Deale climate

Deale Weather in August

NOAA 1991-2020 normals for Upper Marlboro 3 Nnw, 20.3 km from Deale

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 Deale, in °F, with the record for each date.5060708090100110151015202530
  • 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 31, 1953
Record low
56°FAug 31, 1946
Chance of a freeze
0%
Days of 90°F or more
8.7
Daylight
14 h 09 min to 13 h 04 min
Cloud cover
55%
Humidity
71%
Dew point
66°F
Wind
7.4 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°F95°F 200666°F 202330%0%
Aug 287°F67°F97°F 202463°F 194730%0%
Aug 387°F67°F98°F 200659°F 195930%0%
Aug 487°F67°F93°F 202263°F 195630%0%
Aug 587°F67°F95°F 201259°F 195130%0%
Aug 687°F66°F90°F 195557°F 194829%0%
Aug 787°F66°F94°F 201159°F 200429%0%
Aug 887°F66°F99°F 200759°F 200429%0%
Aug 987°F66°F95°F 202264°F 194829%0%
Aug 1087°F66°F95°F 200962°F 194829%0%
Aug 1187°F66°F94°F 201663°F 200829%0%
Aug 1287°F66°F95°F 201663°F 194629%0%
Aug 1387°F66°F96°F 201661°F 195029%0%
Aug 1487°F66°F97°F 201660°F 196129%0%
Aug 1587°F66°F92°F 195359°F 201429%0%
Aug 1687°F66°F94°F 195760°F 201329%0%
Aug 1786°F65°F93°F 200264°F 201328%0%
Aug 1886°F65°F93°F 201963°F 196128%0%
Aug 1986°F65°F93°F 201960°F 196128%0%
Aug 2086°F65°F95°F 195559°F 194928%0%
Aug 2186°F65°F92°F 200557°F 202428%0%
Aug 2286°F65°F96°F 201958°F 202428%0%
Aug 2386°F65°F91°F 202158°F 195227%0%
Aug 2486°F64°F89°F 202159°F 194627%0%
Aug 2586°F64°F90°F 195460°F 195627%0%
Aug 2685°F64°F98°F 194858°F 194627%0%
Aug 2785°F64°F94°F 194858°F 194527%0%
Aug 2885°F64°F94°F 194859°F 202527%0%
Aug 2985°F64°F94°F 194863°F 194627%0%
Aug 3085°F63°F93°F 195359°F 194627%0%
Aug 3185°F63°F102°F 195356°F 194627%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Deale, 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 6:08 AM, sunset 8:17 PM
August 31
sunrise 6:34 AM, sunset 7:38 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 USW00013752, 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.