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
The beginning of September brings a minor change in the average high-temperature, shifting from a warm 79.3°F (26.3°C) in August to a pleasant 71.4°F (21.9°C). In September, Latham experiences a temperature dip to an average of 51.8°F (11°C) at night.Humidity
In Latham, the average relative humidity in September is 77%.Rainfall
In Latham, in September, it is raining for 12.2 days, with typically 2.24" (57mm) of accumulated precipitation. Throughout the year, there are 170.2 rainfall days, and 32.91" (836mm) of precipitation is accumulated.Snowfall
In Latham, New York, snow does not fall in June through September.Daylight
In Latham, New York, the average length of the day in September is 12h and 29min.On the first day of September in Latham, sunrise is at 6:20 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 6:37 pm EDT.
Sunshine
The average sunshine in September is 9.1h.UV index
The average daily maximum UV index in September in Latham is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 3 during September translates into the following guidance:
Exercise prevention - Warding off sunburn is urged. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Latham?
What is the average humidity in September in Latham?
How much does it rain in Latham in September?
When it does not snow in Latham?
Does it snow in Latham in September?
How many hours of daylight does Latham have in September?
When are sunrise and sunset in September in Latham?
How long on average sun shines in September in Latham?
How high is the UV index in September in Latham?
Average temperature in September
Latham, NY
- Average high temperature in September: 71.4°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (28.6°F).
- Average low temperature in September: 51.8°F
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).
Average pressure in September
Latham, NY
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Latham, NY
- Average wind speed in September: 5.5mph
The windiest months (with the highest average wind speed) are January and February (8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in September
Latham, NY
- Average humidity in September: 77%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (73%).
Average rainfall in September
Latham, NY
- Average rainfall in September: 2.24"
The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is March (2.17").
Average rainfall days in September
Latham, NY
- Average rainfall days in September: 12.2 days
The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in September
Latham, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (8.15").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Latham, NY
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Latham, NY
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 9h and 1min
The months with the most sunshine are July and August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in September
Latham, NY
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is November (15.3 days).
The months with the least sunshine days are February and April (10.3 days).
Average UV index in September
Latham, NY
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in September
Latham, NY
- Average cloud cover in September: 34
The month with the most cloud cover is February (Cloud cover 58).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in September
Latham, NY
- Average visibility in September: 5mi
The months with the highest visibility are April, May, June, July, August, October, November and December (6mi).
The months with the lowest visibility are January, February, March and September (5mi).
Latham, New York, USA
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