Hyannis (MA)
October
Weather in Hyannis, Massachusetts for October 2026
Your guide to Hyannis weather in October - trends and predictions
In general, the average temperature in Hyannis at the beginning of October is 18.3 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 11.4 °F by the end of October.
Hyannis experiences moderate rainfall in October, with an average of 8 rainy days and a total precipitation of 328.2 mm.
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Temperatures
Rain 🌧️
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23
Dry days
8
Rainy days
0
Snow days
15°/11°
Temperatures
32 km/h
Avg max wind
77 %
Avg humidity
Hyannis Weather October
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Temperatures trend during October in Hyannis
See the weather trend as well as the moving average line
October weather in Hyannis day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Oct. 1 |  Overcast | 17° /13° | 0 mm | 2 | |
| Oct. 2 | Overcast | 14° /10° | 0 mm | 4 | |
| Oct. 3 | Overcast | 18° /11° | 0 mm | 4 | |
| Oct. 4 |  Sunny | 24° /15° | 0 mm | 4 | |
| Oct. 5 |  Fog | 19° /15° | 0 mm | 1 | |
| Oct. 6 | Overcast | 17° /15° | 0 mm | 1 | |
| Oct. 7 | Overcast | 19° /17° | 0 mm | 2 | |
| Oct. 8 |  Heavy rain | 19° /15° | 68.1 mm | 1 | |
| Oct. 9 |  Partly cloudy | 14° /10° | 0 mm | 3 | |
| Oct. 10 | Sunny | 16° /9° | 0 mm | 3 | |
| Oct. 11 | Overcast | 15° /12° | 0 mm | 1 | |
| Oct. 12 |  Heavy rain at times | 15° /14° | 12.2 mm | 0 | |
| Oct. 13 |  Moderate or heavy rain with thunder | 16° /15° | 112.1 mm | 0 | |
| Oct. 14 |  Moderate rain | 15° /14° | 56.9 mm | 0 | |
| Oct. 15 | Overcast | 15° /11° | 1.8 mm | 1 | |
| Oct. 16 | Overcast | 9° /7° | 0.2 mm | 1 | |
| Oct. 17 | Overcast | 13° /9° | 0 mm | 2 | |
| Oct. 18 | Partly cloudy | 13° /10° | 0 mm | 2 | |
| Oct. 19 |  Cloudy | 17° /11° | 0 mm | 2 | |
| Oct. 20 |  Moderate or heavy rain shower | 16° /13° | 46.3 mm | 1 | |
| Oct. 21 | Sunny | 16° /11° | 0 mm | 2 | |
| Oct. 22 | Cloudy | 19° /14° | 0 mm | 2 | |
| Oct. 23 | Partly cloudy | 16° /12° | 0 mm | 2 | |
| Oct. 24 | Cloudy | 13° /10° | 0 mm | 2 | |
| Oct. 25 | Cloudy | 11° /8° | 0 mm | 2 | |
| Oct. 26 | Cloudy | 11° /8° | 0 mm | 2 | |
| Oct. 27 | Overcast | 9° /8° | 0 mm | 1 | |
| Oct. 28 | Overcast | 10° /9° | 0 mm | 0 | |
| Oct. 29 | Overcast | 12° /10° | 0 mm | 0 | |
| Oct. 30 | Overcast | 12° /10° | 11.7 mm | 0 | |
| Oct. 31 | Overcast | 15° /8° | 18.9 mm | 1 | |
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Important Notice
Our weather forecast for Hyannis in October is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Hyannis forecast closer to your planned date for the most up-to-date weather information.
Change Month
Hyannis in October - FAQ
What are the expected maximum and minimum temperatures in Hyannis during October?
During October, expect a variety of temperatures with highs around 15° and lows near 11°, suitable for diverse activities and preferences.
How much rainfall should be expected in Hyannis during October?
Significant rainfall exceeding 328.2 mm is expected in Hyannis during October, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Hyannis during October?
The average wind speed in Hyannis during October is 32 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in Hyannis
Explore the daily rainfall trends and prepare for Hyanniss October weather 💧
Typically, Hyannis has 8 rainy days in October with a total of 328.2 mm of rainfall.
UV exposure in Hyannis during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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