Today
Expect fog. Daytime high +54°, overnight low +36°. Wind up to 2 mph. No precipitation expected.
Weather in Boston
Ireland · Munster · 53.0308, -8.9317
Today Now 5:40 AM
+36° Fog
Hourly forecast
Today10/18
Temperature°F
Cloudiness
Precipitation
Windmph
Wind gusts
Humidity
PressureinHg
Dew point°F
Visibilitymi
UV index
Forecast in words
Tomorrow
Tomorrow high +50° and fog, nighttime low +36° — 4° colder than today.
Week
Seven days ahead fall within +36°…+54°. Peak warmth: Sun, +54°. Coldest at night — Sun, +36°. Precipitation expected: Tue, Wed, Thu, Fri. Peak wind: Fri, 22 mph.
Week vs norm
- Today 10/18 +54° −2° usually +56°
- Tomorrow 10/19 +50° −5° usually +55°
- Tue 10/20 +54° −2° usually +55°
- Wed 10/21 +50° −5° usually +55°
- Thu 10/22 +50° −5° usually +55°
- Fri 10/23 +48° −7° usually +55°
- Sat 10/24 +50° −5° usually +55°
- Sun 10/25 +50° −4° usually +54°
Difference between forecast daytime high and the 1991–2020 norm for this date.
This day, October 18
Today is cooler than usual for this date.
- Heat record +66° 1997
- Cold record +28° 1993
- Most precipitation 0.5 in 2023
- Strongest gust 52 mph 1994
Records for this calendar date, 1991-2024, ERA5 reanalysis.
Climate in Boston
Today is about 3° colder than usual for October.
| Month | Daytime / Nighttime | Average | Precipitation in |
|---|---|---|---|
| Jan | +46° / +38° | +42° | 4.5 |
| Feb | +47° / +39° | +43° | 4.0 |
| Mar | +50° / +40° | +45° | 3.6 |
| Apr | +54° / +42° | +48° | 3.2 |
| May | +59° / +47° | +53° | 3.4 |
| Jun | +63° / +51° | +57° | 3.4 |
| Jul | +65° / +54° | +59° | 3.7 |
| Aug | +64° / +54° | +59° | 4.1 |
| Sep | +62° / +51° | +56° | 3.8 |
| Oct | +56° / +47° | +51° | 4.6 |
| Nov | +51° / +42° | +47° | 4.8 |
| Dec | +47° / +39° | +43° | 4.9 |
Climatic normals for 1991–2025 years from ERA5-Land reanalysis.
Astronomical data
Sunrise / sunset
8:07 AM | 6:33 PM
Moon
4:00 PM | 11:33 PM
Moon phase
First quarter 48%
Next solar eclipse
Calculating for this city…