowfall. Snow falls for 4.2 days and accumulates 1.42" (36mm) of snow.
How many days does it snow?
In Grasonville, during the entire year, snow falls for 11.4 days and aggregates up to 4.13" (105mm) of snow.
What are the months with the lowest UV index?
The months with the lowest UV index are January 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 5h 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 is the most humid month?
May is the most humid month, with an average relative humidity of 79%.
When it does not snow?
May through October are months without snowfall.
What are the months 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?
With an average of 14h and 54min of daylight, June has the longest days of the year.
What is the warmest month?
July is the warmest month, with an average high-temperature of 84.4°F (29.1°C) and an average low-temperature of 71.2°F (21.8°C).
What is the rainiest month?
July is the month with the most rainfall. Rain falls for 16.8 days and accumulates 3.31" (84mm) of precipitation.
What month has the most sunshine?
The month with the most sunshine in Grasonville is July, with an average of 10.9h of sunshine.
What is the driest month?
September is the month with the least rainfall. Rain falls for 12.5 days and accumulates 1.89" (48mm) of precipitation.
What is the month with the shortest days in Grasonville?
With an average of 9h and 30min of daylight, December has the shortest days of the year.
Average temperature
Grasonville, MD
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (40.1°F).
The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).
Average pressure
Grasonville, MD
- Average pressure in January:
30.1"Hg - Average pressure in February:
30.07"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.99"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.94"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.13"Hg - Average pressure in December:
30.11"Hg
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
Grasonville, MD
- Average wind speed in January:
10mph - Average wind speed in February:
10.1mph - Average wind speed in March:
10.1mph - Average wind speed in April:
9.9mph - Average wind speed in May:
8.1mph - Average wind speed in June:
7.6mph
- Average wind speed in July:
6.6mph - Average wind speed in August:
6.6mph - Average wind speed in September:
7.4mph - Average wind speed in October:
8.8mph - Average wind speed in November:
9.2mph - Average wind speed in December:
9.2mph
The windiest months (with the highest average wind speed) are February and March (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).
Average humidity
Grasonville, MD
The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January and November (73%).
Average rainfall
Grasonville, MD
- Average rainfall in January:
2.05" - Average rainfall in February:
2.4" - Average rainfall in March:
2.6" - Average rainfall in April:
2.76" - Average rainfall in May:
2.91" - Average rainfall in June:
3.19"
- Average rainfall in July:
3.31" - Average rainfall in August:
3.19" - Average rainfall in September:
1.89" - Average rainfall in October:
3.11" - Average rainfall in November:
2.05" - Average rainfall in December:
2.91"
The wettest month (with the highest rainfall) is July (3.31").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days
Grasonville, MD
- Average rainfall days in January:
9.3 days - Average rainfall days in February:
10.9 days - Average rainfall days in March:
13.7 days - Average rainfall days in April:
15.3 days - Average rainfall days in May:
18.1 days - Average rainfall days in June:
15.6 days
- Average rainfall days in July:
16.8 days - Average rainfall days in August:
14 days - Average rainfall days in September:
12.5 days - Average rainfall days in October:
12.6 days - Average rainfall days in November:
8.8 days - Average rainfall days in December:
11.4 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is November (8.8 days).
Average snowfall
Grasonville, MD
The month with the highest snowfall is January (1.42").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Grasonville, MD
- Average snowfall days in January:
4.2 days - Average snowfall days in February:
3 days - Average snowfall days in March:
2.1 days - Average snowfall days in April:
0.1 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0.3 days - Average snowfall days in December:
1.7 days
The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Grasonville, MD
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 1min - Average daylight in December:
9h and 3min
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).
- Average sunshine in January:
5h and 2min - Average sunshine in February:
5h and 0min - Average sunshine in March:
6h and 5min - Average sunshine in April:
8h and 5min - Average sunshine in May:
9h and 1min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 3min - Average sunshine in September:
9h and 2min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 5min - Average sunshine in December:
5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days
Grasonville, MD
- Average sunshine days in January:
18.2 days - Average sunshine days in February:
14.6 days - Average sunshine days in March:
14.2 days - Average sunshine days in April:
13.2 days - Average sunshine days in May:
11.1 days - Average sunshine days in June:
12.6 days
- Average sunshine days in July:
12.3 days - Average sunshine days in August:
15.2 days - Average sunshine days in September:
16.2 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
19.4 days - Average sunshine days in December:
17.4 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is May (11.1 days).
Average UV index
Grasonville, 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 cloud cover
Grasonville, MD
The months with the most cloud cover are February, March and December (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility
Grasonville, 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).
Grasonville, Maryland, USA
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