Haw River, NC climate
Haw River has mild winters and warm summers. A typical July afternoon reaches 89°, a January night drops to 29°, and about 2 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Haw River feels like
Winter
Spring
Summer
Fall
Haw River 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 | 50° | 29° | 3.5" | 1.1" | 10 | 1 | 35° – 46° |
| February | 54° | 32° | 2.8" | 0.4" | 9 | 1 | 34° – 50° |
| March | 62° | 38° | 4.1" | 0.2" | 10 | 0 | 43° – 58° |
| April | 72° | 46° | 3.6" | 0 | 10 | 0 | 54° – 64° |
| May | 79° | 55° | 3.6" | 0 | 10 | 0 | 62° – 72° |
| June | 86° | 64° | 4.2" | 0 | 10 | 0 | 71° – 79° |
| July | 89° | 68° | 4.4" | 0 | 11 | 0 | 75° – 82° |
| August | 87° | 67° | 4.2" | 0 | 10 | 0 | 73° – 82° |
| September | 81° | 60° | 4.7" | 0 | 9 | 0 | 67° – 75° |
| October | 72° | 47° | 3.2" | 0 | 8 | 0 | 56° – 65° |
| November | 61° | 37° | 3.3" | 0 | 8 | 0 | 44° – 56° |
| December | 53° | 32° | 3.4" | 0.1" | 10 | 0 | 34° – 54° |
| Year | 71° | 48° | 45.0" | 1.8" | 116 | 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 Haw River
Haw River gets 45 inches of rain and melted snow a year. September is the wettest month and February the driest. Rain or snow falls on about 116 days a year.
About 215 frost-free days a year
In half of years the last 32° night comes by April 4 and the first one by November 3. That leaves about 215 frost-free days for gardens, longer than 80% of U.S. towns.
Heating and cooling a home in Haw River
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Haw River, 69% of that work is heating and 31% 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.
Haw River and its neighbors
Haw River borders 3 towns with climate data. January nights across them vary by 0.5°. Green Level has both the coldest January nights (29°) and the hottest July afternoons (89°). Haw River’s January low is 29° and its July high 89°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Haw River 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 Haw River averaged 1.1° warmer than the 1900s. The biggest change is in December (+2.5°). The shift is smaller than in 62% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Haw River’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 34° to 54°. July is the most reliable, staying within 7°.
Common questions about Haw River’s climate
What is the coldest month in Haw River?
January, with a typical high of 50° and a low of 29°.
What is the hottest month in Haw River?
July, with a typical high of 89° and a low of 68°. About 54 days a year reach 90°.
How much snow does Haw River get?
About 2 inches in a normal winter, most of it in January.
When is the first frost in Haw River?
In half of years the first 32° night comes by November 3, and the last spring frost by April 4.
What is the rainiest month in Haw River?
September, with 4.7 inches of rain and melted snow. The year totals 45 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Haw River itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Graham 2 Ene, NC (3 mi, snow) and Haw Rvr 1e, NC (2 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.