Hot
Average highs reach 33°C, so days can feel very hot.
Weather Guide
Big Bend National Park, United States Average Monthly Weather
Weather score66Good annual avg
Best months: May, June, August
Across the year, average daytime temperatures are around 26°C, sunshine averages 7.7h per day, and rainfall totals about 402mm.
Annual weather
Annual averages
Temp
26°C
Rain
402mm
Annual total
Sun
7.7h
Weather score
66
Good avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 62mm, which is relatively low for holiday planning.
Bright
Sunshine averages 8.1h per day, so bright days are a strong part of the month.
Map
Weather map
Compare Big Bend National Park, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August33°C average high
August is one of Big Bend National Park's warmest months, with daytime heat above the yearly average.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
Rain
August62mm average rain
August is one of Big Bend National Park's wettest months, so rain is likely to be a major planning factor.
Driest monthsJanuary to May and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August8.1 hours average sun
August sits close to Big Bend National Park's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsMay to July
This stretch has the strongest sunshine in the monthly averages.
Weather score
August80 weather score
August is one of Big Bend National Park's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsMay to September
These months have the strongest weather score in the monthly averages.
