Boston (MA)
October
Weather in Boston, Massachusetts for October 2025
Your guide to Boston weather in October - trends and predictions
Until now, October 2025 in Boston is slightly cooler than the historical average by -1.8 °F.
The forecast for the next days in Boston predicts temperatures to be around 12 °F, close to the historical average.
In general, the average temperature in Boston at the beginning of October is 19.3 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 13.9 °F by the end of October.
Boston in October brings notable rainfall, with an average of 20 rainy days and a total precipitation of 105.4 mm.
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Temperatures
Rain 🌧️
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11
Dry days
20
Rainy days
0
Snow days
17°/10°
Temperatures
17 km/h
Avg max wind
72 %
Avg humidity
Boston Weather October
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Temperatures trend during October in Boston
See the weather trend as well as the moving average line
October weather in Boston day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Oct. 1 |  Partly cloudy | 18° /10° | 3.3 mm | 5 | |
| Oct. 2 |  Overcast | 17° /10° | 0 mm | 4 | |
| Oct. 3 | Overcast | 19° /11° | 1.5 mm | 4 | |
| Oct. 4 |  Mist | 20° /13° | 8.4 mm | 5 | |
| Oct. 5 |  Moderate rain at times | 20° /13° | 3.2 mm | 5 | |
| Oct. 6 | Partly cloudy | 20° /12° | 0.1 mm | 5 | |
| Oct. 7 |  Cloudy | 21° /13° | 9 mm | 5 | |
| Oct. 8 | Cloudy | 18° /11° | 24.1 mm | 4 | |
| Oct. 9 | Overcast | 16° /9° | 0 mm | 4 | |
| Oct. 10 |  Patchy rain possible | 16° /9° | 0.7 mm | 4 | |
| Oct. 11 | Cloudy | 18° /10° | 0.1 mm | 4 | |
| Oct. 12 |  Sunny | 20° /11° | 9.9 mm | 5 | |
| Oct. 13 |  Heavy rain at times | 18° /10° | 25.7 mm | 4 | |
| Oct. 14 | Overcast | 17° /10° | 8.2 mm | 4 | |
| Oct. 15 | Overcast | 16° /9° | 0 mm | 4 | |
| Oct. 16 | Overcast | 17° /8° | 0.7 mm | 4 | |
| Oct. 17 | Overcast | 15° /8° | 2 mm | 4 | |
| Oct. 18 | Sunny | 15° /7° | 1.1 mm | 4 | |
| Oct. 19 | Sunny | 18° /7° | 0 mm | 5 | |
| Oct. 20 | Sunny | 19° /10° | 9 mm | 5 | |
| Oct. 21 | Partly cloudy | 18° /9° | 11 mm | 5 | |
| Oct. 22 | Cloudy | 18° /10° | 1.1 mm | 4 | |
| Oct. 23 | Cloudy | 15° /9° | 1.5 mm | 4 | |
| Oct. 24 | Partly cloudy | 15° /8° | 5.9 mm | 4 | |
| Oct. 25 | Moderate or heavy rain shower | 16° /9° | 3.7 mm | 4 | |
| Oct. 26 | Moderate or heavy rain shower | 16° /10° | 8.5 mm | 4 | |
| Oct. 27 | Moderate rain at times | 15° /8° | 2.7 mm | 4 | |
| Oct. 28 | Overcast | 15° /8° | 0 mm | 4 | |
| Oct. 29 | Patchy rain possible | 9° /8° | 0.3 mm | 0.2 | |
| Oct. 30 |  Moderate rain | 11° /8° | 7 mm | 0.4 | |
| Oct. 31 |  Heavy rain | 15° /9° | 119.9 mm | 0.4 | |
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Important Notice
Our weather forecast for Boston 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 Boston forecast closer to your planned date for the most up-to-date weather information.
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Boston in October - FAQ
What are the expected maximum and minimum temperatures in Boston during October?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Boston during October?
Significant rainfall exceeding 105.4 mm is expected in Boston during October, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Boston during October?
The average wind speed in Boston during October is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in Boston
Explore the daily rainfall trends and prepare for Bostons October weather 💧
UV exposure in Boston during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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