Tomorrow in Boston: Cool and mostly clear, high of 14°
Sunday 1 November at Boston Logan International Airport (BOS), United States
Tomorrow at BOS
High14°
Likely 13°–16°
Mostly sunny
Low 3°, likely 2°–5°
2% chance of rain
Wind up to 24 km/h
Humidity 58%
Through the day
Times are local; night hours are shaded. The line is a sketch, not an hour-by-hour forecast: this airport's typical daily temperature cycle, scaled to tomorrow's high and low.
Tomorrow's high should be 3° warmer than today's, and close to the normal high for 1 November. Rain is less likely than usual: 2% against a normal 35% for the date.
How sure we are
Shaded: the likely range (an 80% range). In our tests, eight days in ten ended inside it.
Right now at BOS
11°, mostly clear, wind from the north at 20 km/h.
Latest airport report, 13:00 local time.
The details
Chance of rain
2% normal 35%
Chance of thunder
1% or less
Chance of fog
1% or less
Strongest wind
24 km/h
Strongest gust
31 km/h
Average humidity
58%
Daytime sky
Mostly clear
Chances are for the local day. Rain means rain, drizzle or snow in at least one hourly airport report; fog means fog or visibility under 1 km in at least one. "Normal" is this airport's usual chance for the date. Wind and gust are the strongest of the day.
How our forecasts did here
Each band is the forecast high ±2°, each dot what the airport measured. Highs more than 2° off are in bold. Rained means rain or snow was reported that day.
Day
High forecast
High measured
Where it landed
Low forecast
Low measured
Rain chance
Rained
Fri 30 Oct
20°
22°
12°
11°
6%
No
Thu 29 Oct
19°
20°
8°
9°
3%
No
Wed 28 Oct
12°
11°
4°
3°
3%
No
Tue 27 Oct
14°
15°
7°
7°
7%
No
Sun 25 Oct
16°
16°
5°
6°
2%
No
Fri 23 Oct
18°
12°
9°
7°
4%
No
Thu 22 Oct
14°
18°
9°
8°
41%
No
Wed 21 Oct
17°
13°
8°
8°
1%
No
Tue 20 Oct
18°
17°
7°
7°
4%
No
Mon 19 Oct
17°
13°
6°
6°
3%
No
Sun 18 Oct
10°
9°
3°
3°
4%
No
Sat 17 Oct
15°
18°
9°
5°
14%
No
Fri 16 Oct
17°
19°
10°
11°
66%
Yes
Thu 15 Oct
17°
17°
12°
11°
24%
No
The forecast high was within 2° on 8 of the last 14 scored days. Days that could not be scored are left out. Forecasts before 27 October did not yet use ECMWF and were less accurate on average.
"Measured" is the highest and lowest hourly airport report of the local day. Official daily highs and lows can differ a little: at US airports the official high averages about 0.4° higher and the official low about 0.5° lower. More