Live Weather & Forecast
Weather in Hartsville
Tennessee, United States · Real-time conditions & 3-day outlook
21°C
Feels like 21°C
70°F / Feels 70°F
Partly cloudy
Hartsville, Tennessee
🌞 Daytime
Updated: 2026-04-18 08:15
Humidity
76%
Wind
18.7 km/h SSW
Wind Gust
26 km/h
Pressure
1014 mb
Visibility
16 km
UV Index
0.9
(Low)
Precipitation
0.02 mm
Cloud Cover
50%
Dew Point
16.3°C
Wind Degree
203°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
151.9 μg/m³
NO₂
2 μg/m³
O₃
110 μg/m³
SO₂
1.9 μg/m³
PM 2.5
6.4 μg/m³
PM 10
8.1 μg/m³
Today's Hourly Forecast
24-hour breakdown for Hartsville, Tennessee
12 AM
20°
Clear
1 AM
19°
Clear
2 AM
18°
Clear
3 AM
18°
Clear
4 AM
17°
Clear
5 AM
17°
Clear
6 AM
18°
Clear
7 AM
19°
Sunny
8 AM
21°
Partly cloudy
9 AM
23°
Sunny
10 AM
21°
Sunny
11 AM
19°
Patchy rain nearby
12 PM
19°
Light rain
1 PM
20°
Patchy rain nearby
2 PM
21°
Partly Cloudy
3 PM
22°
Sunny
4 PM
19°
Patchy rain nearby
5 PM
15°
Patchy rain nearby
6 PM
13°
Light rain shower
7 PM
11°
Light rain shower
8 PM
11°
Patchy rain nearby
9 PM
11°
Overcast
10 PM
10°
Partly Cloudy
11 PM
10°
Cloudy
3-Day Forecast
Daily overview for Hartsville, Tennessee
Today
Patchy rain nearby
25°
/
10°
🌧️ 92% chance of rain
💧 Avg. humidity: 83%
💨 Max wind: 28.8 km/h
🌧️ Total precip: 4.51 mm
☀️ UV Index: 0.8
🌅 Sunrise: 06:07 AM
🌇 Sunset: 07:22 PM
🌙 Waxing Crescent
🌑 Moon: 1% lit
Sun, Apr 19
Sunny
17°
/
4°
🌧️ 0% chance of rain
💧 Avg. humidity: 61%
💨 Max wind: 17.3 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2
🌅 Sunrise: 06:06 AM
🌇 Sunset: 07:23 PM
🌙 Waxing Crescent
🌑 Moon: 3% lit
Mon, Apr 20
Sunny
21°
/
6°
🌧️ 0% chance of rain
💧 Avg. humidity: 68%
💨 Max wind: 10.1 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.8
🌅 Sunrise: 06:04 AM
🌇 Sunset: 07:23 PM
🌙 Waxing Crescent
🌑 Moon: 9% lit
Best Time to Visit Hartsville
Plan your trip to Hartsville, 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
What is the current weather in Hartsville?
Current conditions in Hartsville: Partly cloudy, temperature 21°C, humidity 76%.
What is the best time to visit Hartsville?
The best time to visit Hartsville is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Hartsville?
Hartsville is located at approximately 36.4° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Hartsville?
The wettest period in Hartsville is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Hartsville?
For visits to Hartsville during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Hartsville in?
Hartsville is located in United States, in the state of Tennessee.
What are the public holidays in Hartsville in 2026?
View the 2026 public holidays for Hartsville on our Holidays page.
What are the GPS coordinates used for the weather forecast in Hartsville?
The weather forecast for Hartsville uses coordinates 36.3909, -86.1672.