Live Weather & Forecast
Weather in Irmo
South Carolina, United States · Real-time conditions & 3-day outlook
18°C
Feels like 18°C
64°F / Feels 64°F
Clear
Irmo, South Carolina
🌙 Nighttime
Updated: 2026-04-12 02:30
Humidity
56%
Wind
6.5 km/h SW
Wind Gust
13.6 km/h
Pressure
1025 mb
Visibility
16 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
7.6°C
Wind Degree
216°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
178.9 μg/m³
NO₂
6.2 μg/m³
O₃
89 μg/m³
SO₂
3.4 μg/m³
PM 2.5
7.1 μg/m³
PM 10
7.3 μg/m³
Today's Hourly Forecast
24-hour breakdown for Irmo, South Carolina
12 AM
19°
Clear
1 AM
18°
Clear
2 AM
18°
Clear
3 AM
16°
Clear
4 AM
15°
Clear
5 AM
15°
Clear
6 AM
14°
Clear
7 AM
14°
Sunny
8 AM
17°
Sunny
9 AM
20°
Sunny
10 AM
24°
Sunny
11 AM
27°
Sunny
12 PM
29°
Sunny
1 PM
31°
Sunny
2 PM
31°
Sunny
3 PM
31°
Sunny
4 PM
30°
Sunny
5 PM
29°
Partly Cloudy
6 PM
28°
Partly Cloudy
7 PM
27°
Sunny
8 PM
26°
Clear
9 PM
24°
Clear
10 PM
23°
Clear
11 PM
21°
Clear
3-Day Forecast
Daily overview for Irmo, South Carolina
Today
Sunny
32°
/
13°
🌧️ 0% chance of rain
💧 Avg. humidity: 45%
💨 Max wind: 16.9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2.2
🌅 Sunrise: 06:58 AM
🌇 Sunset: 07:54 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Mist
26°
/
15°
🌧️ 0% chance of rain
💧 Avg. humidity: 72%
💨 Max wind: 15.5 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2
🌅 Sunrise: 06:56 AM
🌇 Sunset: 07:55 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Mist
30°
/
14°
🌧️ 0% chance of rain
💧 Avg. humidity: 64%
💨 Max wind: 15.1 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2.4
🌅 Sunrise: 06:55 AM
🌇 Sunset: 07:56 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Best Time to Visit Irmo
Plan your trip to Irmo, United States around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
People also ask — answers optimized for search engines and voice queries.
What is the current weather in Irmo?
Current conditions in Irmo: Clear, temperature 18°C, humidity 56%.
What is the best time to visit Irmo?
The best time to visit Irmo is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Irmo?
Irmo is located at approximately 34.1° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Irmo?
The wettest period in Irmo is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Irmo?
For visits to Irmo during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Irmo in?
Irmo is located in United States, in the state of South Carolina.
What are the public holidays in Irmo in 2026?
View the 2026 public holidays for Irmo on our Holidays page.
What are the GPS coordinates used for the weather forecast in Irmo?
The weather forecast for Irmo uses coordinates 34.0885, -81.1802.