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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 Northbrook, Maryland, with an average temperature fluctuating between 36.9°F (2.7°C) and 23.9°F (-4.5°C). January, having an average high-temperature of 36.9°F (2.7°C) and an average low-temperature of 23.9°F (-4.5°C), is the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Northbrook, is another cold month, with an average temperature fluctuating between 40.5°F (4.7°C) and 26.1°F (-3.3°C). With the advent of February, Northbrook's high-temperatures adjust to a still wintry 40.5°F (4.7°C), closely aligning with the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Northbrook, Maryland, with temperature in the range of an average low of 33.4°F (0.8°C) and an average high of 49.3°F (9.6°C). As February transitions into March, a subtle temperature shift is observed, with average highs adjusting from a wintry 40.5°F (4.7°C) to a frosty 49.3°F (9.6°C). Weather in March »
Weather in April
April is an enjoyable spring month in Northbrook, Maryland, with an average temperature ranging between min 43.2°F (6.2°C) and max 61.5°F (16.4°C). The commencement of April sees a shift in the average high-temperature, moving from a frosty 49.3°F (9.6°C) in March to an enjoyable 61.5°F (16.4°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Northbrook, Maryland, with temperature in the range of an average high of 71.2°F (21.8°C) and an average low of 53.1°F (11.7°C). As Northbrook transitions into May, the average high-temperature is observed to rise from an enjoyable 61.5°F (16.4°C) in April to a pleasant 71.2°F (21.8°C). Weather in May »
Weather in June
June, the first month of the summer in Northbrook, is a moderately hot month, with temperature in the range of an average low of 60.6°F (15.9°C) and an average high of 78.4°F (25.8°C). June signals a minor shift in the average high-temperature, moving from May's agreeable 71.2°F (21.8°C) to a warm 78.4°F (25.8°C). Weather in June »
Weather in July
July, like June, in Northbrook, Maryland, is a moderately hot summer month, with temperature in the range of an average low of 65.7°F (18.7°C) and an average high of 83.8°F (28.8°C). The warmest month is July, with an average high-temperature of 83.8°F (28.8°C) and an average low-temperature of 65.7°F (18.7°C). For July, the heat index is computed to be a hot 91.4°F (33°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Northbrook, Maryland, with temperature in the range of an average low of 63.5°F (17.5°C) and an average high of 81.7°F (27.6°C). The average high-temperature during August registers at a still warm 81.7°F (27.6°C), closely corresponding to the preceding month. Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Northbrook, Maryland, with an average temperature ranging between max 75°F (23.9°C) and min 57°F (13.9°C). As September begins, there is a minor decrease in the average high-temperature, softly falling from a warm 81.7°F (27.6°C) in August to a still moderately hot 75°F (23.9°C). Weather in September »
Weather in October
October, like September, in Northbrook, Maryland, is another enjoyable autumn month, with temperature in the range of an average high of 63.5°F (17.5°C) and an average low of 47.7°F (8.7°C). Welcoming October, Northbrook observes a shift in the average high-temperature, falling from September's warm 75°F (23.9°C) to an enjoyable 63.5°F (17.5°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Northbrook, Maryland, with an average temperature fluctuating between 51.3°F (10.7°C) and 36.1°F (2.3°C). Northbrook observes a minor decrease in the average high-temperature with the arrival of November, falling from October's comfortable 63.5°F (17.5°C) to a cool 51.3°F (10.7°C). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in Northbrook, Maryland, with an average temperature ranging between min 30.4°F (-0.9°C) and max 42.8°F (6°C). Northbrook's December weather shows a modest shift in high-temperatures, falling from November's fresh 51.3°F (10.7°C) to a chilly 42.8°F (6°C). Weather in December »
Updated: Jun 4, 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?
With average high and low temperatures of 36.9°F (2.7°C) and 23.9°F (-4.5°C) respectively, January is Northbrook's coldest month.
What are the least humid months in Northbrook?
January, April, July and November, with an average relative humidity of 76%, are the least humid months.
How many days does it rain?
Throughout the year, there are 158.9 rainfall days, and 32.68" (830mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through April, October through December.
How many days does it snow?
Throughout the year, there are 23.9 snowfall days, and 13.31" (338mm) of snow is accumulated.
What are the months with the least sunshine?
The months with the least sunshine are January and February, with an average of 4.6h of sunshine.
When is 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 driest month?
The month with the least rainfall is February, when the rain falls for 8.6 days and typically collects 2.13" (54mm) of precipitation.
When does it snow the most?
March is the month with the most snowfall. Snow falls for 4.9 days and accumulates 4.06" (103mm) 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 most humid month?
With an average relative humidity of 81%, May is the most humid month in Northbrook.
When it does not snow?
In Northbrook, snow does not fall in May through September.
When is 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?
The month with the longest days is June, with an average of 14h and 54min of daylight.
What is the hottest time of year?
July is Northbrook's warmest month, registering average high temperatures of 83.8°F (28.8°C) and lows of 65.7°F (18.7°C).
What month has the most sunshine?
With an average of 10.4h of sunshine, July has the most sunshine of the year.
What is the wettest month?
August is the month with the most rainfall. Rain falls for 16.7 days and accumulates 3.9" (99mm) of precipitation.
What is the month with the shortest days?
With an average of 9h and 24min of daylight, December has the shortest days of the year.
Average temperature
Northbrook, MD
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (36.9°F).
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).
Average pressure
Northbrook, 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:
30"Hg - Average pressure in September:
30.06"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
Northbrook, MD
- Average wind speed in January:
8.7mph - Average wind speed in February:
8.8mph - Average wind speed in March:
8.8mph - Average wind speed in April:
8.6mph - Average wind speed in May:
6.8mph - Average wind speed in June:
6.2mph
- Average wind speed in July:
5.3mph - Average wind speed in August:
5.2mph - Average wind speed in September:
5.9mph - Average wind speed in October:
7.1mph - Average wind speed in November:
7.6mph - Average wind speed in December:
8.1mph
The windiest months (with the highest average wind speed) are February and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity
Northbrook, MD
The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are January, April, July and November (76%).
Average rainfall
Northbrook, MD
- Average rainfall in January:
2.2" - Average rainfall in February:
2.13" - Average rainfall in March:
2.36" - Average rainfall in April:
2.64" - Average rainfall in May:
3.35" - Average rainfall in June:
2.52"
The wettest month (with the highest rainfall) is August (3.9").
The driest month (with the least rainfall) is February (2.13").
Average rainfall days
Northbrook, MD
- Average rainfall days in January:
8.4 days - Average rainfall days in February:
8.6 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
15.5 days - Average rainfall days in May:
17.5 days - Average rainfall days in June:
15.1 days
- Average rainfall days in July:
17.4 days - Average rainfall days in August:
16.7 days - Average rainfall days in September:
13.8 days - Average rainfall days in October:
12.6 days - Average rainfall days in November:
9.5 days - Average rainfall days in December:
11 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (8.4 days).
Average snowfall
Northbrook, MD
The month with the highest snowfall is March (4.06").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Northbrook, MD
- Average snowfall days in January:
6.9 days - Average snowfall days in February:
6.6 days - Average snowfall days in March:
4.9 days - Average snowfall days in April:
0.6 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:
0.2 days - Average snowfall days in November:
0.8 days - Average snowfall days in December:
3.9 days
The month with the highest number of snowfall days is January (6.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Northbrook, MD
- Average daylight in January:
9h and 4min - Average daylight in February:
10h and 4min - 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 0min - Average daylight in December:
9h and 2min
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).
- Average sunshine in January:
4h and 4min - Average sunshine in February:
4h and 4min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 2min - Average sunshine in May:
8h and 1min - Average sunshine in June:
9h and 5min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
9h and 5min - Average sunshine in September:
8h and 4min - Average sunshine in October:
5h and 2min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).
Average sunshine days
Northbrook, MD
- Average sunshine days in January:
16.9 days - Average sunshine days in February:
13.7 days - Average sunshine days in March:
13.2 days - Average sunshine days in April:
13.3 days - Average sunshine days in May:
11.7 days - Average sunshine days in June:
13 days
- Average sunshine days in July:
11.6 days - Average sunshine days in August:
12.7 days - Average sunshine days in September:
14.8 days - Average sunshine days in October:
16.4 days - Average sunshine days in November:
18.6 days - Average sunshine days in December:
17.1 days
The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is July (11.6 days).
Average UV index
Northbrook, 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 cloud cover
Northbrook, MD
The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility
Northbrook, MD
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Northbrook, Maryland, USA
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