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Dawson, Maryland Weather

Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →

Dawson weather forecast — hour by hour, 7-day outlook, NOAA radar

Dawson, MD
Saturday, July 4 at 7:21 PM
88
°
Overcast
Feels like
90°
Humidity
48%
Wind
9 mph
Sunrise
1:53 AM
Sunset
4:46 PM
Dawson, MD
Hour by hour · 24h
24-Hour ForecastDawson, MD: 24-hour forecast. Temperatures range from 76 to 95 degrees Fahrenheit with a 38% chance of precipitation at 2 PM.
L 76°H 95°
Dawson, MD
7-day forecast
  1. Today
    Jul 4
    Overcast
    27%
    98°75°
  2. Sunday
    Jul 5
    Heavy Showers
    38%
    0.35″
    95°76°-3°
  3. Monday
    Jul 6
    Light Drizzle
    89%
    84°69°-11°
  4. Tuesday
    Jul 7
    Light Drizzle
    64%
    91°66°+7°
  5. Wednesday
    Jul 8
    Drizzle
    21%
    82°66°-9°
  6. Thursday
    Jul 9
    Overcast
    14%
    92°63°+10°
  7. Friday
    Jul 10
    Light Drizzle
    47%
    0.01″
    82°70°-10°
Dawson, MD
Anemometer · 24h winds · from true
NESW
From · True
WSW
242° · backing 34°
Direction
WSW
242°
Sustained
9
mph
Gust
17
mph
Peak 24h
21
avg 5
Beaufort · 3 · GENTLE BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 5 · pk 21 @ 6:00p
01020MPHB1B2B3B4B5-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 183SUSTGUST
−24h−18h−12h−6hnow
Light breeze backing 34° from the wsw.
Dawson, MD
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
985.5
-0.1 mb in 3h · steady · 29.10 inHg
Now
985.5
mb
3h
-0.1
mb
12h
-2.0
mb
24h
-1.8
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 984988
9809859909951000STORM|RAIN10051010RAIN|CHG1015CHG|FAIR10201025FAIR|DRY1030-21h-18h-15h-12h-9h-6h-3h-24hNOW988.3984.0985.6
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Dawson, MD
Air quality
84
AQI
Moderate
+32 in 6h

AQI 84 (Moderate), driven by Ozone. AQI up 32 in the last 6 hours — air quality is degrading. Ozone at AQI 58 now. With UV 0.4 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 10 around 1 PM.

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.

PM 2.5Good
7.0μg/m³
PM 10Good
8μg/m³
NO₂Good
2μg/m³
OzoneDRIVERUnhealthy SG
112μg/m³
UV IndexLow
0.5

What's driving it

Ozone × UV × Sky

Ozone at AQI 58 now. With UV 0.4 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 10 around 1 PM.

Present
AQI 58
UV peak
0.4 at 1 PM
Sky at peak
partly cloudy
Projected peak
AQI 10

PM × Wind × Precip

PM2.5 at 7.0 µg/m³, PM10 at 7.6 µg/m³ — typical background levels with no transport signature.

PM2.5/PM10
0.92
Wind
light
Recent rain
0h in last 6h
Pattern
background
Dawson, MD
Sky cover · visibility · 24h
Cloud cover
91%
OVERCAST
100%0%−24h−18h−12h−6hnow

Visibility
67.7mi
UNLIMITED
102 mi0 mi−24h−18h−12h−6hnow
Earth · GOES-19 ABI
Full Disk · Visible · GeoColor
GOES-19 full disk Visible · GeoColor
True-color daytime, blue/IR sandwich at night
23:21 UTC · Dawson, MD · NOAA NESDIS / STAR · up to 10848 px
Continental US · GOES-19 ABI
CONUS Sector · Visible · GeoColor
GOES-19 CONUS Visible · GeoColor
Daytime true-color, blue-light/IR sandwich at night
23:21 UTC · Dawson, MD · NOAA NESDIS / STAR · 5-min cadence · up to 10000 px
Dawson, MD
Satellite · infrared · animated
Dawson, MD
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Dawson, MD
Almanac · Saturday, July 4
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
Civil dawn
5:22 AM
Sunrise
1:53 AM
Daylight
14h 53m
Sunset
4:46 PM
Civil dusk
9:19 PM
Planting note
Harvest early potatoes. Begin drying onions on the surface.
Dawson, MD
The moon
Waning Gibbous
78% illuminated
Moonrise
11:08 PM
Moonset
10:20 AM
In sign
♓︎ Pisces
Dawson, MD
Microseason
Jul 1–5

Cicadas claim the afternoon

plant
Jan 151% of the yearDec 31

Read this microseason across nine climate regions →

Dawson at a glance

  • Today vs. normal: 16°F above the seasonal normal for this latitude
  • Last frost: April 13 (climatological average for this latitude)
  • Microseason: Jul 1–5
  • Planting window: Harvest early potatoes. Begin drying onions on the surface.

16-Day Forecast — Dawson

  1. Sat98°75°27%
  2. Sun95°76°38%
  3. Mon84°69°89%
  4. Tue91°66°64%
  5. Wed82°66°21%
  6. Thu92°63°14%
  7. Fri82°70°47%
  8. Sat87°66°30%
  9. Sun77°62°24%
  10. Mon83°61°21%
  11. Tue85°58°18%
  12. Wed91°60°39%
  13. Thu91°62°42%
  14. Fri79°65°44%
  15. Sat86°70°42%
  16. Sun89°68°47%

Forecast data from Open-Meteo (CC BY 4.0).

Right now in the garden

Peak growing season

As of July 4, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.

SPC Convective Outlook

Storm Prediction Center — Dawson

SPC has placed Dawson in the Slight Risk category for severe thunderstorms today.

  • TODAYSLGTSlight Risk
  • TOMORROWMRGLMarginal Risk
  • DAY 3TSTMGeneral Thunderstorms

Scattered severe storms possible. A few tornadoes, hail, and damaging wind gusts possible.

Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.

ZIP codes in Dawson

  • 21557

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.