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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, the same as December, is an icy winter month in Rosaryville, Maryland, with an average temperature ranging between max 40.1°F (4.5°C) and min 28.2°F (-2.1°C). January, on average, is the coldest month, registering a high temperature of 40.1°F (4.5°C) and a low of 28.2°F (-2.1°C). Weather in January »
Weather in February
The last month of the winter, February, is a chilly month in Rosaryville, Maryland, with an average temperature ranging between min 30.9°F (-0.6°C) and max 44.6°F (7°C). Rosaryville's weather in February indicates an average high-temperature of a frosty 44.6°F (7°C), nearly consistent with the 40.1°F (4.5°C) of January. Weather in February »
Weather in March
March, the first month of the spring in Rosaryville, is a cool month, with an average temperature fluctuating between 37.9°F (3.3°C) and 52.3°F (11.3°C). Rosaryville's transition into March is marked by a minor temperature shift, moving from a frosty 44.6°F (7°C) in February to a cool 52.3°F (11.3°C). Weather in March »
Weather in April
April is a refreshing spring month in Rosaryville, Maryland, with temperature in the range of an average low of 47.7°F (8.7°C) and an average high of 64.4°F (18°C). As Rosaryville transitions into April, a rise in the average high-temperature is observed, moving from a cool 52.3°F (11.3°C) in March to a comfortable 64.4°F (18°C). Weather in April »
Weather in May
The last month of the spring, May, is a moderately hot month in Rosaryville, Maryland, with an average temperature ranging between max 73.6°F (23.1°C) and min 57°F (13.9°C). An escalation in the average high-temperature is seen with the onset of May, moving from a comfortable 64.4°F (18°C) in April to a warm 73.6°F (23.1°C). Weather in May »
Weather in June
June, the first month of the summer in Rosaryville, is also a moderately hot month, with an average temperature varying between 81.5°F (27.5°C) and 64.9°F (18.3°C). In June, the meteorological conditions subtly change with the average high-temperature edging from 73.6°F (23.1°C) in May to a still warm 81.5°F (27.5°C). Weather in June »
Weather in July
July in Rosaryville, Maryland, is a hot summer month, with temperature in the range of an average low of 69.8°F (21°C) and an average high of 86.7°F (30.4°C). Temperature readings reach their annual highs in July, averaging 86.7°F (30.4°C) and a minimum average of 69.8°F (21°C). During July, the heat index is evaluated at a fiery hot 98.6°F (37°C). Weather in July »
Weather in August
August, the last month of the summer in Rosaryville, is also a moderately hot month, with an average temperature varying between 84.6°F (29.2°C) and 68.5°F (20.3°C). August's arrival shows an average high-temperature of a moderately hot 84.6°F (29.2°C), hardly different from the previous month. Weather in August »
Weather in September
September, the first month of the autumn in Rosaryville, is also a moderately hot month, with an average temperature ranging between min 63°F (17.2°C) and max 78.3°F (25.7°C). September implies a soft temperature shift, with average high-temperatures reducing from August's 84.6°F (29.2°C) to a still moderately hot 78.3°F (25.7°C). Weather in September »
Weather in October
October, the same as September, is another refreshing autumn month in Rosaryville, Maryland, with temperature in the range of an average low of 52.2°F (11.2°C) and an average high of 66.2°F (19°C). As September transitions to October, the average high-temperature falls from a moderately hot 78.3°F (25.7°C) to a refreshing 66.2°F (19°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Rosaryville, Maryland, with an average temperature varying between 54.5°F (12.5°C) and 40.6°F (4.8°C). November brings a minor decrease, with the average high-temperature reducing from a comfortable 66.2°F (19°C) in October to a cool 54.5°F (12.5°C). Weather in November »
Weather in December
December, the first month of the winter in Rosaryville, is also a frosty month, with an average temperature varying between 45.7°F (7.6°C) and 34.7°F (1.5°C). In Rosaryville, entering December brings a subtle temperature decrement, reducing from November's fresh 54.5°F (12.5°C) to a frosty 45.7°F (7.6°C). Weather in December »
Updated: Jul 15, 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 are the coldest months?
In Rosaryville, January registers the lowest temperatures, averaging 40.1°F (4.5°C) at the peak and 28.2°F (-2.1°C) at the lowest.
What are the least humid months?
January, March and April, with an average relative humidity of 72%, are the least humid months.
What is the driest month?
The month with the least rainfall is January, when the rain falls for 9.4 days and typically collects 2.05" (52mm) of precipitation.
How much does it rain?
In Rosaryville, during the entire year, the rain falls for 164.8 days and collects up to 32.87" (835mm) 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 4.6 days and accumulates 2.76" (70mm) of snow.
How many days does it snow?
Throughout the year, there are 15.1 snowfall days, and 8.5" (216mm) of snow is accumulated.
What are the months with the lowest UV index?
The months with the lowest UV index in Rosaryville are January, November and December, with an average maximum UV index of 2.
What is the month with the least sunshine?
With an average of 5.1h of sunshine, February has the least sunshine of the year.
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 in Rosaryville?
The most humid month is May, with an average relative humidity of 77%.
When it does not snow?
May through October are months without snowfall.
What is the month with the highest UV index?
May through August, with an average maximum UV index of 6, are months with the highest UV index.
When are the longest days?
June has the longest days of the year, with an average of 14h and 48min of daylight.
What is the hottest time of year?
With average high temperatures of 86.7°F (30.4°C) and lows of 69.8°F (21°C), July is the warmest month.
What month has the most sunshine?
The month with the most sunshine is July, with an average of 11h of sunshine.
What is the rainiest month in Rosaryville?
The month with the most rainfall is August, when the rain falls for 17.3 days and typically aggregates up to 3.94" (100mm) of precipitation.
What is the month with the shortest days in Rosaryville?
December has the shortest days of the year in Rosaryville, with an average of 9h and 30min of daylight.
Average temperature
Rosaryville, MD
The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (40.1°F).
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.2°F).
Average pressure
Rosaryville, MD
- Average pressure in January:
30.11"Hg - Average pressure in February:
30.07"Hg - Average pressure in March:
30.08"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:
29.97"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.11"Hg
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
Rosaryville, MD
- Average wind speed in January:
8.3mph - Average wind speed in February:
8.3mph - Average wind speed in March:
8.5mph - Average wind speed in April:
8.3mph - Average wind speed in May:
6.8mph - Average wind speed in June:
6.2mph
- Average wind speed in July:
5.4mph - Average wind speed in August:
5.4mph - Average wind speed in September:
6.2mph - Average wind speed in October:
7.3mph - Average wind speed in November:
7.6mph - Average wind speed in December:
7.6mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.4mph).
Average humidity
Rosaryville, MD
The month with the highest relative humidity is May (77%).
The months with the lowest relative humidity are January, March and April (72%).
Average rainfall
Rosaryville, MD
- Average rainfall in January:
2.05" - Average rainfall in February:
2.17" - Average rainfall in March:
2.44" - Average rainfall in April:
2.76" - Average rainfall in May:
3.03" - Average rainfall in June:
2.91"
- Average rainfall in July:
3.62" - Average rainfall in August:
3.94" - Average rainfall in September:
2.36" - Average rainfall in October:
2.8" - Average rainfall in November:
2.13" - Average rainfall in December:
2.68"
The wettest month (with the highest rainfall) is August (3.94").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days
Rosaryville, MD
- Average rainfall days in January:
9.4 days - Average rainfall days in February:
10.4 days - Average rainfall days in March:
14.5 days - Average rainfall days in April:
15.8 days - Average rainfall days in May:
17.7 days - Average rainfall days in June:
15.8 days
- Average rainfall days in July:
17.8 days - Average rainfall days in August:
17.3 days - Average rainfall days in September:
13.9 days - Average rainfall days in October:
12.3 days - Average rainfall days in November:
8.8 days - Average rainfall days in December:
11.1 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (8.8 days).
Average snowfall
Rosaryville, MD
The month with the highest snowfall is January (2.76").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Rosaryville, MD
- Average snowfall days in January:
4.6 days - Average snowfall days in February:
4.3 days - Average snowfall days in March:
2.9 days - Average snowfall days in April:
0.3 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:
0.5 days - Average snowfall days in December:
2.5 days
The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Rosaryville, 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 48min).
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 1min - Average sunshine in March:
6h and 5min - Average sunshine in April:
9h and 0min - Average sunshine in May:
9h and 1min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
11h and 0min - Average sunshine in August:
10h and 2min - Average sunshine in September:
9h and 1min - 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: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days
Rosaryville, MD
- Average sunshine days in January:
18.1 days - Average sunshine days in February:
14.2 days - Average sunshine days in March:
13.8 days - Average sunshine days in April:
12.3 days - Average sunshine days in May:
11.7 days - Average sunshine days in June:
11.6 days
- Average sunshine days in July:
10.8 days - Average sunshine days in August:
11.7 days - Average sunshine days in September:
14.7 days - Average sunshine days in October:
17.3 days - Average sunshine days in November:
19.5 days - Average sunshine days in December:
16.7 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (10.8 days).
Average UV index
Rosaryville, 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, November and December (UV index 2).
Average cloud cover
Rosaryville, MD
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility
Rosaryville, 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).
Rosaryville, Maryland, USA
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