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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 Mount Royal, New Jersey, with an average temperature fluctuating between 37.9°F (3.3°C) and 26.1°F (-3.3°C). January is the month when Mount Royal experiences its coldest temperatures, averaging a high of 37.9°F (3.3°C) and a low of 26.1°F (-3.3°C). Weather in January »
Weather in February
The last month of the winter, February, is another cold month in Mount Royal, New Jersey, with temperature in the range of an average high of 41.7°F (5.4°C) and an average low of 28.8°F (-1.8°C). February brings a marginal elevation to a still wintry 41.7°F (5.4°C) from January's 37.9°F (3.3°C) in Mount Royal's average high-temperatures. Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Mount Royal, New Jersey, with temperature in the range of an average low of 35.6°F (2°C) and an average high of 49.8°F (9.9°C). With the transition into March, Mount Royal experiences a subtle uplift in average high-temperatures, adjusting from an icy 41.7°F (5.4°C) in February to a chilly 49.8°F (9.9°C). Weather in March »
Weather in April
April in Mount Royal, New Jersey, is a refreshing spring month, with temperature in the range of an average low of 45.5°F (7.5°C) and an average high of 61.7°F (16.5°C). As April sets, the average high-temperature shows an increase, moving up from a chilly 49.8°F (9.9°C) in March to a refreshing 61.7°F (16.5°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Mount Royal, New Jersey, with an average temperature ranging between max 72°F (22.2°C) and min 55°F (12.8°C). May brings a temperature increase, with average high-temperatures moving from April's comfortable 61.7°F (16.5°C) to a pleasant 72°F (22.2°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Mount Royal, New Jersey, with an average temperature ranging between min 63.1°F (17.3°C) and max 79.5°F (26.4°C). The shift into June is accompanied by a modest temperature increase, with the average high-temperature edging up from a pleasant 72°F (22.2°C) in May to a warm 79.5°F (26.4°C). Weather in June »
Weather in July
July, like June, in Mount Royal, New Jersey, is another warm summer month, with an average temperature varying between 69.1°F (20.6°C) and 85.6°F (29.8°C). With average high and low temperatures of 85.6°F (29.8°C) and 69.1°F (20.6°C) respectively, July is Mount Royal's warmest month. The heat index in July is calculated to be a torrid 96.8°F (36°C). Weather in July »
Weather in August
August, the last month of the summer in Mount Royal, is another warm month, with an average temperature varying between 67.6°F (19.8°C) and 83.7°F (28.7°C). The advent of August brings an average high-temperature of a still warm 83.7°F (28.7°C), almost identical to the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Mount Royal, is still a warm month, with an average temperature fluctuating between 76.5°F (24.7°C) and 61.2°F (16.2°C). With the onset of September, Mount Royal experiences a modest temperature adjustment, with the average high-temperature gently receding from a warm 83.7°F (28.7°C) in August to a still moderately hot 76.5°F (24.7°C). Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Mount Royal, New Jersey, with an average temperature fluctuating between 50.7°F (10.4°C) and 64.9°F (18.3°C). October comes with a decrease in the average high-temperature, falling from a warm 76.5°F (24.7°C) in September to a refreshing 64.9°F (18.3°C). Weather in October »
Weather in November
November, the last month of the autumn in Mount Royal, is also a fresh month, with an average temperature ranging between min 39.7°F (4.3°C) and max 53.2°F (11.8°C). Onset of November witnesses a reduction in the average high-temperature, falling from a comfortable 64.9°F (18.3°C) in October to a fresh 53.2°F (11.8°C). Weather in November »
Weather in December
December, the first month of the winter in Mount Royal, is also a frosty month, with temperature in the range of an average low of 32.9°F (0.5°C) and an average high of 44.1°F (6.7°C). The shift from November to December involves a decrease in the average high-temperature, dropping from a cool 53.2°F (11.8°C) to a chilly 44.1°F (6.7°C). Weather in December »
Updated: Jul 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 time of the year is the coldest in Mount Royal?
The coldest month is January, with an average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 26.1°F (-3.3°C).
What is the driest month?
January is the month with the least rainfall. Rain falls for 6.8 days and accumulates 0.51" (13mm) of precipitation.
How much does it rain?
Throughout the year, there are 113.4 rainfall days, and 9.25" (235mm) of precipitation is accumulated.
When does it snow?
January through April, November and December are months with snowfall.
How many days does it snow?
Throughout the year, there are 10.9 snowfall days, and 1.65" (42mm) of snow is accumulated.
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.
When does it snow the most?
The month with the most snowfall is February, when snow falls for 3.3 days and typically aggregates up to 0.59" (15mm) of snow.
What is the month with the least sunshine?
February has the least sunshine of the year, with an average of 4.9h 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?
The least humid month is April, with an average relative humidity of 71%.
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 are the warmest months?
In Mount Royal, the average highest temperatures are observed in July, with a high of 85.6°F (29.8°C) and a low of 69.1°F (20.6°C).
What month has the most sunshine?
The month with the most sunshine is July, with an average of 10.8h of sunshine.
What is the rainiest month?
August is the month with the most rainfall. Rain falls for 12.5 days and accumulates 1.1" (28mm) of precipitation.
What are the most humid months?
October and December, with an average relative humidity of 77%, are most humid months.
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
Mount Royal, NJ
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.9°F).
The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure
Mount Royal, NJ
- Average pressure in January:
30.09"Hg - Average pressure in February:
30.06"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:
29.98"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
Mount Royal, NJ
- Average wind speed in January:
8.3mph - Average wind speed in February:
8.5mph - Average wind speed in March:
8.6mph - Average wind speed in April:
8.6mph - Average wind speed in May:
7mph - Average wind speed in June:
6.5mph
- Average wind speed in July:
5.7mph - Average wind speed in August:
5.6mph - Average wind speed in September:
6mph - Average wind speed in October:
7.3mph - Average wind speed in November:
7.6mph - Average wind speed in December:
7.8mph
The windiest months (with the highest average wind speed) are March and April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity
Mount Royal, NJ
The months with the highest relative humidity are October and December (77%).
The month with the lowest relative humidity is April (71%).
Average rainfall
Mount Royal, NJ
- Average rainfall in January:
0.51" - Average rainfall in February:
0.59" - Average rainfall in March:
0.71" - Average rainfall in April:
0.79" - Average rainfall in May:
0.83" - Average rainfall in June:
0.98"
- Average rainfall in July:
1.02" - Average rainfall in August:
1.1" - Average rainfall in September:
0.55" - Average rainfall in October:
0.59" - Average rainfall in November:
0.67" - Average rainfall in December:
0.91"
The wettest month (with the highest rainfall) is August (1.1").
The driest month (with the least rainfall) is January (0.51").
Average rainfall days
Mount Royal, NJ
- Average rainfall days in January:
6.8 days - Average rainfall days in February:
6.7 days - Average rainfall days in March:
8.8 days - Average rainfall days in April:
10.8 days - Average rainfall days in May:
12.2 days - Average rainfall days in June:
11.8 days
- Average rainfall days in July:
13.2 days - Average rainfall days in August:
12.5 days - Average rainfall days in September:
9.3 days - Average rainfall days in October:
7.9 days - Average rainfall days in November:
6.3 days - Average rainfall days in December:
7.1 days
The month with the highest number of rainy days is July (13.2 days).
The month with the least rainy days is November (6.3 days).
Average snowfall
Mount Royal, NJ
The month with the highest snowfall is February (0.59").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Mount Royal, NJ
- Average snowfall days in January:
3.5 days - Average snowfall days in February:
3.3 days - Average snowfall days in March:
1.8 days - Average snowfall days in April:
0.2 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:
0.4 days - Average snowfall days in December:
1.7 days
The month with the highest number of snowfall days is January (3.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Mount Royal, 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:
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:
5h and 1min - Average sunshine in February:
4h and 5min - Average sunshine in March:
6h and 3min - Average sunshine in April:
8h and 4min - Average sunshine in May:
8h and 5min - Average sunshine in June:
10h and 1min
- 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 4min - Average sunshine in December:
5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days
Mount Royal, NJ
- Average sunshine days in January:
21.8 days - Average sunshine days in February:
19.2 days - Average sunshine days in March:
19.6 days - Average sunshine days in April:
17.4 days - Average sunshine days in May:
14.8 days - Average sunshine days in June:
14.8 days
- Average sunshine days in July:
14.7 days - Average sunshine days in August:
15.4 days - Average sunshine days in September:
18.8 days - Average sunshine days in October:
20.5 days - Average sunshine days in November:
22.5 days - Average sunshine days in December:
22 days
The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (14.7 days).
Average UV index
Mount Royal, 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
Mount Royal, NJ
The months with the most cloud cover are February and March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility
Mount Royal, 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).
Mount Royal, New Jersey, USA
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