Roan Mountain climate

Roan Mountain Weather in May

NOAA 1991-2020 normals for Roan Mtn 3SW, 4.3 km from Roan Mountain

Average highs run from 69°F on May 1 to 73°F on May 31, and lows from 43°F to 51°F. Normal precipitation for the month is 4.80 in.

May day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Roan Mountain, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
71°F
Average low
47°F
Precipitation
4.80 in
Record high
97°FMay 31, 1895
Record low
28°FMay 8, 1989
Chance of a freeze
50%
Daylight
13 h 41 min to 14 h 27 min
Cloud cover
65%
Humidity
78%
Dew point
54°F
Wind
4.3 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
May 169°F43°F90°F 189933°F 2018
May 269°F44°F89°F 189932°F 1909
May 370°F44°F91°F 189932°F 2004
May 470°F44°F92°F 189930°F 1986
May 570°F44°F94°F 200830°F 1940
May 670°F45°F91°F 200836°F 1983
May 770°F45°F92°F 200833°F 2020
May 870°F45°F92°F 200828°F 1989
May 970°F45°F94°F 200832°F 1989
May 1071°F46°F94°F 189628°F 1906
May 1171°F46°F93°F 189634°F 1941
May 1271°F46°F95°F 190932°F 2020
May 1371°F46°F90°F 200833°F 1996
May 1471°F47°F90°F 190036°F 1941
May 1571°F47°F89°F 189631°F 1997
May 1671°F47°F92°F 189634°F 1997
May 1771°F47°F91°F 189633°F 1984
May 1871°F48°F91°F 189635°F 2002
May 1972°F48°F92°F 202633°F 2002
May 2072°F48°F91°F 189837°F 1993
May 2172°F48°F95°F 189832°F 20020%
May 2272°F49°F94°F 194132°F 20020%
May 2372°F49°F91°F 190338°F 20020%
May 2472°F49°F90°F 189639°F 20130%
May 2572°F49°F92°F 190440°F 20130%
May 2673°F50°F92°F 190437°F 19880%
May 2773°F50°F92°F 190438°F 19940%
May 2873°F50°F93°F 194138°F 18950%
May 2973°F50°F95°F 194438°F 19020%
May 3073°F51°F95°F 189541°F 19840%
May 3173°F51°F97°F 189535°F 19840%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Roan Mountain, in percent, and of at least 0.1 inch of snowfall.00.21102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

May 1
sunrise 6:35 AM, sunset 8:16 PM
May 31
sunrise 6:13 AM, sunset 8:40 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00407770 (Roan Mtn 3SW), public domain. Records: NOAA GHCN-Daily, station USC00402806, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.