Right now☀️
Current conditions · Irwin, SC
61°
Clear
Feels like 61°
💨 Wind
6 mph SSW
💧 Humidity
88%
🌫️ Dew pt
57°
👁️ Visibility
10 mi
NWSObserved at Rock Hill, Rock Hill - York County Airport
Weather · Irwin
Irwin forecast & conditions
Current conditions, the 7-day outlook and hour-by-hour details for Irwin, straight from the National Weather Service. Watches and warnings show up first.
Loading the local forecast…
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7-Day forecast
Tonight
☀️
89°
63°
0%
Sunny
Fri
☀️
91°
69°
0%
Sunny
Sat
⛈️
85°
62°
82%
Showers And Thunderstorms
Sun
⛈️
72°
60°
81%
Showers And Thunderstorms
Mon
🌦️
74°
52°
37%
Chance Rain Showers
Tue
☀️
69°
46°
6%
Sunny
Wed
⛅
68°
7%
Mostly Sunny
Climate · a normal year
What a year in Irwin feels like
Irwin has mild winters and warm summers. A typical July afternoon reaches 91°, a January night drops to 31°, and about 3 inches of snow falls in a normal winter.
+11°
11° warmer than normal today. The forecast high is 89°, and a typical Oct 1 in Irwin peaks around 78°.Live forecast: National Weather Service · Normal: NOAA 1991–2020
56° / 33°Winter
74° / 48°Spring
89° / 67°Summer
74° / 50°Fall
How much snow does Irwin get?About 3 inches a winter.Rain & snow →When is the first frost?Around Nov 5, with the last in spring around Mar 27.Frost dates →Is it warmer than it used to be?+0.9° vs. the 20th century.Then & now →
See Irwin’s full climate →
NOAA U.S. Climate Normals, 1991–2020. A normal is a 30-year average, not a forecast.
The forecast is temporarily unavailable.
Data from the U.S. National Weather Service (weather.gov) — free public data, not modified by TownTapestry. Not a substitute for official warnings; always follow weather.gov and local authorities.