# Climate Insights for Port Lavaca

*Source: [Airpult](https://airpult.com/climate/us/port-lavaca/8894722457): Skagit County, Texas, United States*

The climate in Port Lavaca is warm and mild. The average annual temperature is 23°C and approximately 934mm of precipitation falls per year. Port Lavaca receives a notable amount of rainfall throughout the year, including during its driest month. Port Lavaca is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are January, February, December, when temperatures can drop to 10°C.

## Key insights

- **Hottest month:** August (peak 33°C)
- **Coldest month:** January (low 10°C)
- **Wettest month:** June (117 mm)
- **Best time to visit:** February, March, April

## Monthly climate data

The table below shows monthly climate averages for Port Lavaca based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

| Month | Avg low (°C) | Avg high (°C) | Mean (°C) | Precip (mm) | Wind (km/h) | Snow (cm) |
| --- | ---: | ---: | ---: | ---: | ---: | ---: |
| Jan | 10 | 19 | 14 | 74 | 15 | 0 |
| Feb | 12 | 20 | 16 | 37 | 16 | 0 |
| Mar | 17 | 24 | 20 | 67 | 17 | 0 |
| Apr | 19 | 26 | 22 | 60 | 17 | 0 |
| May | 23 | 29 | 26 | 97 | 17 | 0 |
| Jun | 26 | 32 | 28 | 117 | 15 | 0 |
| Jul | 26 | 32 | 29 | 88 | 14 | 0 |
| Aug | 26 | 33 | 29 | 96 | 13 | 0 |
| Sep (current) | 24 | 31 | 28 | 110 | 12 | 0 |
| Oct | 20 | 28 | 24 | 59 | 13 | 0 |
| Nov | 15 | 24 | 19 | 67 | 14 | 0 |
| Dec | 12 | 21 | 16 | 63 | 14 | 0 |

## Temperature

Temperatures in Port Lavaca vary considerably across the year, with a 23°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 33°C and the mean temperature sits around 29°C. January is the coolest month, with minimum temperatures around 10°C and an average of 14°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows. The sharpest temperature change occurs between October and November, with a 5°C shift in average temperatures.

## Precipitation

Port Lavaca is a moderately rainy area, receiving approximately 934mm of precipitation annually, which averages out to around 78mm per month. The wettest month is June, averaging 117mm of rainfall. September and May also tend to see above-average precipitation. The driest month is February, with just 37mm. That's 81mm less than June, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.

## Wind

Port Lavaca is mildly breezy, with an average annual wind speed of 15km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 17km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 12km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5km/h gap between the calmest and windiest months.

## Seasons

Currently it is **summer** (astronomical) / **fall** (meteorological) in Port Lavaca.
Autumn begins September 23, 2026 (8 days from now).

| Season | Begins |
| --- | --- |
| Spring | March 20 |
| Summer | June 21 |
| Autumn | September 23 |
| Winter | December 21 |

It is currently summer in Port Lavaca, which began on June 21, 2026. Port Lavaca is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 33°C, while the coldest stretch bottoms out in January near 10°C. Autumn is next, beginning on September 23, 2026 (8 days from now).

### Spring

Temperatures range from 17 to 29°C. Precipitation is moderate at around 224mm for the season, averaging 75mm per month. Winds are moderate at around 17km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

### Summer

Temperatures range from 26 to 33°C. Rainfall is heavy, totalling around 302mm across the season with a monthly average of 101mm. Winds are generally light, averaging 14km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

### Autumn

Temperatures range from 15 to 31°C. Precipitation is moderate at around 236mm for the season, averaging 79mm per month. Winds are generally light, averaging 13km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

### Winter

Temperatures range from 10 to 21°C. Precipitation is moderate at around 173mm for the season, averaging 58mm per month. Winds are generally light, averaging 15km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

## Best time to visit

Recommended months: February, March, April, October, November, December.

The best time to visit Port Lavaca is during February, March, April, October, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 59mm per month. By contrast, August can be uncomfortably hot with highs reaching 33°C, while January is the coldest period with lows dropping to 10°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.