Boston (MA)
July
Weather in Boston, Massachusetts for July 2026
Your guide to Boston weather in July - trends and predictions
So far, July 2026 in Boston is slightly warmer than the historical average by 1.9 °F.
The forecast for the upcoming days in Boston predicts a temperature of 24.2 °F, which is slightly above the historical average.
In general, the average temperature in Boston at the beginning of July is 27.4 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 24.4 °F by the end of July.
The climate of Boston in July is notably wet, with an average of 12 rainy days, and a total of 138.3 mm of precipitation.
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Temperatures
Rain 🌧️
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19
Dry days
12
Rainy days
0
Snow days
27°/19°
Temperatures
16 km/h
Avg max wind
71 %
Avg humidity
Boston Weather July
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Temperatures trend during July in Boston
See the weather trend as well as the moving average line
July weather in Boston day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jul. 1 |  Heavy rain at times | 28° /18° | 3 mm | 7 | |
| Jul. 2 |  Moderate or heavy rain shower | 27° /18° | 6.2 mm | 7 | |
| Jul. 3 | Heavy rain at times | 29° /19° | 6.1 mm | 7 | |
| Jul. 4 |  Patchy rain possible | 26° /17° | 4.2 mm | 6 | |
| Jul. 5 |  Partly cloudy | 26° /18° | 1.2 mm | 7 | |
| Jul. 6 | Patchy rain possible | 28° /19° | 3.3 mm | 7 | |
| Jul. 7 | Patchy rain possible | 28° /19° | 9.2 mm | 6 | |
| Jul. 8 |  Overcast | 28° /18° | 21.2 mm | 7 | |
| Jul. 9 | Patchy rain possible | 25° /18° | 15.1 mm | 6 | |
| Jul. 10 | Moderate or heavy rain shower | 25° /18° | 5.3 mm | 6 | |
| Jul. 11 |  Sunny | 28° /17° | 1.6 mm | 7 | |
| Jul. 12 | Patchy rain possible | 28° /18° | 3.5 mm | 7 | |
| Jul. 13 | Overcast | 27° /18° | 4.2 mm | 7 | |
| Jul. 14 | Moderate or heavy rain shower | 29° /19° | 3.9 mm | 7 | |
| Jul. 15 | Overcast | 30° /20° | 3 mm | 7 | |
| Jul. 16 | Patchy rain possible | 31° /19° | 8.8 mm | 8 | |
| Jul. 17 | Heavy rain at times | 29° /19° | 4.9 mm | 7 | |
| Jul. 18 | Moderate or heavy rain shower | 28° /18° | 9.3 mm | 7 | |
| Jul. 19 | Overcast | 28° /19° | 1.1 mm | 7 | |
| Jul. 20 | Overcast | 30° /18° | 0.3 mm | 7 | |
| Jul. 21 | Moderate or heavy rain shower | 28° /18° | 6.4 mm | 7 | |
| Jul. 22 | Partly cloudy | 28° /18° | 0.8 mm | 7 | |
| Jul. 23 | Sunny | 27° /17° | 0.9 mm | 7 | |
| Jul. 24 | Partly cloudy | 28° /17° | 0.7 mm | 7 | |
| Jul. 25 | Moderate or heavy rain shower | 28° /19° | 4.8 mm | 7 | |
| Jul. 26 | Sunny | 28° /17° | 0 mm | 7 | |
| Jul. 27 | Sunny | 25° /14° | 0 mm | 7.9 | |
| Jul. 28 | Sunny | 28° /17° | 0 mm | 7.4 | |
| Jul. 29 | Light rain shower | 23° /18° | 11.8 mm | 5.7 | |
| Jul. 30 | Light rain shower | 19° /17° | 9.2 mm | 1.2 | |
| Jul. 31 | Patchy rain possible | 20° /17° | 0.8 mm | 4 | |
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Important Notice
Our weather forecast for Boston in July 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 July - FAQ
What are the expected maximum and minimum temperatures in Boston during July?
During July, expect a variety of temperatures with highs around 27° and lows near 19°, suitable for diverse activities and preferences.
How much rainfall should be expected in Boston during July?
Significant rainfall exceeding 138.3 mm is expected in Boston during July, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Boston during July?
The average wind speed in Boston during July is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
July rainfall patterns in Boston
Explore the daily rainfall trends and prepare for Bostons July weather 💧
Typically, Boston has 12 rainy days in July with a total of 138.3 mm of rainfall.
UV exposure in Boston during July
Stay informed about UV levels for safe outdoor activities throughout the month of July ☀️
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