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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 another cold winter month in Arnold, Maryland, with an average temperature ranging between max 39.6°F (4.2°C) and min 28.4°F (-2°C). January is the coldest month of the year, registering average temperatures as high as 39.6°F (4.2°C) and as low as 28.4°F (-2°C). Weather in January »
Weather in February
The last month of the winter, February, is a chilly month in Arnold, Maryland, with an average temperature ranging between max 43.2°F (6.2°C) and min 30.7°F (-0.7°C). A minor adjustment in Arnold's average high-temperature is noted with the start of February, touching a chilly 43.2°F (6.2°C) from January's 39.6°F (4.2°C). Weather in February »
Weather in March
March, the first month of the spring in Arnold, is a fresh month, with temperature in the range of an average high of 50.7°F (10.4°C) and an average low of 37.8°F (3.2°C). Entering March, Arnold notices a subtle temperature elevation, with the average high-temperature advancing from February's frosty 43.2°F (6.2°C) to a fresh 50.7°F (10.4°C). Weather in March »
Weather in April
April is a refreshing spring month in Arnold, Maryland, with an average temperature ranging between min 47.5°F (8.6°C) and max 62.8°F (17.1°C). Arnold's transition into April brings a rise in the average high-temperature, moving 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 Arnold, is a pleasant month, with an average temperature ranging between max 72.1°F (22.3°C) and min 57.2°F (14°C). The arrival of May sees a shift in the average high-temperature, moving from a comfortable 62.8°F (17.1°C) in April to a pleasant 72.1°F (22.3°C). Weather in May »
Weather in June
June, the first month of the summer in Arnold, is a moderately hot month, with temperature in the range of an average low of 65.7°F (18.7°C) and an average high of 80.2°F (26.8°C). June's onset brings a minor rise in the average high-temperature, moving from an agreeable 72.1°F (22.3°C) in May to a warm 80.2°F (26.8°C). Weather in June »
Weather in July
July, like June, in Arnold, Maryland, is another warm summer month, with an average temperature ranging between min 70.7°F (21.5°C) and max 85.6°F (29.8°C). July, marked by an average high-temperature of 85.6°F (29.8°C) and a low-temperature of 70.7°F (21.5°C), is the warmest month. The heat index value for July is calculated to be a sweltering 95°F (35°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Arnold, Maryland, with an average temperature varying between 69.1°F (20.6°C) and 83.7°F (28.7°C). Entering August, the average high-temperature is recorded at a still warm 83.7°F (28.7°C), exhibiting a minimal shift from July's 85.6°F (29.8°C). Weather in August »
Weather in September
September, the first month of the autumn in Arnold, is still a warm month, with temperature in the range of an average high of 77.4°F (25.2°C) and an average low of 63.3°F (17.4°C). The shift from August to September includes a small decrease in the average high-temperature, from a moderately hot 83.7°F (28.7°C) to a still warm 77.4°F (25.2°C). Weather in September »
Weather in October
October, the same as September, is another refreshing autumn month in Arnold, Maryland, with temperature in the range of an average low of 52.9°F (11.6°C) and an average high of 65.5°F (18.6°C). In Arnold, the average high-temperature in October drops from a moderately hot 77.4°F (25.2°C) in September to an enjoyable 65.5°F (18.6°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Arnold, Maryland, with an average temperature varying between 53.8°F (12.1°C) and 41.4°F (5.2°C). As October transitions into November, Arnold sees a drop in the average high-temperature, transitioning from an enjoyable 65.5°F (18.6°C) to a fresh 53.8°F (12.1°C). Weather in November »
Weather in December
December, the first month of the winter in Arnold, is still a chilly month, with an average temperature fluctuating between 45.5°F (7.5°C) and 34.7°F (1.5°C). With the beginning of December, the average high-temperature shows a small decrease, transitioning from a fresh 53.8°F (12.1°C) in November to a chilly 45.5°F (7.5°C). Weather in December »
[Resources]Frequently asked questions
What part of the year is the coldest in Arnold?
January is the coldest month, with the temperature often reaching an average high of 39.6°F (4.2°C) and an average low of 28.4°F (-2°C).
What is the least humid month in Arnold?
The months with the lowest humidity in Arnold are January, March, April and November, with an average relative humidity of 72%.
How many days does it rain in Arnold?
Throughout the year, in Arnold, Maryland, there are 155.7 rainfall days, and 31.22" (793mm) of precipitation is accumulated.
When does it snow in Arnold?
January through April, November and December are months with snowfall in Arnold, Maryland.
When does it snow the most in Arnold?
The month with the most snowfall in Arnold, Maryland, is January, when snow falls for 4.4 days and typically aggregates up to 2.05" (52mm) of snow.
How many days does it snow in Arnold?
In Arnold, Maryland, 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 in Arnold?
January, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the month with the least sunshine in Arnold?
The month with the least sunshine in Arnold, Maryland, is February, with an average of 5.1h of sunshine.
When is Daylight Saving Time (DST) in Arnold?
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 Arnold?
The most humid month in Arnold, Maryland, is May, with an average relative humidity of 78%.
When it does not snow in Arnold?
In Arnold, snow does not fall in May through October.
When is the highest UV index in Arnold?
The months with the highest UV index in Arnold, Maryland, are May through August, with an average maximum UV index of 6.
When are the longest days in Arnold?
The month with the longest days in Arnold, Maryland, is June, with an average of 14h and 54min of daylight.
What is the warmest month in Arnold?
Arnold registers the average highest temperatures during July, with peaks of 85.6°F (29.8°C) and lows of 70.7°F (21.5°C).
What month has the most sunshine in Arnold?
The month with the most sunshine in Arnold, Maryland, is July, with an average of 10.9h of sunshine.
What is the wettest month in Arnold?
August is the month with the most rainfall in Arnold. Rain falls for 13.9 days and accumulates 3.54" (90mm) of precipitation.
What is the driest month in Arnold?
September is the month with the least rainfall. Rain falls for 11.8 days and accumulates 1.89" (48mm) of precipitation.
What is the month with the shortest days in Arnold?
The month with the shortest days in Arnold, Maryland, is December, with an average of 9h and 30min of daylight.
Average temperature
Arnold, 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
Arnold, MD
- Average pressure in January:
30.1"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:
30.03"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
Arnold, MD
- Average wind speed in January:
9.3mph - Average wind speed in February:
9.3mph - Average wind speed in March:
9.4mph - Average wind speed in April:
9.1mph - Average wind speed in May:
7.5mph - Average wind speed in June:
7mph
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
Arnold, 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
Arnold, MD
- Average rainfall in January:
2.01" - Average rainfall in February:
2.36" - Average rainfall in March:
2.48" - Average rainfall in April:
2.6" - Average rainfall in May:
2.87" - Average rainfall in June:
2.6"
- Average rainfall in July:
3.23" - Average rainfall in August:
3.54" - Average rainfall in September:
1.89" - Average rainfall in October:
2.64" - Average rainfall in November:
2.17" - Average rainfall in December:
2.83"
The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days
Arnold, MD
- Average rainfall days in January:
9.9 days - Average rainfall days in February:
10.8 days - Average rainfall days in March:
14.3 days - Average rainfall days in April:
15.7 days - Average rainfall days in May:
17.5 days - Average rainfall days in June:
14.2 days
- Average rainfall days in July:
15.5 days - Average rainfall days in August:
13.9 days - Average rainfall days in September:
11.8 days - Average rainfall days in October:
11.3 days - Average rainfall days in November:
9.4 days - Average rainfall days in December:
11.4 days
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
Arnold, 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
Arnold, MD
- Average snowfall days in January:
4.4 days - Average snowfall days in February:
4.2 days - Average snowfall days in March:
2.4 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:
0.5 days - Average snowfall days in December:
2.4 days
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
Arnold, 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 2min - 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 1min - 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 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: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days
Arnold, MD
- Average sunshine days in January:
17.5 days - Average sunshine days in February:
13.9 days - Average sunshine days in March:
13.8 days - Average sunshine days in April:
12.8 days - Average sunshine days in May:
10.8 days - Average sunshine days in June:
14 days
- Average sunshine days in July:
13.8 days - Average sunshine days in August:
15.3 days - Average sunshine days in September:
16.4 days - Average sunshine days in October:
17.5 days - Average sunshine days in November:
18.7 days - Average sunshine days in December:
16.9 days
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
Arnold, 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
Arnold, MD
The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility
Arnold, 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).
Arnold, Maryland, USA
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