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Weather in Hyannis, United States 🇺🇸

Weather Forecast in Hyannis

Current Weather in Hyannis

Clear
13°C
Feels like 13°C. Clear.
🌬️ 8 km/h NW
💧 97% Humidity
🧭 1012 hPa
👁️ 16.0 km Visibility
☀️ UV Index: 0.0
🌡️ Dew Point: 12°C
🌅 Sunrise: 05:24 AM
🌇 Sunset: 08:10 PM
Map Overlays:

In Hyannis right now it is 13°C and clear, feeling like 13°C. Humidity is 97% with winds around 8 km/h, and the UV index is 0 (low). Over the next few days, temperatures in Hyannis range from about 16°C to 27°C.

Hourly Forecast for Hyannis

04:00
Clear
16°
5%
05:00
Clear
16°
7%
06:00
Sunny
16°
8%
07:00
Sunny
17°
8%
08:00
Sunny
20°
4%
09:00
Sunny
22°
2%
10:00
Sunny
23°
2%
11:00
Sunny
24°
2%
12:00
Sunny
26°
2%
13:00
Sunny
27°
1%
14:00
Sunny
23°
2%
15:00
Sunny
24°
2%
16:00
Sunny
24°
2%
17:00
Sunny
23°
2%
18:00
Sunny
23°
2%
19:00
Sunny
22°
3%
20:00
Sunny
21°
4%
21:00
Clear
20°
4%
22:00
Clear
20°
5%
23:00
Clear
20°
5%
00:00
Clear
20°
4%
01:00
Clear
20°
4%
02:00
Clear
20°
4%
03:00
Clear
20°
5%

14-Day Forecast for Hyannis

Mon, Jul 20
Sunny Sunny
27° / 16°
Tue, Jul 21
Sunny Sunny
24° / 20°
Wed, Jul 22
Patchy rain nearby Patchy rain nearby
26° / 21°
Thu, Jul 23
Sunny Sunny
22° / 16°
Fri, Jul 24
Sunny Sunny
22° / 18°
Sat, Jul 25
Sunny Sunny
22° / 18°
Sun, Jul 26
Sunny Sunny
24° / 18°
Mon, Jul 27
Sunny Sunny
26° / 21°
Tue, Jul 28
Patchy rain nearby Patchy rain nearby
24° / 22°
Wed, Jul 29
Sunny Sunny
26° / 21°
Thu, Jul 30
Sunny Sunny
24° / 19°
Fri, Jul 31
Sunny Sunny
25° / 19°
Sat, Aug 01
Sunny Sunny
25° / 20°
Sun, Aug 02
Sunny Sunny
27° / 21°

Additional Forecasts for Hyannis

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 108.0 μg/m³
O₃ (Ozone) 48.0 μg/m³
NO₂ (Nitrogen Dioxide) 10.0 μg/m³
SO₂ (Sulphur Dioxide) 0.6 μg/m³
PM2.5 (Fine particles) 6.5 μg/m³
PM10 (Coarse particles) 7.2 μg/m³

Historical Weather

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Best Time to Be Outside in Hyannis Today

The most comfortable window in Hyannis today looks like 20:00 to 20:00, when it is around 21°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Hyannis

What is the temperature in Hyannis right now?

The current temperature in Hyannis is 13°C (56°F), clear (feels like 13°C).

What's the weather like in Hyannis right now?

Conditions in Hyannis right now: Clear, humidity 97%, wind 8 km/h NW.

What is today's forecast for Hyannis?

Today in Hyannis: high 27°C, low 16°C, sunny. Chance of rain: 3%.

What is the 7-day weather forecast for Hyannis?

Daily highs and lows for Hyannis:

  • 2026-07-20: 27°C / 16°C
  • 2026-07-21: 24°C / 20°C
  • 2026-07-22: 26°C / 21°C
  • 2026-07-23: 22°C / 16°C
  • 2026-07-24: 22°C / 18°C
  • 2026-07-25: 22°C / 18°C
  • 2026-07-26: 24°C / 18°C
Is it going to rain in Hyannis today?

There is a 3% chance of rain in Hyannis today.

What is the wind speed in Hyannis right now?

Wind in Hyannis is currently 8 km/h (5 mph) from the NW.

What is the UV index in Hyannis right now?

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

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