Normal weather for Armonk in September
It's warm in September in Armonk with an average temperature of 24°C. Temperatures this month range from a low of 19°C to a high of 30°C. At night, you can expect temperatures between 12°C and 20°C.
In September, there is an average of 228 mm of precipitation, spread over 15 days. The wind speed is around 3 Bft, mostly coming from the South.
Armonk in September |
New York | ||
---|---|---|---|
Average Temperature |
24°C | 27°C | |
High Temp |
30°C | 31°C | |
Low Temp |
19°C | 21°C | |
Total Precipitation |
228 mm | 57 mm | |
Rainy Days |
15 days | 9 days |
Start of September
The month of September starts in Armonk with hot temps, averaging around 27°C during the day and nights around 18°C. You can expect regular precipitation, but there will also be some sunny days in the early part of the month.
With the temperature difference between day and night, it’s smart to wear layers. For the daytime, light clothing like shorts or a dress, and a hat and sunglasses are perfect. For the evening and morning, a shirt, maybe a light sweater, and thin pants are recommended.
Mid September
By mid-September, daytime temps drop to around 25°C, with nights around 17°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
Since it cools down at night, it’s a good idea to wear layers. A T-shirt, light pants or skirt, and a light jacket are great for the day. For the evening and morning, a shirt, maybe a light sweater, and thin pants are recommended.
End of September
By the end of September, the average daytime temperature in Armonk is around 22°C, while nighttime temps are about 14°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
Because temperatures drop in the evening, wearing layers is recommended. A T-shirt, light pants or skirt, and a light jacket are great for the day. In the evening and morning, choose a light jacket, sweater or hoodie, and long pants.
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UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is September a good time to visit Armonk?
Looking for sun? September isn’t a good month to be in Armonk. The temperature is nice, but there’s too much chance of rain.
Temperature records for Armonk in September
Check out the climate of Armonk for all months and discover the best travel time
Daily Temperature in September in Armonk
This chart shows the average daily high and low temperatures in September for Armonk, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in September in Armonk
The chart below shows the average daily precipitation in September for Armonk, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for September, you can expect about 15 days of precipitation in Armonk.
Daily UV Index in September in Armonk
This chart shows the average daily UV index in September in Armonk, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in September in Armonk Over the Years
This chart shows the average temperature in September in Armonk, measured in degrees Celsius, over the past few years.
Total Precipitation in September in Armonk Over the Years
This chart shows the average precipitation in September in Armonk, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily Climate in September for Armonk
Click on any day in September to get detailed info about the usual weather on that day in Armonk. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Armonk
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Average Weather in Armonk by Month
Click on a month below to see detailed weather info for Armonk. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.