When to visit San Antonio without the crowds
San Antonio (Texas, United States) is calmest in February and December: fewer people and better prices. It gets busiest in March, April, July and September. Below is every month with crowds, temperatures and festivals.
Best months
Jan–Feb & Nov
When everyone heads home
The first week of May, after Fiesta.
Tip
The River Walk fills at night; the UNESCO-listed missions are free and quiet in the morning.
Month by month
| Month | Crowds | Avg. high | Festivals & holidays |
|---|---|---|---|
| January | 3/5 · moderate | 18 °C (64 °F) | New Year's Day, Martin Luther King, Jr. Day |
| February | 2/5 · calm | 20 °C (68 °F) | Presidents Day |
| March | 4/5 · busy ✦ | 25 °C (77 °F) | |
| April | 4/5 · busy ✦ | 27 °C (81 °F) | Fiesta San Antonio (April) |
| May | 3/5 · moderate | 31 °C (88 °F) | Memorial Day |
| June | 3/5 · moderate | 34 °C (94 °F) | Juneteenth National Independence Day |
| July | 4/5 · busy ⚠ | 36 °C (96 °F) | Independence Day |
| August | 3/5 · moderate ⚠ | 36 °C (97 °F) | |
| September | 4/5 · busy | 33 °C (92 °F) | Labour Day |
| October | 3/5 · moderate | 29 °C (84 °F) | |
| November | 3/5 · moderate | 23 °C (73 °F) | Veterans Day, Thanksgiving Day |
| December | 2/5 · calm | 19 °C (67 °F) | Christmas Day |
⚠ = seasonal heads-up. ✦ = something special to see.
Before you go: seasonal heads-ups
- Extreme heat (Jul–Aug): average highs up to 36 °C (97 °F). Avoid the midday sun.
What to see, and when
- Texas wildflowers (bluebonnets), late March to April.
Crowds are a relative index for each place: 1 is its calmest month and 5 its busiest. Temperatures: Copernicus ERA5, 2016–2025 average. Includes official tourism statistics (National Park Service, San Antonio Missions, 2023-2025). How it works
Frequently asked questions
What is the best month to visit San Antonio without the crowds?
The calmest month is usually February and December (crowds 2/5). In February the average high is 20 °C (68 °F). All the calm months: February and December.
When is San Antonio most crowded?
The busiest season is March, April, July and September. The first week of May, after Fiesta.
What is the weather like in San Antonio?
Average highs range from 18 °C (64 °F) in January to 36 °C (97 °F) in August, from Copernicus ERA5 (2016–2025).
What should I know before going to San Antonio?
Extreme heat (Jul–Aug): average highs up to 36 °C (97 °F). Avoid the midday sun.
What is there to see in San Antonio by season?
Texas wildflowers (bluebonnets), late March to April.
What festivals are there in San Antonio?
The main ones: Fiesta San Antonio (April) (April).