Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September's arrival comes with a mild decrease in the average high-temperature, moving subtly from a warm 83.3°F (28.5°C) in August to a still moderately hot 76.3°F (24.6°C). An average minimum temperature of 59.4°F (15.2°C) marks the month of September.Humidity
In Holland, New Jersey, the average relative humidity in September is 75%.Rainfall
The month with the least rainfall in Holland is September, when the rain falls for 12.2 days and typically collects 1.89" (48mm) of precipitation.Snowfall
June through September are months without snowfall in Holland.Daylight
In September, the average length of the day is 12h and 27min.On the first day of September in Holland, sunrise is at 6:28 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:43 pm EDT.
Sunshine
In Holland, the average sunshine in September is 8.7h.UV index
In September, the average daily maximum UV index in Holland is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily high UV index of 4 in September leads to these guidelines:
Act with care - The need to guard against sun damage is communicated. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Frequently asked questions
What are September temperatures in Holland?
What is the average humidity in September in Holland?
What is the driest month in Holland?
How many days does it rain in September in Holland?
When it does not snow in Holland?
Does it snow in Holland in September?
How many hours of daylight does Holland have in September?
What time are sunrise and sunset in September in Holland?
How long on average sun shines in September in Holland?
What is the UV index intensity in September in Holland?
Average temperature in September
Holland, NJ
- Average high temperature in September: 76.3°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in September: 59.4°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in September
Holland, NJ
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Holland, NJ
- Average wind speed in September: 5.8mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in September
Holland, NJ
- Average humidity in September: 75%
The months with the highest relative humidity are February and October (78%).
The months with the lowest relative humidity are April, July and August (72%).
Average rainfall in September
Holland, NJ
- Average rainfall in September: 1.89"
The wettest month (with the highest rainfall) is December (3.31").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in September
Holland, NJ
- Average rainfall days in September: 12.2 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in September
Holland, NJ
- Average snowfall in September: 0"
The month with the highest snowfall is March (3.78").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Holland, NJ
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Holland, NJ
- Average daylight in September: 12h and 3min
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 18min).
- Average sunshine in September: 8h and 4min
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 42min).
Average sunshine days in September
Holland, NJ
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is June (11.4 days).
Average UV index in September
Holland, NJ
- Average UV index in September: 4
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, March, November and December (UV index 2).
Average cloud cover in September
Holland, NJ
- Average cloud cover in September: 38
The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in September
Holland, NJ
- Average visibility in September: 5mi
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).
Holland, New Jersey, USA
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