United StatesAverage weather for Van Alstyne in September
It's hot in September in Van Alstyne with an average temperature of 32°C. Temperatures this month range from a low of 29°C to a high of 34°C. At night, you can expect temperatures between 18°C and 24°C.
Start of September
The month of September starts in Van Alstyne with hot temps, averaging around 34°C during the day and nights around 23°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
Mid September
By mid-September, daytime temps drop to around 32°C, with nights around 21°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of September
By the end of September, the average daytime temperature in Van Alstyne is around 31°C, while nighttime temps are about 20°C. A shower might pop up, but overall, the weather will be dry and sunny.
Because temperatures drop in the evening, wearing layers is recommended.
In September, there is an average of 59 mm of precipitation, spread over 5 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
Van Alstyne in September |
New York | ||
|---|---|---|---|
 Average temperature |
32°C | 27°C | |
 Max. temperature |
34°C | 31°C | |
| Min. temperature |
29°C | -5°C | |
 Total precipitation |
59 mm | 57 mm | |
| Rainy days |
5 days | 9 days | |
August
UV index
The UV index is a maximum of 6 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 Van Alstyne?
September is a good month to be in Van Alstyne for sunny weather. You’ll have high temperatures and not too much rain.
The hurricane season in Van Alstyne runs from June to November.
Temperature records
With 42°C in 2023, Van Alstyne reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 19°C in 2014. The extreme nighttime temperatures ranged from a lowest recorded value of 9°C to a highest value of 27°C.
Check out the climate of Van Alstyne for all months and discover the best travel time
Daily Temperature in September in Van Alstyne
This chart shows the average daily high and low temperatures in September for Van Alstyne, 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 Van Alstyne
The chart below shows the average daily precipitation in September for Van Alstyne, 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 5 days of precipitation in Van Alstyne.
Daily UV index in September in Van Alstyne
This chart shows the average daily UV index in September in Van Alstyne, 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 Van Alstyne over the years
This chart shows the average temperature in September in Van Alstyne, measured in degrees Celsius, over the past few years.
Total precipitation in September in Van Alstyne over the years
This chart shows the average precipitation in September in Van Alstyne, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in September for Van Alstyne
Click on any day in September to get detailed info about the usual weather on that day in Van Alstyne. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Van Alstyne
Have you been to Van Alstyne in September?
Share your weather experience in September in Van Alstyne.
Average weather in Van Alstyne by month
Click on a month below to see detailed weather info for Van Alstyne. 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 Van Alstyne for all months at once
