Sam Rayburn climate

Sam Rayburn Weather in June

NOAA 1991-2020 normals for Sam Rayburn Dam, 6.2 km from Sam Rayburn

Average highs run from 89°F on June 1 to 93°F on June 30, and lows from 70°F to 75°F. Normal precipitation for the month is 5.54 in over about 10 wet days.

June day by day

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

Normal daily high and low temperature at Sam Rayburn, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

June at a glance

Average high
91°F
Average low
73°F
Precipitation
5.54 in
Record high
102°FJun 15, 1998
Record low
50°FJun 5, 1988
Chance of a freeze
0%
Days of 90°F or more
19.1
Daylight
14 h 02 min to 14 h 08 min
Cloud cover
55%
Humidity
75%
Dew point
71°F
Wind
3.8 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
Jun 189°F70°F100°F 199851°F 198431%0%
Jun 289°F71°F100°F 199853°F 198432%0%
Jun 390°F71°F99°F 201152°F 197032%0%
Jun 490°F71°F99°F 201151°F 198832%0%
Jun 590°F71°F100°F 201150°F 198832%0%
Jun 690°F71°F99°F 201153°F 197032%0%
Jun 790°F72°F99°F 197756°F 197032%0%
Jun 890°F72°F97°F 201157°F 197732%0%
Jun 991°F72°F97°F 198559°F 197732%0%
Jun 1091°F72°F97°F 201160°F 198332%0%
Jun 1191°F72°F96°F 198257°F 202033%0%
Jun 1291°F72°F97°F 201154°F 198833%0%
Jun 1391°F73°F98°F 201154°F 198833%0%
Jun 1491°F73°F99°F 201157°F 199533%0%
Jun 1591°F73°F102°F 199861°F 199533%0%
Jun 1691°F73°F100°F 199853°F 198933%0%
Jun 1791°F73°F100°F 201156°F 198933%0%
Jun 1892°F73°F99°F 201162°F 198833%0%
Jun 1992°F74°F101°F 201154°F 197633%0%
Jun 2092°F74°F99°F 199860°F 198533%0%
Jun 2192°F74°F99°F 199860°F 197633%0%
Jun 2292°F74°F99°F 199864°F 198833%0%
Jun 2392°F74°F98°F 199865°F 198833%0%
Jun 2492°F74°F99°F 202261°F 200133%0%
Jun 2592°F74°F101°F 200960°F 197433%0%
Jun 2692°F74°F99°F 199859°F 197433%0%
Jun 2792°F74°F100°F 202256°F 197433%0%
Jun 2892°F75°F101°F 198056°F 197433%0%
Jun 2992°F75°F100°F 200958°F 198533%0%
Jun 3093°F75°F100°F 200957°F 198533%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Sam Rayburn, 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).

June 1
sunrise 6:13 AM, sunset 8:15 PM
June 30
sunrise 6:16 AM, sunset 8:24 PM

Every day of June: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00417936 (Sam Rayburn Dam), public domain. Records: NOAA GHCN-Daily, station USC00419101, 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.