Boston, MA 14-Day Forecast

Massachusetts, United States 🇺🇸
90°
Sunny right now Today: high 90°, low 70°
Updated 1 min ago

Boston weather for the next 14 days

Today

Sunny High 90° Low 70°
Precipitation
18% · 0.0 in
8 mph
7 - High
Sunrise / sunset
05:42 AM / 07:58 PM

Friday, August 7

Sunny High 95° Low 72°
Precipitation
6% · 0.0 in
Max wind
7 mph
Humidity
65%
UV index
8 - Very High
Sunrise / sunset
05:43 AM / 07:56 PM

Saturday, August 8

Patchy rain nearby High 91° Low 71°
Precipitation
67% · 0.17 in
Max wind
7 mph
Humidity
75%
UV index
8 - High
Sunrise / sunset
05:44 AM / 07:55 PM

Sunday, August 9

Sunny High 94° Low 70°
Precipitation
17% · 0.01 in
Max wind
12 mph
Humidity
60%
UV index
8 - High
Sunrise / sunset
05:45 AM / 07:54 PM

Monday, August 10

Sunny High 91° Low 70°
Precipitation
2% · 0.0 in
Max wind
10 mph
Humidity
48%
UV index
8 - Very High
Sunrise / sunset
05:46 AM / 07:52 PM

Tuesday, August 11

Sunny High 92° Low 70°
Precipitation
57% · 0.05 in
Max wind
11 mph
Humidity
64%
UV index
8 - Very High
Sunrise / sunset
05:47 AM / 07:51 PM

Wednesday, August 12

Patchy rain nearby High 74° Low 62°
Precipitation
82% · 0.58 in
Max wind
9 mph
Humidity
82%
UV index
5 - Moderate
Sunrise / sunset
05:48 AM / 07:50 PM

Thursday, August 13

Sunny High 83° Low 61°
Precipitation
12% · 0.0 in
Max wind
10 mph
Humidity
75%
UV index
7 - High
Sunrise / sunset
05:49 AM / 07:48 PM

Friday, August 14

Patchy rain nearby High 83° Low 68°
Precipitation
69% · 0.11 in
Max wind
8 mph
Humidity
78%
UV index
7 - High
Sunrise / sunset
05:50 AM / 07:47 PM

Saturday, August 15

Sunny High 78° Low 61°
Precipitation
3% · 0.0 in
Max wind
8 mph
Humidity
53%
UV index
7 - High
Sunrise / sunset
05:51 AM / 07:45 PM

Sunday, August 16

Sunny High 78° Low 62°
Precipitation
9% · 0.0 in
Max wind
7 mph
Humidity
67%
UV index
7 - High
Sunrise / sunset
05:52 AM / 07:44 PM

Monday, August 17

Partly Cloudy High 70° Low 62°
Precipitation
87% · 0.95 in
Max wind
8 mph
Humidity
89%
UV index
6 - High
Sunrise / sunset
05:53 AM / 07:42 PM

Tuesday, August 18

Patchy rain nearby High 64° Low 58°
Precipitation
87% · 0.3 in
Max wind
12 mph
Humidity
89%
UV index
5 - Moderate
Sunrise / sunset
05:54 AM / 07:41 PM

Wednesday, August 19

Sunny High 70° Low 59°
Precipitation
4% · 0.0 in
Max wind
6 mph
Humidity
59%
UV index
6 - High
Sunrise / sunset
05:55 AM / 07:39 PM

Boston 14-day outlook: the story

The warmest day of Boston's 14-day outlook is Friday, August 7 with a high near 95°F (35°C); the coolest night comes Tuesday, August 18, dipping to 58°F (15°C). The trend points cooler: week two runs about 14°F below week one. Highs over the next two weeks average 89°F (32°C), about 7°F (4°C) above the typical August high of 82°F (28°C).

Precipitation is most likely on Saturday 8, Tuesday 11, Wednesday 12, Friday 14 and beyond; the wettest day looks like Monday, August 17 with about 0.95 in (24.2 mm) expected. For the weekend, expect Saturday 91°F (33°C) and patchy rain nearby / Sunday 94°F (34°C) and sunny.

For typical conditions month by month, see the Boston climate & average temperatures guide.

Boston forecast questions

Will it rain in Boston this week?
The forecast currently shows meaningful precipitation chances on 6 of the next 14 days, peaking around Monday, August 17.
What will be the warmest day in Boston over the next 14 days?
Friday, August 7, with a forecast high near 95°F (35°C).
How accurate is a 14-day forecast for Boston?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.

Average temperatures in Boston by month

Monthly averages for Boston based on 2015–2024 weather data.
MonthHighLow Rain daysPrecipitation SunshineHumidity
January 37° 23° 10 4.2 in 6.0 h/day 67%
February 40° 22° 10 3.5 in 6.7 h/day 69%
March 46° 29° 12 4.3 in 7.9 h/day 67%
April 56° 39° 12 4.2 in 8.4 h/day 69%
May 67° 49° 11 3.1 in 10.2 h/day 70%
June 77° 59° 11 3.4 in 11.2 h/day 71%
July 83° 66° 12 4.3 in 11.4 h/day 72%
August 82° 65° 11 2.9 in 10.9 h/day 73%
September 74° 59° 9 4.3 in 8.9 h/day 75%
October 63° 48° 10 4.7 in 7.5 h/day 76%
November 51° 36° 8 3.3 in 6.6 h/day 71%
December 42° 28° 11 4.7 in 5.7 h/day 73%
14-day forecasts nearby