Texas month by month
The next 12 months outside in Texas: what the weather usually does in Houston, San Antonio and Dallas, and what's already on the calendar. Races and programs further out are still being posted, so the later months fill in over time.
October 2026
300 events listed
- Houston
- 82° / 63°
- Rain or snow 1 day in 6
- San Antonio
- 82° / 59°
- Rain or snow 1 day in 4
- Dallas
- 80° / 59°
- Rain or snow 1 day in 5
- Day of the Dead Half Marathon - GalvestonSat, Oct 10 · 6:55 AM · half marathon · Stewart Beach, Galveston
- Texas Roots (5k & 10k + 1-Mile)Sat, Oct 10 · 7:00 AM · 5K, 10K, 1 mile · Mission
- The Mammoth Trail Run 2026 - 100K / 50K / 25K / 10K / 5K and Mighty Mammoth 1K Kids DashSat, Oct 10 · 7:00 AM · 100K, 50K, 25K, 10K, 5K, 1K · High Hope Ranch, Glen Rose
November 2026
254 events listed
- Houston
- 72° / 53°
- Rain or snow 1 day in 6
- San Antonio
- 71° / 49°
- Rain or snow 1 day in 4
- Dallas
- 68° / 48°
- Rain or snow 1 day in 5
December 2026
134 events listed
- Houston
- 65° / 46°
- Rain or snow 1 day in 5
- San Antonio
- 64° / 41°
- Rain or snow 1 day in 4
- Dallas
- 59° / 40°
- Rain or snow 1 day in 4
January 2027
74 events listed
- Houston
- 63° / 44°
- Rain or snow 1 day in 5
- San Antonio
- 63° / 40°
- Rain or snow 1 day in 4
- Dallas
- 58° / 38°
- Rain or snow 1 day in 4
- Canyon of the Eagles New Year's Trail Challenge · 100K & 50K ULTRA, Marathon, 13.1M Run & Ruck, 10K, 5K • Last Runner StandingFri, Jan 1 · 10:00 AM · marathon, 100K, 50K, 10K, 5K · Burnet
- New Year. New Me 5k Run (10k + 1-Mile)Sat, Jan 2 · 8:00 AM · 5K, 10K, 1 mile · Mission
- Time Travel Half-Marathon/5K/10K - DallasSat, Jan 2 · 9:00 AM · half marathon, 5K, 10K · Audubon Park, Garland
February 2027
71 events listed
- Houston
- 67° / 49°
- Rain or snow 1 day in 5
- San Antonio
- 68° / 44°
- Rain or snow 1 day in 3
- Dallas
- 62° / 42°
- Rain or snow 1 day in 4
March 2027
73 events listed
- Houston
- 73° / 54°
- Rain or snow 1 day in 6
- San Antonio
- 74° / 51°
- Rain or snow 1 day in 4
- Dallas
- 70° / 49°
- Rain or snow 1 day in 4
April 2027
24 events listed
- Houston
- 79° / 61°
- Rain or snow 1 day in 6
- San Antonio
- 80° / 57°
- Rain or snow 1 day in 4
- Dallas
- 77° / 57°
- Rain or snow 1 day in 4
May 2027
Nothing listed yet
- Houston
- 86° / 69°
- Rain or snow 1 day in 6
- San Antonio
- 86° / 66°
- Rain or snow 1 day in 4
- Dallas
- 85° / 66°
- Rain or snow 1 day in 3
Listings for May are still coming in. Check back closer to the date.
June 2027
Nothing listed yet
- Houston
- 91° / 75°
- Rain or snow 1 day in 4
- San Antonio
- 92° / 72°
- Rain or snow 1 day in 4
- Dallas
- 93° / 74°
- Rain or snow 1 day in 4
Listings for June are still coming in. Check back closer to the date.
July 2027
Nothing listed yet
- Houston
- 93° / 77°
- Rain or snow 1 day in 4
- San Antonio
- 94° / 74°
- Rain or snow 1 day in 5
- Dallas
- 97° / 78°
- Rain or snow 1 day in 6
Listings for July are still coming in. Check back closer to the date.
August 2027
Nothing listed yet
- Houston
- 94° / 77°
- Rain or snow 1 day in 4
- San Antonio
- 95° / 74°
- Rain or snow 1 day in 6
- Dallas
- 97° / 77°
- Rain or snow 1 day in 6
Listings for August are still coming in. Check back closer to the date.
September 2027
Nothing listed yet
- Houston
- 90° / 72°
- Rain or snow 1 day in 5
- San Antonio
- 90° / 69°
- Rain or snow 1 day in 4
- Dallas
- 90° / 70°
- Rain or snow 1 day in 5
Listings for September are still coming in. Check back closer to the date.
Typical weather is the NOAA 1991–2020 average at the nearest weather station to each city.
