The weather in September in La Porte

It's hot in September in La Porte with an average temperature of 32°C. Temperatures this month range from a low of 31°C to a high of 34°C. At night, you can expect temperatures between 22°C and 26°C.

Looking for sun? September isn’t a good month to be in La Porte. The temperature is nice, but there’s too much chance of rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for La Porte, Texas. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 40°C in 2023, La Porte reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 23°C in 2020. The extreme nighttime temperatures ranged from a lowest recorded value of 15°C to a highest value of 29°C.

Rainfall amount

In September, there is an average of 207 mm of precipitation, spread over 19 days. The wind speed is around 3 Bft, mostly coming from the Southeast.

Daily weather in September for La Porte

Click on any day in September to get detailed info about the usual weather on that day in La Porte. Check out the historical temperatures and precipitation over the past 10 years on this day.

September weather comparison

  La Porte New York
Average temperature 32°C 27°C
Max. temperature 34°C 31°C
Min. temperature 22°C -5°C
Total precipitation 207 mm 57 mm
Rainy days 19 days 9 days

Start of September

The month of September starts in La Porte with hot temps, averaging around 34°C during the day and nights around 25°C.

Mid September

By mid-September, daytime temps drop to around 33°C, with nights around 25°C. There’s a high chance of precipitation during this time.

End of September

By the end of September, the average daytime temperature in La Porte is around 32°C, while nighttime temps are about 24°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.

Find affordable trips to La Porte

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.

The hurricane season in La Porte runs from June to November.

Check out the climate of La Porte for all months and discover the best travel time

Temperature charts

These charts show the average temperatures in September in La Porte, Texas. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in September in La Porte

Temperature in September in La Porte over the years

Precipitation charts

These charts show the average amount of precipitation in September in La Porte, Texas. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in September in La Porte

Total precipitation in September in La Porte over the years

Daily UV index in September in La Porte

This chart shows the average daily UV index in September in La Porte, 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.

Weather experiences in September in La Porte

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Average weather in La Porte by month

Click on a month below to see detailed weather info for La Porte. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.