Average Sunshine in Texas for September
Number of Sunny Days
In the table below, the average number of Sunny Days for a city in Texas is the total days this month when the sky is mostly clear. This includes the days when cloud covers up to 30% of the sky during daylight hours.
Partly Sunny Days have cloud covering from 40% to 70% of the sky during the daytime.
Total Days With Sun is a sum of the Sunny plus Partly Sunny days. The rest of the days are mainly overcast, with at least 80% cloud cover. All the numbers are annual averages, made from years of weather watching.
| City | Sunny Days |
Partly Sunny Days |
Total Days With Sun |
|---|---|---|---|
| Abilene | 14 | 8 | 22 |
| Amarillo | 15 | 7 | 22 |
| Austin City | 11 | 11 | 22 |
| Brownsville | 9 | 13 | 22 |
| Corpus Christi | 10 | 12 | 22 |
| Dallas-Fort Worth | 13 | 9 | 22 |
| Del Rio | 9 | 11 | 20 |
| El Paso | 18 | 7 | 25 |
| Houston | 9 | 11 | 20 |
| Lubbock | 14 | 8 | 22 |
| Midland-Odessa | 14 | 8 | 22 |
| Port Arthur | 9 | 11 | 20 |
| San Angelo | 13 | 8 | 21 |
| San Antonio | 9 | 12 | 21 |
| Victoria | 8 | 12 | 20 |
| Waco | 12 | 9 | 21 |
| Wichita Falls | 15 | 7 | 22 |
Amount of Sun
Here's another way to look at how much sunshine a city gets. The % Sun number measures the percentage of time between sunrise and sunset that sunshine reaches the ground. Again, these amounts are monthly averages based on many years of weather observations.
| City | % Sun |
|---|---|
| Abilene | 71 |
| Amarillo | 73 |
| Austin City | 66 |
| Austin-Bergstrom Airport | 66 |
| Brownsville | 68 |
| Corpus Christi | 68 |
| Dallas-Fort Worth | 67 |
| El Paso | 83 |
| Galveston | 68 |
| Houston | 66 |
| Lubbock | 71 |
| Midland-Odessa | 77 |
| Port Arthur | 62 |
| San Antonio | 67 |
Reference
National Climatic Data Center. Comparative Climatic Data.