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
Lynbrook records a mild change in average high-temperature during September, easing from a moderately hot 79.2°F (26.2°C) in August to a pleasant 72.5°F (22.5°C). A consistent average low of 64.6°F (18.1°C) is noted throughout September, only a small step down from its daytime high.Humidity
In Lynbrook, the average relative humidity in September is 74%.Rainfall
The month with the least rainfall is September, when the rain falls for 8.7 days and typically collects 0.31" (8mm) of precipitation.Snowfall
April through November are months without snowfall.Daylight
In Lynbrook, New York, the average length of the day in September is 12h and 27min.On the first day of the month, sunrise is at 6:22 am and sunset at 7:26 pm. On the last day of September, in Lynbrook, New York, sunrise is at 6:50 am and sunset at 6:37 pm EDT.
Sunshine
In Lynbrook, the average sunshine in September is 9.1h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 5 in September interprets into the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Frequently asked questions
What is the usual temperature for Lynbrook in September?
What is the average humidity in September in Lynbrook?
What is the driest month in Lynbrook?
How much does it rain in Lynbrook in September?
When it does not snow in Lynbrook?
What is the average length of the day in September in Lynbrook?
When are sunrise and sunset in September in Lynbrook?
How long on average sun shines in September in Lynbrook?
What is the UV index reading in September in Lynbrook?
Average temperature in September
Lynbrook, NY
- Average high temperature in September: 72.5°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (37.6°F).
- Average low temperature in September: 64.6°F
The month with the highest average low temperature is July (71.4°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in September
Lynbrook, NY
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Lynbrook, NY
- Average wind speed in September: 9.4mph
The windiest month (with the highest average wind speed) is January (12.7mph).
The calmest month (with the lowest average wind speed) is July (8.3mph).
Average humidity in September
Lynbrook, NY
- Average humidity in September: 74%
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is November (71%).
Average rainfall in September
Lynbrook, NY
- Average rainfall in September: 0.31"
The wettest month (with the highest rainfall) is July (0.98").
The driest month (with the least rainfall) is September (0.31").
Average rainfall days in September
Lynbrook, NY
- Average rainfall days in September: 8.7 days
The month with the highest number of rainy days is July (12.7 days).
The months with the least rainy days are January and November (5.2 days).
Average snowfall in September
Lynbrook, NY
- Average snowfall in September: 0"
The month with the highest snowfall is March (0.2").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Lynbrook, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Lynbrook, NY
- 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: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in September
Lynbrook, NY
- Average sunshine days in September: 19 days
The month with the most sunshine days is January (23.4 days).
The month with the least sunshine days is June (14.9 days).
Average UV index in September
Lynbrook, NY
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March and December (UV index 2).
Average cloud cover in September
Lynbrook, NY
- Average cloud cover in September: 32
The months with the most cloud cover are February and December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in September
Lynbrook, NY
- Average visibility in September: 6mi
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).
Lynbrook, New York, USA
Weather forecast for your location
2. Allow the app to use your location
