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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 Pomona, New Jersey, with an average temperature fluctuating between 29.7°F (-1.3°C) and 39.7°F (4.3°C). During the coldest month, January, temperatures average a high of 39.7°F (4.3°C) and a low of 29.7°F (-1.3°C). Weather in January »
Weather in February
The last month of the winter, February, is also an icy month in Pomona, New Jersey, with an average temperature ranging between max 42.4°F (5.8°C) and min 31.5°F (-0.3°C). The ushering in of February brings an average high-temperature of a still icy 42.4°F (5.8°C), closely mirroring the 39.7°F (4.3°C) of January. Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Pomona, New Jersey, with an average temperature varying between 48.2°F (9°C) and 37.2°F (2.9°C). March brings a slight elevation in the average high-temperature, transitioning from February's icy 42.4°F (5.8°C) to a chilly 48.2°F (9°C). Weather in March »
Weather in April
April in Pomona, New Jersey, is a refreshing spring month, with an average temperature varying between 46.8°F (8.2°C) and 58.6°F (14.8°C). Observing a rise in April, the average high-temperature goes from March's frosty 48.2°F (9°C) to a refreshing 58.6°F (14.8°C). Weather in April »
Weather in May
May, the last month of the spring in Pomona, is a comfortable month, with temperature in the range of an average high of 67.6°F (19.8°C) and an average low of 55.9°F (13.3°C). May brings a rise in the average high-temperature, transitioning from April's refreshing 58.6°F (14.8°C) to an enjoyable 67.6°F (19.8°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Pomona, New Jersey, with an average temperature fluctuating between 76.6°F (24.8°C) and 64.2°F (17.9°C). With the transition into June, Pomona experiences an increase in average high-temperatures, moving up from a comfortable 67.6°F (19.8°C) in May to a warm 76.6°F (24.8°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Pomona, New Jersey, with an average temperature fluctuating between 82°F (27.8°C) and 70.5°F (21.4°C). In Pomona, the highest average temperatures are observed in July, with a high of 82°F (27.8°C) and a low of 70.5°F (21.4°C). In July, the heat index is computed to be a hot 87.8°F (31°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Pomona, New Jersey, with an average temperature varying between 81.3°F (27.4°C) and 69.6°F (20.9°C). The transition from July to August sees average high-temperatures adjusting to a still warm 81.3°F (27.4°C), from a not significantly different 82°F (27.8°C). Weather in August »
Weather in September
September, the first month of the autumn in Pomona, is also a moderately hot month, with an average temperature varying between 74.8°F (23.8°C) and 64.2°F (17.9°C). During the shift to September, a minor reduction in average high-temperature is observed, shifting from 81.3°F (27.4°C) in August to a still moderately hot 74.8°F (23.8°C). Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in Pomona, New Jersey, with an average temperature ranging between min 54.5°F (12.5°C) and max 65.1°F (18.4°C). As Pomona enters October, the average high-temperature decreases from the a moderately hot 74.8°F (23.8°C) of September to an enjoyable 65.1°F (18.4°C). Weather in October »
Weather in November
November, the last month of the autumn in Pomona, is another cool month, with an average temperature ranging between max 54.1°F (12.3°C) and min 43.5°F (6.4°C). The onset of November comes with a shift in the average high-temperature, falling from a comfortable 65.1°F (18.4°C) in October to a fresh 54.1°F (12.3°C). Weather in November »
Weather in December
December, the first month of the winter in Pomona, is still a chilly month, with an average temperature fluctuating between 36.5°F (2.5°C) and 46°F (7.8°C). With the onset of December, Pomona experiences a modest temperature adjustment, with the average high-temperature gently receding from a cool 54.1°F (12.3°C) in November to a frosty 46°F (7.8°C). Weather in December »
Updated: Aug 21, 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 part of the year is the coldest?
January stands out as Pomona's coldest month, with an average high-temperature of 39.7°F (4.3°C) and a low-temperature of 29.7°F (-1.3°C).
What is the driest month?
January is the month with the least rainfall. Rain falls for 8.3 days and accumulates 1.61" (41mm) of precipitation.
How much does it rain?
Throughout the year, there are 144.2 rainfall days, and 27.48" (698mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through April, November and December.
How much does it snow?
In Pomona, during the entire year, snow falls for 12.6 days and aggregates up to 5.79" (147mm) of snow.
What is the month with the lowest UV index?
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2.
What is the month with the least sunshine in Pomona?
With an average of 4.9h of sunshine, February has the least sunshine of the year.
What is the snowiest month?
The month with the most snowfall is March, when snow falls for 2.9 days and typically aggregates up to 1.97" (50mm) 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 least humid month?
The least humid month is April, with an average relative humidity of 73%.
What is the most humid month?
The months with the highest humidity are May and June, with an average relative humidity of 79%.
When it does not snow?
May through October are months without snowfall.
What is the month 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 is the hottest time of year?
With average high and low temperatures of 82°F (27.8°C) and 70.5°F (21.4°C) respectively, July is Pomona's warmest month.
What month has the most sunshine in Pomona?
With an average of 10.7h of sunshine, July has the most sunshine of the year in Pomona.
What is the wettest month?
The month with the most rainfall is August, when the rain falls for 15.2 days and typically aggregates up to 2.91" (74mm) of precipitation.
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
Pomona, NJ
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (39.7°F).
The month with the highest average low temperature is July (70.5°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).
Average pressure
Pomona, NJ
- Average pressure in January:
30.08"Hg - Average pressure in February:
30.05"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
29.99"Hg - Average pressure in May:
30.02"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:
30.04"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.09"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed
Pomona, NJ
- Average wind speed in January:
10.6mph - Average wind speed in February:
10.6mph - Average wind speed in March:
10.4mph - Average wind speed in April:
10.4mph - Average wind speed in May:
8.8mph - Average wind speed in June:
8.1mph
- Average wind speed in July:
7.4mph - Average wind speed in August:
7.2mph - Average wind speed in September:
8.3mph - Average wind speed in October:
9.8mph - Average wind speed in November:
10mph - Average wind speed in December:
10.1mph
The windiest months (with the highest average wind speed) are January and February (10.6mph).
The calmest month (with the lowest average wind speed) is August (7.2mph).
Average humidity
Pomona, NJ
The months with the highest relative humidity are May and June (79%).
The month with the lowest relative humidity is April (73%).
Average rainfall
Pomona, NJ
- Average rainfall in January:
1.61" - Average rainfall in February:
2.2" - Average rainfall in March:
2.6" - Average rainfall in April:
2.01" - Average rainfall in May:
2.4" - Average rainfall in June:
1.93"
- Average rainfall in July:
2.72" - Average rainfall in August:
2.91" - Average rainfall in September:
1.73" - Average rainfall in October:
2.48" - Average rainfall in November:
2.09" - Average rainfall in December:
2.8"
The wettest month (with the highest rainfall) is August (2.91").
The driest month (with the least rainfall) is January (1.61").
Average rainfall days
Pomona, NJ
- Average rainfall days in January:
8.3 days - Average rainfall days in February:
9 days - Average rainfall days in March:
13.1 days - Average rainfall days in April:
12.4 days - Average rainfall days in May:
15 days - Average rainfall days in June:
14 days
- Average rainfall days in July:
16.1 days - Average rainfall days in August:
15.2 days - Average rainfall days in September:
11.8 days - Average rainfall days in October:
10.9 days - Average rainfall days in November:
8.3 days - Average rainfall days in December:
10.1 days
The month with the highest number of rainy days is July (16.1 days).
The months with the least rainy days are January and November (8.3 days).
Average snowfall
Pomona, NJ
The month with the highest snowfall is March (1.97").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Pomona, NJ
- Average snowfall days in January:
3.8 days - Average snowfall days in February:
3.5 days - Average snowfall days in March:
2.9 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:
0.2 days - Average snowfall days in December:
2.1 days
The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Pomona, NJ
- Average daylight in January:
9h and 5min - 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 2min - Average sunshine in February:
4h and 5min - Average sunshine in March:
6h and 2min - 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 4min - Average sunshine in August:
10h and 3min - 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 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days
Pomona, NJ
- Average sunshine days in January:
19.3 days - Average sunshine days in February:
16 days - Average sunshine days in March:
15.4 days - Average sunshine days in April:
16 days - Average sunshine days in May:
14.3 days - Average sunshine days in June:
13 days
- Average sunshine days in July:
12.3 days - Average sunshine days in August:
13.9 days - Average sunshine days in September:
15.5 days - Average sunshine days in October:
18 days - Average sunshine days in November:
19.8 days - Average sunshine days in December:
19.2 days
The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is July (12.3 days).
Average UV index
Pomona, 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 and December (UV index 2).
Average cloud cover
Pomona, 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 27).
Average visibility
Pomona, 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).
Pomona, New Jersey, USA
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