Morningside climate

Morningside Weather in August

NOAA 1991-2020 normals for Upper Marlboro 3 Nnw, 10.9 km from Morningside

Average highs run from 87°F on August 1 to 85°F on August 31, and lows from 67°F to 63°F. Normal precipitation for the month is 4.12 in over about 9 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 Morningside, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
86°F
Average low
65°F
Precipitation
4.12 in
Record high
102°FAug 16, 1988
Record low
39°FAug 29, 1982
Chance of a freeze
0%
Days of 90°F or more
8.7
Daylight
14 h 09 min to 13 h 03 min
Cloud cover
55%
Humidity
69%
Dew point
64°F
Wind
6.7 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 187°F67°F100°F 199953°F 198130%0%
Aug 287°F67°F100°F 199951°F 199030%0%
Aug 387°F67°F99°F 200650°F 195930%0%
Aug 487°F67°F99°F 200650°F 196630%0%
Aug 587°F67°F98°F 198754°F 198530%0%
Aug 687°F66°F98°F 200248°F 195729%0%
Aug 787°F66°F95°F 197751°F 196429%0%
Aug 887°F66°F95°F 196849°F 198929%0%
Aug 987°F66°F100°F 200747°F 198929%0%
Aug 1087°F66°F95°F 198053°F 196429%0%
Aug 1187°F66°F98°F 201047°F 197229%0%
Aug 1287°F66°F97°F 199949°F 197429%0%
Aug 1387°F66°F97°F 200250°F 197129%0%
Aug 1487°F66°F98°F 200249°F 195729%0%
Aug 1587°F66°F98°F 198541°F 196429%0%
Aug 1687°F66°F102°F 198849°F 197229%0%
Aug 1786°F65°F100°F 199747°F 197928%0%
Aug 1886°F65°F102°F 198840°F 198128%0%
Aug 1986°F65°F97°F 200249°F 196128%0%
Aug 2086°F65°F96°F 200245°F 196428%0%
Aug 2186°F65°F102°F 198343°F 198128%0%
Aug 2286°F65°F95°F 195950°F 197628%0%
Aug 2386°F65°F98°F 198349°F 195727%0%
Aug 2486°F64°F95°F 196847°F 195727%0%
Aug 2586°F64°F95°F 196847°F 197127%0%
Aug 2685°F64°F96°F 200746°F 196327%0%
Aug 2785°F64°F95°F 197548°F 196827%0%
Aug 2885°F64°F97°F 198746°F 196827%0%
Aug 2985°F64°F95°F 197339°F 198227%0%
Aug 3085°F63°F97°F 197340°F 198627%0%
Aug 3185°F63°F96°F 199140°F 198627%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Morningside, 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 6:09 AM, sunset 8:18 PM
August 31
sunrise 6:36 AM, sunset 7:39 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00189070 (Upper Marlboro 3 Nnw), public domain. Records: NOAA GHCN-Daily, station USC00189070, 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.