When to go · San Antonio
San Antonio, month by month
The best months for San Antonio: Mar, Apr, Oct, Nov. Months to avoid: Jun, Jul, Aug.
Month by month
- JanuaryMixedOutside the best window (Mar–Apr, Oct–Nov). Across United States: Cold and snowy north and in the mountains; Florida, Hawaii and the desert Southwest are the picks.17 °C (63 °F) / 5 °C (41 °F), 7 rain days63 °F (17 °C) / 41 °F (5 °C), 7 rain daysCrowds: Low
- FebruaryMixedOutside the best window (Mar–Apr, Oct–Nov). Across United States: Still winter north; ski season in the Rockies; Presidents' Day weekend busy. Mardi Gras in New Orleans (date varies).19 °C (66 °F) / 7 °C (45 °F), 6 rain days66 °F (19 °C) / 45 °F (7 °C), 6 rain daysCrowds: Low · 1 festival or holiday
- MarchGreatInside San Antonio's best window: Mar–Apr, Oct–Nov.23 °C (73 °F) / 11 °C (52 °F), 7 rain days73 °F (23 °C) / 52 °F (11 °C), 7 rain daysCrowds: Medium · 2 festivals or holidays
- AprilGreatInside San Antonio's best window: Mar–Apr, Oct–Nov.27 °C (81 °F) / 15 °C (59 °F), 6 rain days81 °F (27 °C) / 59 °F (15 °C), 6 rain daysCrowds: Medium · 1 festival or holiday
- MayGoodOutside the best window (Mar–Apr, Oct–Nov). Across United States: Warm and green; Memorial Day (last Monday) opens the summer season; timed-entry systems start at some parks.30 °C (86 °F) / 19 °C (66 °F), 7 rain days86 °F (30 °C) / 66 °F (19 °C), 7 rain daysCrowds: Medium · 1 festival or holiday
- JuneAvoidListed as a month to avoid: Jun–Aug (heat and humidity), Fiesta week if you want quiet.33 °C (91 °F) / 23 °C (73 °F), 6 rain days91 °F (33 °C) / 73 °F (23 °C), 6 rain daysCrowds: High
- JulyAvoidListed as a month to avoid: Jun–Aug (heat and humidity), Fiesta week if you want quiet.35 °C (95 °F) / 24 °C (75 °F), 5 rain days95 °F (35 °C) / 75 °F (24 °C), 5 rain daysCrowds: High · 1 festival or holiday
- AugustAvoidListed as a month to avoid: Jun–Aug (heat and humidity), Fiesta week if you want quiet.36 °C (97 °F) / 24 °C (75 °F), 5 rain days97 °F (36 °C) / 75 °F (24 °C), 5 rain daysCrowds: High
- SeptemberGoodOutside the best window (Mar–Apr, Oct–Nov). Across United States: After Labor Day the crowds drop and parks stay open; Florida and the Gulf are at hurricane peak.32 °C (90 °F) / 21 °C (70 °F), 7 rain days90 °F (32 °C) / 70 °F (21 °C), 7 rain daysCrowds: Medium · 1 festival or holiday
- OctoberGreatInside San Antonio's best window: Mar–Apr, Oct–Nov.28 °C (82 °F) / 16 °C (61 °F), 6 rain days82 °F (28 °C) / 61 °F (16 °C), 6 rain daysCrowds: Medium
- NovemberGreatInside San Antonio's best window: Mar–Apr, Oct–Nov.22 °C (72 °F) / 10 °C (50 °F), 6 rain days72 °F (22 °C) / 50 °F (10 °C), 6 rain daysCrowds: Medium · 1 festival or holiday
- DecemberMixedOutside the best window (Mar–Apr, Oct–Nov). Across United States: Holiday lights in New York, ski season opens; flights and hotels peak around Christmas and New Year.18 °C (64 °F) / 6 °C (43 °F), 7 rain days64 °F (18 °C) / 43 °F (6 °C), 7 rain daysCrowds: High · 1 festival or holiday
Compare two months
Weather, crowds and prices for any two months in San Antonio, side by side.
Verdict
Mar: Great
Apr: Great
Daytime high
Mar: 23 °C (73 °F)73 °F (23 °C)
Apr: 27 °C (81 °F)81 °F (27 °C)
Night low
Mar: 11 °C (52 °F)52 °F (11 °C)
Apr: 15 °C (59 °F)59 °F (15 °C)
Rain days
Mar: 7
Apr: 6 (better)
Crowds
Mar: Medium
Apr: Medium
Prices
Mar: Medium
Apr: Medium
Festivals listed
Mar: 2
Apr: 1
March: Inside San Antonio's best window: Mar–Apr, Oct–Nov.
April: Inside San Antonio's best window: Mar–Apr, Oct–Nov.
San Antonio: figures are long-term averages from this guide, not a forecast.