Oak Island, TX climate
Oak Island has warm winters and warm summers, with plenty of rain. A typical July afternoon reaches 90°, a January night drops to 46°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Oak Island feels like
Winter
Spring
Summer
Fall
Oak Island weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 61° | 46° | 4.7" | 0 | 9 | 0 | 48° – 61° |
| February | 64° | 50° | 3.2" | 0 | 8 | 0 | 48° – 65° |
| March | 70° | 56° | 3.5" | 0 | 8 | 0 | 57° – 70° |
| April | 75° | 62° | 3.5" | 0 | 6 | 0 | 64° – 72° |
| May | 82° | 70° | 4.6" | 0 | 6 | 0 | 73° – 79° |
| June | 87° | 76° | 5.6" | 0 | 9 | 0 | 79° – 84° |
| July | 90° | 78° | 4.8" | 0 | 9 | 0 | 81° – 86° |
| August | 90° | 78° | 5.8" | 0 | 9 | 0 | 80° – 88° |
| September | 87° | 74° | 6.1" | 0 | 9 | 0 | 77° – 85° |
| October | 80° | 65° | 5.2" | 0 | 6 | 0 | 69° – 77° |
| November | 70° | 55° | 4.3" | 0 | 6 | 0 | 57° – 68° |
| December | 64° | 48° | 4.4" | 0.2" | 9 | 0 | 49° – 60° |
| Year | 77° | 63° | 55.5" | 0.2" | 92 | 0 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Oak Island
Oak Island gets 56 inches of rain and melted snow a year. September is the wettest month and February the driest. Rain or snow falls on about 92 days a year.
About 302 frost-free days a year
In half of years the last 32° night comes by February 12 and the first one by December 6. That leaves about 302 frost-free days for gardens, longer than 95% of U.S. towns.
Heating and cooling a home in Oak Island
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Oak Island, 33% of that work is heating and 67% is cooling, so air conditioning is the bigger bill.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
How Oak Island compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Oak Island averaged 1.3° warmer than the 1900s. The biggest change is in February (+2.4°). The shift is larger than in 56% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Oak Island’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 48° to 65°. July is the most reliable, staying within 5°.
Common questions about Oak Island’s climate
What is the coldest month in Oak Island?
January, with a typical high of 61° and a low of 46°.
What is the hottest month in Oak Island?
August, with a typical high of 90° and a low of 78°. About 68 days a year reach 90°.
How much snow does Oak Island get?
Almost none. A normal year brings 0.2 inches.
When is the first frost in Oak Island?
In half of years the first 32° night comes by December 6, and the last spring frost by February 12.
What is the rainiest month in Oak Island?
September, with 6.1 inches of rain and melted snow. The year totals 56 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Oak Island itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Anahuac, TX (9 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.