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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, like December, in Clayton, New Jersey, is a wintry winter month, with temperature in the range of an average low of 26.8°F (-2.9°C) and an average high of 38.1°F (3.4°C). January, with average temperatures reaching a high of 38.1°F (3.4°C) and a low of 26.8°F (-2.9°C), is the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is also a wintry month in Clayton, New Jersey, with temperature in the range of an average high of 41.9°F (5.5°C) and an average low of 28.6°F (-1.9°C). February ushers in an average high-temperature of a still wintry 41.9°F (5.5°C), aligning closely with the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Clayton, is a fresh month, with an average temperature varying between 35.6°F (2°C) and 50.2°F (10.1°C). The start of March brings a subtle rise in the average high-temperature, moving from an icy 41.9°F (5.5°C) in February to a cool 50.2°F (10.1°C). Weather in March »
Weather in April
April is an enjoyable spring month in Clayton, New Jersey, with an average temperature varying between 45.5°F (7.5°C) and 61.7°F (16.5°C). A shift in the average high-temperature is noticeable in April, changing from a cool 50.2°F (10.1°C) in March to an enjoyable 61.7°F (16.5°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Clayton, New Jersey, with temperature in the range of an average low of 55.2°F (12.9°C) and an average high of 71.8°F (22.1°C). May brings an increase in the average high-temperature, progressing from a comfortable 61.7°F (16.5°C) in April to a pleasant 71.8°F (22.1°C). Weather in May »
Weather in June
June, the first month of the summer in Clayton, is a moderately hot month, with an average temperature fluctuating between 79.7°F (26.5°C) and 63°F (17.2°C). Clayton in June experiences a slight uptick in the average high-temperature, adjusting from May's agreeable 71.8°F (22.1°C) to a warm 79.7°F (26.5°C). Weather in June »
Weather in July
July, like June, in Clayton, New Jersey, is another warm summer month, with temperature in the range of an average high of 85.3°F (29.6°C) and an average low of 68.5°F (20.3°C). July is the warmest month of the year, registering average temperatures as high as 85.3°F (29.6°C) and as low as 68.5°F (20.3°C). The heat index value during July is appraised at a fiery hot 95°F (35°C). Weather in July »
Weather in August
August, the last month of the summer in Clayton, is another warm month, with temperature in the range of an average low of 67.6°F (19.8°C) and an average high of 83.3°F (28.5°C). Clayton, New Jersey, records an average high-temperature of a still moderately hot 83.3°F (28.5°C) as August arrives, nearly mirroring the previous month's climate. Weather in August »
Weather in September
September, the first month of the autumn in Clayton, is still a warm month, with an average temperature varying between 61.2°F (16.2°C) and 76.5°F (24.7°C). During the shift to September, a minor reduction in average high-temperature is observed, shifting from a warm 83.3°F (28.5°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 refreshing autumn month in Clayton, New Jersey, with an average temperature fluctuating between 51.3°F (10.7°C) and 65.3°F (18.5°C). The beginning of October marks a decrease in the average high-temperature, transitioning from a moderately hot 76.5°F (24.7°C) in September to a comfortable 65.3°F (18.5°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Clayton, New Jersey, with an average temperature fluctuating between 40.1°F (4.5°C) and 53.4°F (11.9°C). The shift to November brings a decrease in the average high-temperature, falling from a comfortable 65.3°F (18.5°C) in October to a cool 53.4°F (11.9°C). Weather in November »
Weather in December
The first month of the winter, December, is still a chilly month in Clayton, New Jersey, with an average temperature varying between 44.2°F (6.8°C) and 32.9°F (0.5°C). The arrival of December signals a shift in temperature, down from a cool 53.4°F (11.9°C) in November to a frosty 44.2°F (6.8°C). Weather in December »
Updated: Jun 29, 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 is the coldest time of year?
In Clayton, January is the coldest month, with temperatures averaging a high of 38.1°F (3.4°C) and a low of 26.8°F (-2.9°C).
How much does it rain?
Throughout the year, there are 154.9 rainfall days, and 30.47" (774mm) of precipitation is accumulated.
When does it snow?
January through May, November and December are months with snowfall in Clayton.
How much does it snow?
Throughout the year, there are 17.8 snowfall days, and 10.28" (261mm) of snow is accumulated.
What are the months with 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 month with the least sunshine?
The month with the least sunshine in Clayton is February, with an average of 4.9h of sunshine.
What is the snowiest month in Clayton?
The month with the most snowfall is March, when snow falls for 3.9 days and typically aggregates up to 3.54" (90mm) of snow.
When is Daylight Saving Time (DST) in Clayton?
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 71%.
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 it does not snow?
In Clayton, snow does not fall in June through October.
When are the longest days in Clayton?
The month with the longest days is June, with an average of 14h and 54min of daylight.
What is the hottest time of year?
Clayton's temperature records reveal July as the warmest month, marked by average highs of 85.3°F (29.6°C) and lows of 68.5°F (20.3°C).
What month has the most sunshine?
July has the most sunshine of the year, with an average of 10.8h of sunshine.
What is the driest month?
The month with the least rainfall is September, when the rain falls for 12 days and typically collects 1.73" (44mm) of precipitation.
What is the most humid month?
With an average relative humidity of 78%, October is the most humid month.
What is the rainiest month in Clayton?
The month with the most rainfall is December, when the rain falls for 11 days and typically aggregates up to 3.35" (85mm) 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
Clayton, NJ
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (38.1°F).
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure
Clayton, 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
Clayton, NJ
- Average wind speed in January:
8.4mph - Average wind speed in February:
8.5mph - Average wind speed in March:
8.6mph - Average wind speed in April:
8.7mph - Average wind speed in May:
7.1mph - Average wind speed in June:
6.6mph
- Average wind speed in July:
5.8mph - Average wind speed in August:
5.7mph - 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:
7.8mph
The windiest month (with the highest average wind speed) is April (8.7mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity
Clayton, NJ
The month with the highest relative humidity is October (78%).
The month with the lowest relative humidity is April (71%).
Average rainfall
Clayton, NJ
- Average rainfall in January:
2.09" - Average rainfall in February:
2.4" - Average rainfall in March:
2.87" - Average rainfall in April:
2.6" - Average rainfall in May:
2.52" - Average rainfall in June:
2.44"
- Average rainfall in July:
2.64" - Average rainfall in August:
2.91" - Average rainfall in September:
1.73" - Average rainfall in October:
2.6" - Average rainfall in November:
2.32" - Average rainfall in December:
3.35"
The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days
Clayton, NJ
- Average rainfall days in January:
8.8 days - Average rainfall days in February:
9.9 days - Average rainfall days in March:
13.3 days - Average rainfall days in April:
15.3 days - Average rainfall days in May:
16.5 days - Average rainfall days in June:
15.2 days
- Average rainfall days in July:
16.9 days - Average rainfall days in August:
14.7 days - Average rainfall days in September:
12 days - Average rainfall days in October:
12.1 days - Average rainfall days in November:
9.2 days - Average rainfall days in December:
11 days
The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is January (8.8 days).
Average snowfall
Clayton, NJ
- Average snowfall in January:
2.4" - Average snowfall in February:
2.36" - Average snowfall in March:
3.54" - Average snowfall in April:
0.08" - Average snowfall in May:
0.16" - Average snowfall in June:
0"
The month with the highest snowfall is March (3.54").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days
Clayton, NJ
- Average snowfall days in January:
5.5 days - Average snowfall days in February:
4.7 days - Average snowfall days in March:
3.9 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:
0.5 days - Average snowfall days in December:
3 days
The month with the highest number of snowfall days is January (5.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight / Average sunshine
Clayton, 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 5min - 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
Clayton, NJ
- Average sunshine days in January:
18.2 days - Average sunshine days in February:
14.7 days - Average sunshine days in March:
13.8 days - Average sunshine days in April:
13.5 days - Average sunshine days in May:
12.2 days - Average sunshine days in June:
12.4 days
- Average sunshine days in July:
11.8 days - Average sunshine days in August:
14 days - Average sunshine days in September:
16.3 days - Average sunshine days in October:
16.9 days - Average sunshine days in November:
19.5 days - Average sunshine days in December:
17.9 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (11.8 days).
Average UV index
Clayton, 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
Clayton, NJ
The months with the most cloud cover are February and March (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 30).
Average visibility
Clayton, 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).
Clayton, New Jersey, USA
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