🌤️ New York, NY Los Angeles, CA 21° 🌤️ Chicago, IL 🌤️ Houston, TX Miami, FL 26° Phoenix, AZ 33° 🌤️ Seattle, WA 🌤️ Denver, CO Toronto, ON 15° Vancouver, BC 16°
WeatherLive › Maryland › Johnston Square

Johnston Square, MD Weather

Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherJohnston Square · 5:51 AM EDT
29° | 17°
18°C
Feels like 19°
Mostly cloudy
WindNE 3 mph · Gusts 3 mph
Precip11% · –
Humidity82% · Dew point 15°
UV index8 High
Air Quality34 Good
Pressure30.06 inHg
Visibility6 mi
Sunrise / Sunset6:29 AM · 7:46 PM · 13h 17m

Weather map — Johnston Square

Full radar →
Now
18°
20%
3 mph
06:00
18°
10%
3 mph
07:00
17°
11%
3 mph
08:00
19°
14%
4 mph
09:00
22°
12%
5 mph
10:00
24°
9%
6 mph
11:00
27°
15%
7 mph
12:00
28°
10%
8 mph
13:00
26°
11%
8 mph
14:00
27°
5%
10 mph
15:00
28°
3%
11 mph
16:00
28°
7%
13 mph
17:00
29°
11%
13 mph
18:00
28°
4%
13 mph
19:00
27°
10%
13 mph
20:00
27°
12%
14 mph
21:00
26°
14%
14 mph
22:00
26°
17%
15 mph
23:00
25°
18%
15 mph
00:00
25°
18%
14 mph
01:00
25°
17%
13 mph
02:00
24°
17%
11 mph
03:00
24°
24%
11 mph
04:00
22°
38%
10 mph

Today · Wed 8/26

High 29°
11% / –

Mostly cloudy. Winds S at 15 mph.

Overnight · Wed 8/26

Low 17°
— / –

Mostly cloudy.

Tomorrow · Thu 8/27

28° | 21°
82% / 0.42 in

Showers. Winds S at 14 mph.

7-day trend

Johnston Square · temperature + precipitation

10-day forecast

Updated 5:51 AM

Details & indices

Wind
3 mph NE
Gusts 3 mph
Humidity
82%
Dew point 15°
Pressure
30.06 inHg
Rising
UV index
8 — High
High today
Air Quality
Good
AQI 34 · US EPA
Allergy
Very high
Mugwort
Visibility
6 mi
Clear view
Allergy — Johnston Square

🌿 Conditions right now

View all →
Birch
None
Grass
Moderate
Oak
None
Alder
None
Hazel
None
Mugwort
Very high
Ragweed
Moderate

Sun & moon

Sunrise6:29 AM
Sunset7:46 PM
Length of day13h 17m
Moonrise7:09 PM
Moonset4:42 AM
Moon phase🌕 Full Moon · 97%
Next full moonAug 28 Sturgeon Moon
Latitude39.3035°N
Longitude-76.6062°E

Water temps nearby

View all →
No beaches within 50 miles
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Great
Line-drying weather
Grilling
Great
Fire up the grill
Running
Fair
Lace up outside
Patio
Great
Dinner outdoors
Nearby places in {{REGION}}
🌤️
Baltimore
—
—
Data sources · Wednesday, August 26
Where the Johnston Square forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 39.3035°N, -76.6062°.
NBM + global weather models
Updated: 5:51 AM
Weather in Johnston Square
Johnston Square's outlook: warmest day near 33° (Monday), coldest night about 17° (Wednesday). Models drop roughly 1.8 in of precipitation across the stretch — watch Wednesday (90%). Wind is the one to watch: gusts to 28 mph around Thursday. No watches or warnings are active for the area right now. Right now Johnston Square is running about 46° warmer than New York. Longer view: variable mid-latitude weather in every season.
Johnston Square, MD · Elev 115 ft · 39.30°N, 76.61°W · Maryland · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 5:51 AM