Winchester climate

Winchester Weather in May

NOAA 1991-2020 normals for Winchester, 0.6 km from Winchester

Average highs run from 71°F on May 1 to 79°F on May 31, and lows from 47°F to 57°F. Normal precipitation for the month is 4.81 in over about 11 wet days.

May day by day

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

Normal daily high and low temperature at Winchester, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
75°F
Average low
52°F
Precipitation
4.81 in
Record high
103°FMay 31, 1934
Record low
26°FMay 10, 1966
Chance of a freeze
17%
Days of 90°F or more
0.8
Daylight
13 h 54 min to 14 h 46 min
Cloud cover
64%
Humidity
77%
Dew point
56°F
Wind
9.6 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 171°F47°F89°F 189928°F 190336%0%
May 271°F47°F90°F 190130°F 191136%0%
May 371°F48°F93°F 192830°F 200536%0%
May 471°F48°F91°F 195229°F 200536%0%
May 572°F48°F93°F 194329°F 200536%0%
May 672°F49°F91°F 189630°F 194436%0%
May 772°F49°F91°F 189629°F 190636%0%
May 873°F49°F91°F 189633°F 198936%0%
May 973°F50°F93°F 189631°F 190636%0%
May 1073°F50°F96°F 192826°F 196636%0%
May 1173°F50°F90°F 201132°F 190737%0%
May 1274°F51°F94°F 195630°F 199637%0%
May 1374°F51°F94°F 195634°F 202136%0%
May 1474°F51°F91°F 193232°F 189536%0%
May 1575°F52°F91°F 192933°F 192636%0%
May 1675°F52°F91°F 202532°F 199736%0%
May 1775°F53°F92°F 200134°F 200836%0%
May 1875°F53°F92°F 199634°F 200236%0%
May 1976°F53°F91°F 199634°F 200236%0%
May 2076°F54°F93°F 199638°F 198136%0%
May 2176°F54°F94°F 192532°F 189536%0%
May 2277°F54°F93°F 192533°F 200236%0%
May 2377°F55°F92°F 193934°F 196336%0%
May 2477°F55°F94°F 192139°F 193536%0%
May 2578°F55°F93°F 195329°F 192536%0%
May 2678°F56°F94°F 195333°F 192535%0%
May 2778°F56°F92°F 191133°F 199235%0%
May 2879°F56°F94°F 201833°F 199235%0%
May 2979°F57°F95°F 192136°F 190135%0%
May 3079°F57°F98°F 193437°F 194735%0%
May 3179°F57°F103°F 193436°F 193035%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Winchester, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

May 1
sunrise 6:02 AM, sunset 7:56 PM
May 31
sunrise 5:37 AM, sunset 8:23 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00119331 (Winchester), public domain. Records: NOAA GHCN-Daily, station USC00114442, 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.