Climate averages 1991–2020
Corpus Christi weather
in August.
A hot, moderately wet month: the warmest and the joint 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a hot month in Corpus Christi: daytime highs average 33.1°C and nights cool to about 25.8°C. By daytime temperature it is the warmest month of the year.
Expect about 59 mm of rain on roughly 9 days, which makes August a moderately wet month (the joint 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 08 min on an average August day.
The nearest other city in this atlas is Edinburg (183 km away). In August its highs average 36.0°C, 3.0°C warmer than Corpus Christi, with 39 mm of rain.
Among the 498 cities listed in the United States, Corpus Christi ranks joint 93rd of 498 for the warmest August highs and joint 213th of 498 for the driest August (rainfall, lowest first). The mean August high of those 498 cities is 29.9°C; Corpus Christi is 3.2°C warmer than that mean.
From August to September, average highs fall by 2.3°C to 30.7°C, and monthly rainfall rises from 59 mm to 113 mm.
The annual picture
August in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Corpus Christi climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 18.9°C10.6°C | 10.6°C | 48 | 6.9 | 10.611 h |
| February | 20.8°C12.5°C | 12.5°C | 38 | 6.2 | 11.211 h |
| March | 23.4°C15.5°C | 15.5°C | 59 | 6.8 | 12.012 h |
| April | 26.5°C18.8°C | 18.8°C | 52 | 7.0 | 12.813 h |
| May | 29.4°C22.5°C | 22.5°C | 71 | 9.0 | 13.514 h |
| June | 31.6°C25.0°C | 25.0°C | 73 | 9.5 | 13.914 h |
| July | 32.4°C25.7°C | 25.7°C | 58 | 7.8 | 13.714 h |
| August, selected | 33.1°C25.8°C | 25.8°C | 59 | 9.1 | 13.113 h |
| September | 30.7°C23.8°C | 23.8°C | 113 | 13.5 | 12.312 h |
| October | 27.7°C20.0°C | 20.0°C | 82 | 9.3 | 11.512 h |
| November | 23.1°C15.3°C | 15.3°C | 53 | 7.0 | 10.811 h |
| December | 19.8°C11.7°C | 11.7°C | 51 | 7.2 | 10.410 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
August in nearby cities
- Edinburg in AugustUnited States · 183 kmHigh 36.0°C · Low 25.8°C · 39 mm rain
- McAllen in AugustUnited States · 196 kmHigh 35.9°C · Low 25.7°C · 39 mm rain
- Mission in AugustUnited States · 199 kmHigh 36.1°C · Low 25.7°C · 39 mm rain
- San Antonio in AugustUnited States · 210 kmHigh 35.1°C · Low 24.7°C · 50 mm rain
- Reynosa in AugustMexico · 211 kmHigh 36.1°C · Low 25.8°C · 39 mm rain
- Nuevo Laredo in AugustMexico · 212 kmHigh 37.3°C · Low 26.1°C · 35 mm rain
- Ciudad Río Bravo in AugustMexico · 213 kmHigh 35.5°C · Low 25.7°C · 44 mm rain
- Heroica Matamoros in AugustMexico · 214 kmHigh 32.7°C · Low 26.1°C · 52 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Corpus Christi) is explained once on the Corpus Christi year overview and on the Sources, method and limits page.