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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 Merchantville, New Jersey, with an average temperature varying between 25.5°F (-3.6°C) and 37.8°F (3.2°C). In Merchantville, January is the coldest month, with temperatures averaging a high of 37.8°F (3.2°C) and a low of 25.5°F (-3.6°C). Weather in January »
Weather in February
The last month of the winter, February, is another cold month in Merchantville, New Jersey, with temperature in the range of an average high of 41.5°F (5.3°C) and an average low of 27.9°F (-2.3°C). With the start of February, Merchantville measures an average high-temperature of a still wintry 41.5°F (5.3°C), not significantly differing from January's 37.8°F (3.2°C). Weather in February »
Weather in March
March, the first month of the spring in Merchantville, is a frosty month, with an average temperature varying between 35.2°F (1.8°C) and 49.8°F (9.9°C). Merchantville observes a slight uplift in the average high-temperature with the onset of March, adjusting from February's icy 41.5°F (5.3°C) to a frosty 49.8°F (9.9°C). Weather in March »
Weather in April
April is a refreshing spring month in Merchantville, New Jersey, with an average temperature varying between 45.1°F (7.3°C) and 61.9°F (16.6°C). April brings a temperature increase, with average high-temperatures moving from March's frosty 49.8°F (9.9°C) to an enjoyable 61.9°F (16.6°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Merchantville, New Jersey, with an average temperature ranging between min 55°F (12.8°C) and max 72.1°F (22.3°C). Merchantville sees an increase in the average high-temperature with the arrival of May, moving from April's refreshing 61.9°F (16.6°C) to a pleasant 72.1°F (22.3°C). Weather in May »
Weather in June
June, the first month of the summer in Merchantville, is a warm month, with an average temperature ranging between max 80.2°F (26.8°C) and min 63.3°F (17.4°C). The shift into June brings a slight increase in the average high-temperature, moving from an agreeable 72.1°F (22.3°C) in May to a moderately hot 80.2°F (26.8°C). Weather in June »
Weather in July
July is a tropical summer month in Merchantville, New Jersey, with an average temperature fluctuating between 86.5°F (30.3°C) and 69.4°F (20.8°C). Merchantville experiences its highest temperatures in July, with an average peak of 86.5°F (30.3°C) and a low of 69.4°F (20.8°C). July's mean heat index is estimated at a very hot 96.8°F (36°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Merchantville, New Jersey, with an average temperature fluctuating between 68.5°F (20.3°C) and 84.2°F (29°C). As August takes its course, Merchantville's average high-temperature registers at a moderately hot 84.2°F (29°C), closely aligning with the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Merchantville, is also a moderately hot month, with temperature in the range of an average low of 61.3°F (16.3°C) and an average high of 77°F (25°C). With the beginning of September, the average high-temperature shows a small decrease, transitioning from 84.2°F (29°C) in August to a still moderately hot 77°F (25°C). Weather in September »
Weather in October
October, like September, in Merchantville, New Jersey, is another refreshing autumn month, with an average temperature fluctuating between 65.3°F (18.5°C) and 50.9°F (10.5°C). The move into October indicates a reduction in the average high-temperature, down from September's moderately hot 77°F (25°C) to an enjoyable 65.3°F (18.5°C). Weather in October »
Weather in November
November, the last month of the autumn in Merchantville, is also a fresh month, with an average temperature ranging between min 39.4°F (4.1°C) and max 53.2°F (11.8°C). Stepping into November, Merchantville observes a temperature decline, with the average high falling from October's enjoyable 65.3°F (18.5°C) to a cool 53.2°F (11.8°C). Weather in November »
Weather in December
December, the first month of the winter in Merchantville, is still a chilly month, with an average temperature varying between 32.9°F (0.5°C) and 44.2°F (6.8°C). The shift to December brings a decrease in the average high-temperature, falling from a cool 53.2°F (11.8°C) in November to a chilly 44.2°F (6.8°C). Weather in December »
Updated: Aug 16, 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?
January, having an average high-temperature of 37.8°F (3.2°C) and an average low-temperature of 25.5°F (-3.6°C), is the coldest month.
What is the driest month?
January is the month with the least rainfall. Rain falls for 6.8 days and accumulates 0.67" (17mm) of precipitation.
How much does it rain?
In Merchantville, New Jersey, during the entire year, the rain falls for 121.5 days and collects up to 12.44" (316mm) of precipitation.
When does it snow?
January through May, November and December are months with snowfall in Merchantville.
How many days does it snow?
Throughout the year, in Merchantville, there are 10.3 snowfall days, and 2.36" (60mm) 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 snowiest month?
The month with the most snowfall is February, when snow falls for 3 days and typically aggregates up to 0.79" (20mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine in Merchantville is February, with an average of 4.8h 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 least humid month?
April is the least humid month, with an average relative humidity of 70%.
What are the months with the highest UV index in Merchantville?
May through August, with an average maximum UV index of 6, are months with the highest UV index.
When it does not snow?
June through October are months without snowfall.
When are the longest days?
With an average of 15h and 0min of daylight, June has the longest days of the year.
What is the hottest time of year in Merchantville?
With its average high temperature of 86.5°F (30.3°C) and a low of 69.4°F (20.8°C), July is regarded as the warmest month.
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 wettest month?
August is the month with the most rainfall. Rain falls for 12.4 days and accumulates 1.46" (37mm) of precipitation.
What is the most humid month in Merchantville?
The most humid month is October, with an average relative humidity of 77%.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 24min of daylight.
Average temperature
Merchantville, NJ
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.8°F).
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).
Average pressure
Merchantville, NJ
- Average pressure in January:
30.08"Hg - Average pressure in February:
30.06"Hg - Average pressure in March:
30.06"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:
29.98"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.12"Hg - Average pressure in December:
30.09"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed
Merchantville, NJ
- Average wind speed in January:
8.1mph - Average wind speed in February:
8.3mph - Average wind speed in March:
8.5mph - Average wind speed in April:
8.5mph - Average wind speed in May:
7mph - Average wind speed in June:
6.5mph
- Average wind speed in July:
5.8mph - Average wind speed in August:
5.7mph - Average wind speed in September:
6.1mph - Average wind speed in October:
7.1mph - Average wind speed in November:
7.5mph - Average wind speed in December:
7.6mph
The windiest months (with the highest average wind speed) are March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity
Merchantville, NJ
The month with the highest relative humidity is October (77%).
The month with the lowest relative humidity is April (70%).
Average rainfall
Merchantville, NJ
- Average rainfall in January:
0.67" - Average rainfall in February:
0.71" - Average rainfall in March:
0.94" - Average rainfall in April:
1.1" - Average rainfall in May:
1.26" - Average rainfall in June:
1.34"
- Average rainfall in July:
1.38" - Average rainfall in August:
1.46" - Average rainfall in September:
0.75" - Average rainfall in October:
0.83" - Average rainfall in November:
0.91" - Average rainfall in December:
1.1"
The wettest month (with the highest rainfall) is August (1.46").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days
Merchantville, NJ
- Average rainfall days in January:
6.8 days - Average rainfall days in February:
6.8 days - Average rainfall days in March:
9.8 days - Average rainfall days in April:
11.8 days - Average rainfall days in May:
13.7 days - Average rainfall days in June:
13.5 days
- Average rainfall days in July:
14.4 days - Average rainfall days in August:
12.4 days - Average rainfall days in September:
9.5 days - Average rainfall days in October:
8.8 days - Average rainfall days in November:
6.6 days - Average rainfall days in December:
7.4 days
The month with the highest number of rainy days is July (14.4 days).
The month with the least rainy days is November (6.6 days).
Average snowfall
Merchantville, NJ
- Average snowfall in January:
0.55" - Average snowfall in February:
0.79" - Average snowfall in March:
0.55" - Average snowfall in April:
0.12" - Average snowfall in May:
0.16" - Average snowfall in June:
0"
The month with the highest snowfall is February (0.79").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days
Merchantville, NJ
- Average snowfall days in January:
3.6 days - Average snowfall days in February:
3 days - Average snowfall days in March:
1.8 days - Average snowfall days in April:
0.1 days - Average snowfall days in May:
0.1 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:
0.2 days - Average snowfall days in December:
1.5 days
The month with the highest number of snowfall days is January (3.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight / Average sunshine
Merchantville, NJ
- 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:
15h and 0min
- 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: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January:
5h and 0min - Average sunshine in February:
4h and 5min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 2min - Average sunshine in May:
8h and 3min - Average sunshine in June:
9h and 5min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 4min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 3min - Average sunshine in December:
5h and 0min
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
Merchantville, NJ
- Average sunshine days in January:
21.1 days - Average sunshine days in February:
18.4 days - Average sunshine days in March:
18 days - Average sunshine days in April:
16.2 days - Average sunshine days in May:
14.5 days - Average sunshine days in June:
14.1 days
- Average sunshine days in July:
14 days - Average sunshine days in August:
15.9 days - Average sunshine days in September:
17.8 days - Average sunshine days in October:
20.1 days - Average sunshine days in November:
21.3 days - Average sunshine days in December:
21.5 days
The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is July (14 days).
Average UV index
Merchantville, NJ
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
Merchantville, NJ
The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility
Merchantville, NJ
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).
Merchantville, New Jersey, USA
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