Mar-Mac, NC climate
Mar-Mac has mild winters and warm summers, with plenty of rain. A typical July afternoon reaches 90°, a January night drops to 33°, and about 2 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Mar-Mac feels like
Winter
Spring
Summer
Fall
Mar-Mac 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 | 53° | 33° | 3.6" | 1.3" | 12 | 1 | 38° – 49° |
| February | 57° | 35° | 3.1" | 0 | 10 | 0 | 37° – 55° |
| March | 64° | 40° | 3.8" | 0 | 11 | 0 | 46° – 60° |
| April | 74° | 49° | 3.6" | 0 | 9 | 0 | 57° – 67° |
| May | 80° | 58° | 4.1" | 0 | 10 | 0 | 64° – 75° |
| June | 87° | 66° | 4.8" | 0 | 10 | 0 | 72° – 81° |
| July | 90° | 70° | 5.6" | 0 | 13 | 0 | 76° – 83° |
| August | 88° | 69° | 5.6" | 0 | 11 | 0 | 75° – 82° |
| September | 82° | 63° | 6.3" | 0 | 10 | 0 | 69° – 79° |
| October | 74° | 51° | 3.3" | 0 | 7 | 0 | 59° – 68° |
| November | 64° | 41° | 3.3" | 0 | 8 | 0 | 47° – 58° |
| December | 56° | 35° | 3.5" | 0.7" | 10 | 0 | 35° – 57° |
| Year | 72° | 51° | 50.7" | 2.0" | 121 | 2 |
“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 Mar-Mac
Mar-Mac gets 51 inches of rain and melted snow a year. September is the wettest month and February the driest. Rain or snow falls on about 121 days a year.
About 250 frost-free days a year
In half of years the last 32° night comes by March 15 and the first one by November 18. That leaves about 250 frost-free days for gardens, longer than 90% of U.S. towns.
Heating and cooling a home in Mar-Mac
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Mar-Mac, 56% of that work is heating and 44% is cooling.
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 Mar-Mac 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 Mar-Mac averaged 1.0° warmer than the 1900s. The biggest change is in December (+2.3°). The shift is smaller than in 68% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Mar-Mac’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. December swings the most: between 1991 and 2020 its average temperature ranged from 35° to 57°. August is the most reliable, staying within 7°.
Common questions about Mar-Mac’s climate
What is the coldest month in Mar-Mac?
January, with a typical high of 53° and a low of 33°.
What is the hottest month in Mar-Mac?
July, with a typical high of 90° and a low of 70°. About 61 days a year reach 90°.
How much snow does Mar-Mac get?
About 2 inches in a normal winter, most of it in January.
When is the first frost in Mar-Mac?
In half of years the first 32° night comes by November 18, and the last spring frost by March 15.
What is the rainiest month in Mar-Mac?
September, with 6.3 inches of rain and melted snow. The year totals 51 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Mar-Mac itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Goldsboro 4 Se, NC (5 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.