February weather forecastPort Isabel, TX
February
Weather in February
The last month of the winter, February, is a pleasant month in Port Isabel, Texas, with an average temperature ranging between min 62.2°F (16.8°C) and max 69.4°F (20.8°C).Temperature
The average high-temperature in February, at an agreeable 69.4°F (20.8°C), reveals a modest deviation from January's 67.1°F (19.5°C). Port Isabel's average low temperature, barely cooler than the daytime high, steadies at a refreshing 62.2°F (16.8°C) during February.Humidity
The average relative humidity in February is 79%.Rainfall
In Port Isabel, in February, it is raining for 9.4 days, with typically 0.71" (18mm) of accumulated precipitation. Throughout the year, there are 143.2 rainfall days, and 21.38" (543mm) of precipitation is accumulated.Ocean temperature
The month with the coldest seawater is February, with an average ocean temperature of 66.7°F (19.3°C).Note: Swimming in water at 66.7°F (19.3°C) is not a pleasurable experience for most. The task of managing breathing becomes more challenging as the water temperature descends from 69.8°F (21°C) to 59°F (15°C).
Daylight
In Port Isabel, the average length of the day in February is 11h and 17min.On the first day of February, sunrise is at 7:12 am and sunset at 6:11 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:30 pm CST.
Sunshine
In February, the average sunshine is 7h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: In February, the maximum UV index of 5 transforms into these recommendations:
Exercise prevention - Warding off sunburn is urged. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in February
Port Isabel, TX
- Average high temperature in February: 69.4°F
The warmest month (with the highest average high temperature) is August (88°F).
The month with the lowest average high temperature is January (67.1°F).
- Average low temperature in February: 62.2°F
The month with the highest average low temperature is August (82°F).
The coldest month (with the lowest average low temperature) is January (59.5°F).
Average pressure in February
Port Isabel, TX
- Average pressure in February: 30.03"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are May and June (29.88"Hg).
Average wind speed in February
Port Isabel, TX
- Average wind speed in February: 13.7mph
The windiest month (with the highest average wind speed) is April (14.2mph).
The calmest month (with the lowest average wind speed) is September (10.9mph).
Average humidity in February
Port Isabel, TX
- Average humidity in February: 79%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (72%).
Average rainfall in February
Port Isabel, TX
- Average rainfall in February: 0.71"
The wettest month (with the highest rainfall) is September (4.13").
The driest month (with the least rainfall) is April (0.51").
Average rainfall days in February
Port Isabel, TX
- Average rainfall days in February: 9.4 days
The month with the highest number of rainy days is September (19.8 days).
The month with the least rainy days is March (8.2 days).
Average sea temperature in February
Port Isabel, TX
- Average sea temperature in February: 66.7°F
The best month for swimming (with the highest average sea temperature) is August (85.1°F).
The coldest month (with the lowest average sea temperature) is February (66.7°F).
Average daylight in February /
Average sunshine in February
Port Isabel, TX
- Average daylight in February: 11h and 18min
The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 30min).
- Average sunshine in February: 7h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in February
Port Isabel, TX
- Average sunshine days in February: 16.4 days
The month with the most sunshine days is March (20.7 days).
The month with the least sunshine days is September (7.2 days).
Average UV index in February
Port Isabel, TX
- Average UV index in February: 5
The months with the highest UV index are April, May, June, July, August and September (UV index 7).
The months with the lowest UV index are January, February and December (UV index 5).
Average cloud cover in February
Port Isabel, TX
- Average cloud cover in February: 44
The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in February
Port Isabel, TX
- Average visibility in February: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





