🇺🇸 Weather in Hyannis
Map Overlays:
Hourly Forecast for Hyannis
16:00
19°
0%
17:00
16°
0%
18:00
15°
100%
19:00
14°
60%
20:00
14°
67%
21:00
14°
86%
22:00
14°
100%
23:00
14°
0%
00:00
13°
83%
01:00
13°
100%
02:00
13°
100%
03:00
12°
100%
04:00
12°
0%
05:00
12°
0%
06:00
12°
0%
07:00
12°
0%
08:00
13°
0%
09:00
14°
0%
10:00
14°
86%
11:00
14°
0%
12:00
14°
0%
13:00
15°
0%
14:00
15°
82%
15:00
15°
0%
14-Day Forecast for Hyannis
Thu, May 28
Patchy rain nearby
21° /
13°
Fri, May 29
Patchy rain nearby
15° /
11°
Sat, May 30
Moderate rain
11° /
9°
Sun, May 31
Partly Cloudy
15° /
10°
Mon, Jun 01
Patchy rain nearby
18° /
13°
Tue, Jun 02
Patchy rain nearby
16° /
13°
Wed, Jun 03
Sunny
19° /
13°
Thu, Jun 04
Moderate rain
14° /
13°
Fri, Jun 05
Patchy rain nearby
15° /
12°
Sat, Jun 06
Patchy rain nearby
14° /
11°
Sun, Jun 07
Sunny
20° /
11°
Mon, Jun 08
Sunny
23° /
17°
Tue, Jun 09
Sunny
24° /
20°
Wed, Jun 10
Sunny
25° /
19°
Additional Forecasts for Hyannis
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 139.8 μg/m³
O₃ (Ozone) 75.0 μg/m³
NO₂ (Nitrogen Dioxide) 5.0 μg/m³
SO₂ (Sulphur Dioxide) 1.2 μg/m³
PM2.5 (Fine particles) 3.8 μg/m³
PM10 (Coarse particles) 4.5 μg/m³
Historical Weather
Weather Forecasts for Other Cities in United States
Frequently Asked Questions about Weather in Hyannis
What is the temperature in Hyannis right now?
The current temperature in Hyannis is 19°C (66°F), sunny (feels like 19°C).
What's the weather like in Hyannis right now?
Conditions in Hyannis right now: Sunny, humidity 63%, wind 14 km/h NE.
What is today's forecast for Hyannis?
Today in Hyannis: high 21°C, low 13°C, patchy rain nearby. Chance of rain: 88%.
What is the 7-day weather forecast for Hyannis?
Daily highs and lows for Hyannis:
- 2026-05-28: 21°C / 13°C
- 2026-05-29: 15°C / 11°C
- 2026-05-30: 11°C / 9°C
- 2026-05-31: 15°C / 10°C
- 2026-06-01: 18°C / 13°C
- 2026-06-02: 16°C / 13°C
- 2026-06-03: 19°C / 13°C
Is it going to rain in Hyannis today?
There is a 88% chance of rain in Hyannis today. Total expected precipitation: 0.61 mm.
What is the wind speed in Hyannis right now?
Wind in Hyannis is currently 14 km/h (9 mph) from the NE.
What is the UV index in Hyannis right now?
The UV index in Hyannis is currently 3.3 (moderate). Sun protection is recommended when the index is 3 or higher.
