Big Bend National Park Climate and Average Weather
Climate of Big Bend National Park: average temperatures, rainfall and seasons month by month.
Climate in Big Bend National Park month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 64° | 45° | 0,2 in | ★★★★☆ |
| February | 76° | 55° | 0,2 in | ★★★★★ |
| March | 82° | 60° | 0,0 in | ★★★★★ |
| April | 88° | 66° | 0,4 in | ★★★★★ |
| May | 95° | 73° | 0,7 in | ★★★★☆ |
| June | 100° | 78° | 0,8 in | ★★★★☆ |
| July | 96° | 77° | 1,6 in | ★★★★☆ |
| August | 98° | 79° | 0,6 in | ★★★★☆ |
| September | 93° | 75° | 0,7 in | ★★★★☆ |
| October | 87° | 68° | 0,3 in | ★★★★★ |
| November | 77° | 58° | 0,3 in | ★★★★★ |
| December | 71° | 53° | 0,2 in | ★★★★★ |
Climate type: Hot and arid. Source: Open-Meteo archive (ERA5).
Recent extremes in Big Bend National Park
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Big Bend National Park compares with nearby places
Annual averages, and the difference against Big Bend National Park.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Rio Grande | 0 mi | 75°F | about the same | 6 in |
| Guadalupe Mountains National Park | 216 mi | 53°F | 54°F cooler | 11 in |
| Carlsbad Caverns National Park | 223 mi | 61°F | 46°F cooler | 11 in |
| Enchanted Rock State Natural Area | 282 mi | 69°F | 38°F cooler | 35 in |
| Bexar County | 287 mi | 72°F | 35°F cooler | 41 in |
Best time to visit Big Bend National Park
Go in February, March, April, May, September, October, November and December. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, July and August - expect the least comfortable mix of heat, cold or rain.
What this means for Big Bend National Park
Today is slightly warmer than average for August. The forecast high of 102°F is 3.6°F above the 98°F typical for this month.
Rain is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 67°F.
What to pack, what to skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Sunglasses, a brimmed hat and SPF 30+
- Avoid long hikes after mid-morning; start at dawn or leave it for a cooler day.
- If your dates are flexible, avoid January, July and August - historically the least comfortable months here.
Summary
Big Bend National Park is a national park in Texas. Big Bend National Park is a US national park known for Rio Grande canyons and desert stars.
Right now it is 85°F (30°C) in Big Bend National Park with clear. It feels like 85°F. Today runs from 80°F to 102°F. Chance of precipitation is 3%. Sightseeing conditions score 8.8/10 - excellent - go now.
The best time to visit Big Bend National Park is February, March, April, May, September, October, November and December. The climate is hot and arid. January, July and August tend to be the least comfortable months. June is the warmest month with average highs near 100°F, while January is the coldest with lows near 45°F.
Nearby highlights include Rio Grande, Guadalupe Mountains National Park and Carlsbad Caverns National Park.
In plain terms. Today is slightly warmer than average for August. The forecast high of 102°F is 3.6°F above the 98°F typical for this month. The best window to be outside is roughly 7 AM to 10 AM, when temperature, rain chance and wind line up best. swimming is the strongest bet in Big Bend National Park today at 9.9/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Big Bend National Park
| Type | National park |
|---|---|
| State | Texas |
| Country | United States |
| Continent | North America |
| Coordinates | 29°7′39″N 103°14′33″W (29.1275, -103.2425) |
| Established | 1944 |
| Known for | Rio Grande canyons and desert stars |
| Local time | 4:17 AM (UTC-05:00) |
| Best months | February, March, April, May, September, October, November and December |
| Climate | Hot and arid |
Weather map for Big Bend National Park
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Explore Big Bend National Park
Every topic we hold for this place, and the same topic for the places around it.
Climate for related places
Frequently asked questions
Where is Big Bend National Park?
Big Bend National Park is a national park in Texas. Its coordinates are 29.1275, -103.2425. It lies in North America.
What is the weather like in Big Bend National Park right now?
It is currently 85°F (30°C) with clear. Humidity is 39% and wind is 8 mph.
When is the best time to visit Big Bend National Park?
February, March, April, May, September, October, November and December offer the most comfortable conditions in Big Bend National Park, which has a hot and arid climate. January, July and August are usually the hardest months for outdoor plans.
What time zone is Big Bend National Park in?
Big Bend National Park observes America/Chicago (UTC-05:00). The local time is 4:17 AM.
What are the top things to do in Big Bend National Park?
Popular options include Rio Grande, Guadalupe Mountains National Park and Carlsbad Caverns National Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (national-parks) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 21, 2026 at 4:17 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
