When to go · Port Isabel
Port Isabel, month by month
The best months for Port Isabel: Jan, Feb, Mar, Apr, Nov, Dec. Months to avoid: Jul, Aug, Sep.
Month by month
- JanuaryGreatInside Port Isabel's best window: Nov–Apr (mild, dry); Mar–Apr for fishing and wind.22 °C / 11 °C, 6 rain days72 °F / 52 °F, 6 rain daysCrowds: Low
- FebruaryGreatInside Port Isabel's best window: Nov–Apr (mild, dry); Mar–Apr for fishing and wind.23 °C / 12 °C, 5 rain days73 °F / 54 °F, 5 rain daysCrowds: Low · 1 festival or holiday
- MarchGreatInside Port Isabel's best window: Nov–Apr (mild, dry); Mar–Apr for fishing and wind.26 °C / 15 °C, 5 rain days79 °F / 59 °F, 5 rain daysCrowds: Medium · 2 festivals or holidays
- AprilGreatInside Port Isabel's best window: Nov–Apr (mild, dry); Mar–Apr for fishing and wind.28 °C / 18 °C, 5 rain days82 °F / 64 °F, 5 rain daysCrowds: Medium · 1 festival or holiday
- MayGoodOutside the best window (Nov–Apr (mild, dry); Mar–Apr for fishing and wind). Across United States: Warm and green; Memorial Day (last Monday) opens the summer season; timed-entry systems start at some parks.30 °C / 22 °C, 6 rain days86 °F / 72 °F, 6 rain daysCrowds: Medium · 1 festival or holiday
- JuneGoodOutside the best window (Nov–Apr (mild, dry); Mar–Apr for fishing and wind). Across United States: Rockies and northern parks open; desert heat builds; hurricane season starts. Book parks months ahead.32 °C / 24 °C, 7 rain days90 °F / 75 °F, 7 rain daysCrowds: High
- JulyAvoidListed as a month to avoid: Jul–Sep (heat, humidity, peak tropical-storm month is September); mid-March Texas Week Spring Break.33 °C / 25 °C, 6 rain days91 °F / 77 °F, 6 rain daysCrowds: High · 1 festival or holiday
- AugustAvoidListed as a month to avoid: Jul–Sep (heat, humidity, peak tropical-storm month is September); mid-March Texas Week Spring Break.33 °C / 25 °C, 7 rain days91 °F / 77 °F, 7 rain daysCrowds: High
- SeptemberAvoidListed as a month to avoid: Jul–Sep (heat, humidity, peak tropical-storm month is September); mid-March Texas Week Spring Break.32 °C / 23 °C, 9 rain days90 °F / 73 °F, 9 rain daysCrowds: Medium · 1 festival or holiday
- OctoberGoodOutside the best window (Nov–Apr (mild, dry); Mar–Apr for fishing and wind). Across United States: Best all-round month: New England foliage, desert parks, cooler cities. High roads start closing late in the month.29 °C / 19 °C, 6 rain days84 °F / 66 °F, 6 rain daysCrowds: Medium
- NovemberGreatInside Port Isabel's best window: Nov–Apr (mild, dry); Mar–Apr for fishing and wind.26 °C / 15 °C, 5 rain days79 °F / 59 °F, 5 rain daysCrowds: Medium · 1 festival or holiday
- DecemberGreatInside Port Isabel's best window: Nov–Apr (mild, dry); Mar–Apr for fishing and wind.23 °C / 12 °C, 6 rain days73 °F / 54 °F, 6 rain daysCrowds: High · 1 festival or holiday