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Durham, NC Weather on May 15

May 15th in Durham, NC typically brings pleasant spring weather, with average highs around 79°F and lows near 55°F. Over 55 years of records, the warmest May 15th was in 2018 (78°F average), while the coldest was 1999 (55°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 29% of May 15th dates historically, with the wettest May 15th recording 8.59" of rain. The last decade has been 5.5°F warmer on this date compared to 20-30 years ago.

By Weather On This Day|
Avg High
79°F
Avg Low
55°F
Record High
92°F
1982
Record Low
38°F
2013
Durham, NC on May 15 — Temperature History20°F40°F60°F80°F100°F19801990200020102020HighLow

What to Expect on May 15

Planning for May 15th in Durham, NC? Great weather for outdoor activities.

May 15 Weather Records for Durham

  • The all-time record high for May 15th in Durham, NC is 92°F, set in 1982.
  • The coldest May 15th on record dropped to 38°F in 2013.
  • Temperatures have reached 90°F or higher on May 15th in 2 of the last 55 years.

Frequently Asked Questions

What was the warmest May 15 ever in Durham?

The warmest May 15 in Durham, NC reached 92°F in 1982. That is 13°F above the long-term average high of 79°F.

What was the coldest May 15 ever in Durham?

The coldest May 15 in Durham, NC dropped to 38°F in 2013. That is 17°F below the long-term average low of 55°F.

What is the average temperature on May 15 in Durham?

On May 15, Durham averages a high of 79°F and a low of 55°F based on 55 years of NOAA weather observations from DURHAM.

How many years of weather data are available for May 15 in Durham?

We have 55 years of weather records for May 15 in Durham, NC, sourced from NOAA's Global Historical Climatology Network. Records include daily high and low temperatures, precipitation, and snowfall data going back to 2025.

May 15 Weather History in Durham

YearHighLowPrecipSnow
202589°F63°F0"--
202478°F61°F0"--
202375°F62°F0"--
202286°F61°F0"--
202176°F40°F0"--
202083°F60°F0"--
201972°F43°F0"--
201888°F69°F0.05"--
201785°F60°F0"--
201667°F48°F0"--
201577°F55°F0"--
201479°F67°F8.59"--
201372°F38°F0"--
201278°F60°F3.05"--
201165°F61°F0"--
201087°F64°F0"--
200979°F62°F0.61"--
200875°F58°F2.01"--
200779°F44°F0"--
200676°F44°F2.54"--
200580°F57°F0"--
200482°F61°F0"--
200377°F48°F0"--
200266°F48°F0"--
200173°F47°F0"--
200077°F54°F0"--
199961°F50°F1.14"--
199886°F46°F0"--
199782°F44°F0"--
199666°F47°F0"--
199582°F64°F0.13"--
199480°F48°F0"--
199375°F54°F0"--
199283°F61°F1.4"--
199187°F66°F0"--
199080°F59°F0"--
1989--52°F0"--
198888°F56°F0"--
198780°F57°F0.3"--
198679°F58°F0.03"--
198582°F62°F0"--
198471°F45°F0"--
198384°F64°F0"--
198292°F56°F0"--
198183°F51°F0"--
198086°F51°F1.22"--
197965°F49°F2.11"--
197868°F46°F0.51"--
197790°F58°F0"--
197682°F62°F0.53"--
197580°F51°F0"--
197482°F50°F0"--
197375°F52°F0"--
197274°F55°F0.66"--
197175°F54°F0"--

Based on 55 years of data from NOAA station: DURHAM

Monthly Climate Averages

Historical temperature and precipitation averages for Durham, NC, based on 55+ years of weather data.

Warmest MonthJulyAvg High: 89°F / Low: 69°F
Coldest MonthJanuaryAvg High: 50°F / Low: 29°F
Jan
50°/ 29°
💧 9.4"
❄️ 2.0"
Feb
54°/ 31°
💧 8.9"
❄️ 1.8"
Mar
63°/ 38°
💧 10.1"
❄️ 2.1"
Apr
72°/ 47°
💧 9.5"
❄️ 1.1"
May
79°/ 55°
💧 9.7"
Jun
86°/ 64°
💧 10.7"
Jul
89°/ 69°
💧 10.6"
Aug
88°/ 67°
💧 11.6"
Sep
82°/ 61°
💧 14.1"
Oct
72°/ 48°
💧 11.8"
Nov
63°/ 39°
💧 10.1"
❄️ 1.6"
Dec
54°/ 32°
💧 9.2"
❄️ 1.6"

Temperatures in Fahrenheit. Precipitation and snowfall in inches.

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