Durham, NC Weather
Durham hourly forecast: next 24 hours
Today's high of 86°F (30°C) is about 4°F (2°C) above the typical September high of 82°F (28°C).
Current conditions in detail
Durham weather tomorrow (Thursday, September 17)
Tomorrow in Durham looks sunny, with a high of 89° and an overnight low of 64°. Rain is unlikely (3% chance). Winds top out near 6 mph, and the UV index reaches 7 (high).
Durham 14-day forecast
About the weather in Durham
Weather in Durham follows a humid subtropical pattern. The warmest and coolest months, July and January, average 90°F (32°C) and 50°F (10°C) by day; nights in those months run 72°F (22°C) and 33°F (0°C).
Durham weather: quick facts
- Hottest month: July - highs near 90°F (32°C)
- Coldest month: January - highs near 50°F (10°C)
- Decade extremes (2015-2024): 102°F (39°C) high · 5°F (-15°C) low
- Wettest month: September (11 rainy days) · Sunniest: June (11.7 h sun/day)
- Climate type: humid subtropical
- Annual swing: 22°C between the average warmest and coolest month · day to night: 10°C
- Snow: about 2 days a year
- Months averaging 30°C or hotter: 3
- Average humidity: 71%
Temperatures through the year
January sits at the other end of the year: 50°F (10°C) by day, 33°F (0°C) at night. July is the warm end of the year, averaging 90°F (32°C) by day and 72°F (22°C) overnight. Snow falls on roughly 2 days a year, mostly January through February.
Rain, sun and snow
Three of the twelve months pair mild highs with fewer than twelve wet days; the longest unbroken run is April through May. The wettest month is September (6.3 inches (160 mm) across 11 days) and the driest October. June is the brightest month at 11.7 hours of sun a day, against an annual average of 9.0. The gridded 2015-2024 daily record for this location tops out at 102°F (39°C) and bottoms at 5°F (-15°C) - decade extremes, not all-time station records.
Season by season
Spring (March through May)
Through spring, Durham brings comfortable warmth: 71°F (22°C) by day, 51°F (10°C) after dark, and rain falls on around 31 of the 90 days.
Summer (June through August)
Summer in Durham brings hot afternoons, with daytime highs averaging 88°F (31°C) and nights around 70°F (21°C); rain falls on around 37 of the 90 days. Daylight is generous - around 11.3 hours of sun a day. With the moisture factored in, afternoons feel hotter than the reading suggests - the humidity and dew point converter shows why.
Fall (September through November)
Through fall, Durham is pleasantly warm: 72°F (22°C) by day, 54°F (12°C) after dark, and expect showers on roughly 25 days across the season.
Winter (December through February)
Winter in Durham runs cold, with daytime highs averaging 53°F (12°C) and nights around 36°F (2°C); expect showers on roughly 28 days across the season, plus about 2 snowy days.
Average temperatures in Durham by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 50° | 33° | 10 | 4.1 in | 6.7 h/day | 70% |
| February | 56° | 37° | 9 | 3.5 in | 6.9 h/day | 69% |
| March | 62° | 42° | 11 | 3.6 in | 8.0 h/day | 66% |
| April | 72° | 50° | 9 | 3.9 in | 10.0 h/day | 64% |
| May | 79° | 60° | 11 | 4.6 in | 10.3 h/day | 69% |
| June | 86° | 67° | 11 | 3.7 in | 11.7 h/day | 70% |
| July | 90° | 72° | 14 | 4.1 in | 11.5 h/day | 73% |
| August | 87° | 70° | 13 | 4.5 in | 10.8 h/day | 76% |
| September | 82° | 65° | 11 | 6.3 in | 9.3 h/day | 76% |
| October | 72° | 54° | 7 | 3.3 in | 8.7 h/day | 74% |
| November | 61° | 43° | 7 | 3.4 in | 7.7 h/day | 71% |
| December | 55° | 38° | 9 | 4.1 in | 6.6 h/day | 74% |