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Weather in Decatur, United States 🇺🇸

Weather Forecast in Decatur

Current Weather in Decatur

Clear
23°C
Feels like 25°C. Clear.
🌬️ 10 km/h S
💧 94% Humidity
🧭 1014 hPa
👁️ 16.0 km Visibility
☀️ UV Index: 0.0
🌡️ Dew Point: 21°C
🌅 Sunrise: 05:35 AM
🌇 Sunset: 08:26 PM
Map Overlays:

In Decatur right now it is 23°C and clear, feeling like 25°C. Humidity is 94% with winds around 10 km/h, and the UV index is 0 (low). Over the next few days, temperatures in Decatur range from about 19°C to 34°C.

Hourly Forecast for Decatur

04:00
Clear
22°
19%
05:00
Clear
21°
19%
06:00
Mist
21°
20%
07:00
Sunny
23°
15%
08:00
Sunny
24°
12%
09:00
Sunny
26°
9%
10:00
Sunny
28°
6%
11:00
Sunny
33°
4%
12:00
Sunny
34°
2%
13:00
Sunny
29°
6%
14:00
Partly Cloudy
30°
8%
15:00
Patchy rain nearby
30°
11%
16:00
Patchy light rain in area with thunder
28°
50%
17:00
Patchy rain nearby
27°
63%
18:00
Moderate or heavy rain shower
24°
80%
19:00
Partly Cloudy
24°
16%
20:00
Mist
23°
32%
21:00
Patchy rain nearby
22°
46%
22:00
Patchy rain nearby
22°
55%
23:00
Mist
21°
35%
00:00
Patchy rain nearby
21°
48%
01:00
Patchy rain nearby
20°
36%
02:00
Patchy rain nearby
20°
29%
03:00
Fog
20°
44%

14-Day Forecast for Decatur

Thu, Jul 09
Sunny Sunny
34° / 21°
Fri, Jul 10
Patchy rain nearby Patchy rain nearby
28° / 20°
Sat, Jul 11
Patchy rain nearby Patchy rain nearby
27° / 19°
Sun, Jul 12
Sunny Sunny
28° / 19°
Mon, Jul 13
Sunny Sunny
26° / 17°
Tue, Jul 14
Sunny Sunny
29° / 18°
Wed, Jul 15
Sunny Sunny
29° / 20°
Thu, Jul 16
Sunny Sunny
30° / 21°
Fri, Jul 17
Sunny Sunny
32° / 23°
Sat, Jul 18
Sunny Sunny
31° / 23°
Sun, Jul 19
Sunny Sunny
31° / 23°
Mon, Jul 20
Thundery outbreaks in nearby Thundery outbreaks in nearby
29° / 22°
Tue, Jul 21
Sunny Sunny
31° / 22°
Wed, Jul 22
Sunny Sunny
31° / 24°

Additional Forecasts for Decatur

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 169.0 μg/m³
O₃ (Ozone) 61.0 μg/m³
NO₂ (Nitrogen Dioxide) 12.4 μg/m³
SO₂ (Sulphur Dioxide) 1.1 μg/m³
PM2.5 (Fine particles) 3.1 μg/m³
PM10 (Coarse particles) 3.3 μg/m³

Historical Weather

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Best Time to Be Outside in Decatur Today

The most comfortable window in Decatur today looks like 06:00 to 08:00, when it is around 23°C. It should stay dry through that window. The next likely rain is around 16:00.

Frequently Asked Questions about Weather in Decatur

What is the temperature in Decatur right now?

The current temperature in Decatur is 23°C (73°F), clear (feels like 25°C).

What's the weather like in Decatur right now?

Conditions in Decatur right now: Clear, humidity 94%, wind 10 km/h S.

What is today's forecast for Decatur?

Today in Decatur: high 34°C, low 21°C, sunny. Chance of rain: 73%.

What is the 7-day weather forecast for Decatur?

Daily highs and lows for Decatur:

  • 2026-07-09: 34°C / 21°C
  • 2026-07-10: 28°C / 20°C
  • 2026-07-11: 27°C / 19°C
  • 2026-07-12: 28°C / 19°C
  • 2026-07-13: 26°C / 17°C
  • 2026-07-14: 29°C / 18°C
  • 2026-07-15: 29°C / 20°C
Is it going to rain in Decatur today?

There is a 73% chance of rain in Decatur today. Total expected precipitation: 5.48 mm.

What is the wind speed in Decatur right now?

Wind in Decatur is currently 10 km/h (6 mph) from the S.

What is the UV index in Decatur right now?

The UV index in Decatur is currently 0 (low). Sun protection is recommended when the index is 3 or higher.

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