Portal climate

Portal Weather in August

NOAA 1991-2020 normals for Rocky Ford 4SE, 18.3 km from Portal

Average highs run from 92°F on August 1 to 88°F on August 31, and lows from 72°F to 69°F. Normal precipitation for the month is 4.78 in over about 8 wet days.

August day by day

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

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

August at a glance

Average high
90°F
Average low
71°F
Precipitation
4.78 in
Record high
107°FAug 20, 1925
Record low
55°FAug 28, 1927
Chance of a freeze
0%
Days of 90°F or more
18.8
Daylight
13 h 44 min to 12 h 51 min
Cloud cover
57%
Humidity
74%
Dew point
71°F
Wind
6.3 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
Aug 192°F72°F103°F 199961°F 201728%0%
Aug 292°F72°F104°F 193162°F 196628%0%
Aug 392°F72°F101°F 193163°F 196528%0%
Aug 491°F72°F101°F 193563°F 198528%0%
Aug 591°F72°F104°F 195464°F 197628%0%
Aug 691°F72°F99°F 193063°F 194828%0%
Aug 791°F72°F102°F 200262°F 195028%0%
Aug 891°F72°F100°F 192761°F 193428%0%
Aug 991°F72°F101°F 200761°F 200228%0%
Aug 1091°F72°F102°F 200762°F 200228%0%
Aug 1191°F71°F104°F 200762°F 200228%0%
Aug 1291°F71°F101°F 192561°F 198928%0%
Aug 1391°F71°F104°F 192559°F 197928%0%
Aug 1491°F71°F101°F 192558°F 196727%0%
Aug 1591°F71°F100°F 193357°F 198327%0%
Aug 1691°F71°F102°F 195460°F 196727%0%
Aug 1790°F71°F104°F 195459°F 200227%0%
Aug 1890°F71°F100°F 200059°F 197927%0%
Aug 1990°F71°F102°F 192560°F 197927%0%
Aug 2090°F71°F107°F 192560°F 192726%0%
Aug 2190°F70°F104°F 198360°F 193026%0%
Aug 2290°F70°F103°F 198361°F 193026%0%
Aug 2390°F70°F102°F 200758°F 193025%0%
Aug 2490°F70°F102°F 196857°F 193125%0%
Aug 2589°F70°F100°F 200259°F 193025%0%
Aug 2689°F70°F100°F 193358°F 194225%0%
Aug 2789°F69°F103°F 195460°F 192924%0%
Aug 2889°F69°F100°F 198355°F 192724%0%
Aug 2989°F69°F100°F 198356°F 198624%0%
Aug 3089°F69°F100°F 193057°F 198623%0%
Aug 3188°F69°F100°F 192658°F 199923%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Portal, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

August 1
sunrise 6:42 AM, sunset 8:26 PM
August 31
sunrise 7:02 AM, sunset 7:53 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00097528 (Rocky Ford 4SE), public domain. Records: NOAA GHCN-Daily, station USC00091266, 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.