Average weather for Adamstown in September
It's pleasantly warm in September in Adamstown with an average temperature of 22°C. Temperatures this month range from a low of 21°C to a high of 23°C. At night, you can expect temperatures between 17°C and 20°C.
Start of September
The month of September starts in Adamstown with warm temps, averaging around 22°C during the day and nights around 18°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.
Mid September
By mid-September, daytime temps stay steady at around 22°C, with nights around 19°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.
End of September
By the end of September, the average daytime temperature in Adamstown is around 22°C, while nighttime temps are about 19°C. A shower might pop up, but overall, the weather will be dry and sunny.
Water temperature
The water temperature at Adamstown is 24°C this month. Comfortable for a swim.
In September, there is an average of 99 mm of precipitation, spread over 14 days. The wind speed is around 5 Bft, mostly coming from the Southeast.
Adamstown in September |
New York | ||
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22°C | 27°C | |
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23°C | 31°C | |
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21°C | -5°C | |
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99 mm | 57 mm | |
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14 days | 9 days |
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is September a good time to visit Adamstown?
Looking for great weather? September is a good time to be in Adamstown. The temperatures are nice, and there’s not too much rain.
Temperature records
With 24°C in 2018, Adamstown reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 16°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of -9°C to a highest value of 23°C.
Check out the climate of Adamstown for all months and discover the best travel time
Daily Temperature in September in Adamstown
This chart shows the average daily high and low temperatures in September for Adamstown, 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 Adamstown
The chart below shows the average daily precipitation in September for Adamstown, 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 14 days of precipitation in Adamstown.
Daily UV index in September in Adamstown
This chart shows the average daily UV index in September in Adamstown, 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 Adamstown over the years
This chart shows the average temperature in September in Adamstown, measured in degrees Celsius, over the past few years.
Total precipitation in September in Adamstown over the years
This chart shows the average precipitation in September in Adamstown, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in September for Adamstown
Click on any day in September to get detailed info about the usual weather on that day in Adamstown. Check out the historical temperatures and precipitation over the past 10 years on this day.






























Weather experiences in September in Adamstown
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Average weather in Adamstown by month
Click on a month below to see detailed weather info for Adamstown. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Adamstown for all months at once