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WeatherLive › Ohio › Saint Marys

Saint Marys, OH Weather (45885)

Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherSaint Marys · 4:04 PM EDT
85° | 69°
82°F
Feels like 88°
Mostly cloudy
WindSW 11 mph · Gusts 16 mph
Precip49% · 0.02 in
Humidity72% · Dew point 72°
UV index8 High
Air Quality99 Moderate
Pressure30.03 inHg
Visibility6 mi
Sunrise / Sunset7:03 AM · 8:11 PM · 13h 8m

Weather map — Saint Marys

Full radar →
Now
82°
18%
11 mph
17:00
82°
21%
8 mph
18:00
83°
21%
9 mph
19:00
83°
24%
12 mph
20:00
81°
25%
7 mph
21:00
79°
25%
5 mph
22:00
79°
22%
8 mph
23:00
79°
7%
6 mph
00:00
77°
19%
8 mph
01:00
77°
18%
9 mph
02:00
77°
17%
11 mph
03:00
79°
15%
13 mph
04:00
80°
13%
13 mph
05:00
79°
15%
13 mph
06:00
79°
15%
11 mph
07:00
77°
17%
8 mph
08:00
75°
16%
8 mph
09:00
77°
17%
10 mph
10:00
76°
14%
10 mph
11:00
79°
7%
11 mph
12:00
81°
6%
11 mph
13:00
83°
17%
13 mph
14:00
84°
15%
13 mph
15:00
85°
14%
13 mph

Today · Mon 8/31

High 85°
49% / 0.02 in

Showers. Winds SW at 12 mph.

Tonight · Mon 8/31

Low 75°
25% / –

Mostly cloudy. Winds S at 5 mph.

Tomorrow · Tue 9/1

85° | 75°
16% / –

Mostly cloudy. Winds SW at 13 mph.

7-day trend

Saint Marys · temperature + precipitation

10-day forecast

Updated 4:04 PM

Details & indices

Wind
11 mph SW
Gusts 16 mph
Humidity
72%
Dew point 72°
Pressure
30.03 inHg
Rising
UV index
8 — High
High today
Air Quality
Moderate
AQI 99 · US EPA
Allergy
None detected
—
Visibility
6 mi
Clear view
Allergy — Saint Marys

🌿 Conditions right now

View all →
Birch
None
Grass
None
Oak
None
Alder
None
Hazel
None
Mugwort
None
Ragweed
None

Sun & moon

Sunrise7:03 AM
Sunset8:11 PM
Length of day13h 8m
Moonrise9:38 PM
Moonset10:46 AM
Moon phase🌖 Waning Gibbous · 85%
Next full moonSep 26 Harvest Moon
Latitude40.5423°N
Longitude-84.3894°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
Fair
Line-drying weather
Grilling
Great
Fire up the grill
Running
Poor
Lace up outside
Patio
Fair
Dinner outdoors
Nearby places in {{REGION}}
Columbus
Mostly cloudy
87°
Cleveland
Mostly cloudy
76°
Cincinnati
Mostly cloudy
93°
Toledo
Mostly cloudy
74° 🌤️
Akron
—
—
Data sources · Monday, August 31
Where the Saint Marys 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: 40.5423°N, -84.3894°.
NBM + global weather models
Updated: 4:04 PM
Weather in Saint Marys
Over the next 10 days Saint Marys tops out around 86° (Wednesday) and dips to 57° on the coolest night (Sunday). Models drop roughly 0.54 in of precipitation across the stretch — watch Saturday (81%). Hold onto the patio furniture Tuesday: gusts could hit 35 mph. No watches or warnings are active for the area right now. Right now Saint Marys is about 13° cooler than nearby Louisville. Longer view: variable mid-latitude weather in every season.
Saint Marys, OH · Elev 866 ft · 40.54°N, 84.39°W · Ohio · 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: 4:04 PM