Old River-Winfree climate

Old River-Winfree Weather in May

NOAA 1991-2020 normals for Baytown, 16.1 km from Old River-Winfree

Average highs run from 81°F on May 1 to 88°F on May 31, and lows from 62°F to 71°F. Normal precipitation for the month is 6.01 in over about 8 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 Old River-Winfree, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
84°F
Average low
67°F
Precipitation
6.01 in
Record high
100°FMay 27, 1906
Record low
40°FMay 1, 1925
Chance of a freeze
0%
Days of 90°F or more
2.5
Daylight
13 h 20 min to 13 h 56 min
Cloud cover
59%
Humidity
76%
Dew point
67°F
Wind
7.6 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation.

DateNormal highNormal lowRecord highRecord lowChance wet
May 181°F62°F94°F 195540°F 192523%
May 281°F63°F94°F 195541°F 190923%
May 381°F63°F95°F 198441°F 192923%
May 481°F63°F93°F 194742°F 191523%
May 582°F64°F95°F 190642°F 201323%
May 682°F64°F98°F 190648°F 192823%
May 782°F64°F93°F 195248°F 192823%
May 882°F65°F92°F 195941°F 191724%
May 983°F65°F93°F 193243°F 191724%
May 1083°F65°F95°F 192743°F 190624%
May 1183°F65°F95°F 195846°F 190624%
May 1283°F66°F96°F 195847°F 193124%
May 1384°F66°F95°F 192546°F 196024%
May 1484°F66°F95°F 195948°F 197124%
May 1584°F67°F92°F 191643°F 197125%
May 1684°F67°F93°F 193346°F 197125%
May 1785°F67°F96°F 192546°F 194525%
May 1885°F67°F97°F 193350°F 194525%
May 1985°F68°F95°F 190450°F 197625%
May 2085°F68°F95°F 195651°F 192525%
May 2186°F68°F94°F 197853°F 192526%
May 2286°F69°F96°F 191753°F 192826%
May 2386°F69°F96°F 200553°F 196726%
May 2486°F69°F95°F 195854°F 194027%
May 2586°F69°F96°F 192053°F 191027%
May 2687°F69°F98°F 195855°F 192527%
May 2787°F70°F100°F 190651°F 196128%
May 2887°F70°F99°F 192848°F 193428%
May 2987°F70°F99°F 195851°F 193428%
May 3087°F70°F98°F 192152°F 198429%
May 3188°F71°F97°F 192152°F 198429%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Old River-Winfree, in percent.01020301102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (CDT).

May 1
sunrise 6:37 AM, sunset 7:57 PM
May 31
sunrise 6:19 AM, sunset 8:15 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00410586 (Baytown), public domain. Records: NOAA GHCN-Daily, station USC00415196, 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.