Today
Expect overcast. Daytime high +45°F, overnight low +41°F. Light wind, up to 12 mph. No rain expected.
Weather outside your window in Groton
local time 3:37 PM · updated just now
Today Now 3:37 PM
+45°F
Overcast
Hourly forecast
Today11/9
Temperature
Feels like
Cloudiness
Precip. chance
Precipitationin
Windmph
Wind gustsmph
Humidity
PressureinHg
Dew point
Visibilitymi
UV index
| Now | 4:00 PM | 5:00 PM | 6:00 PM | 7:00 PM | 8:00 PM | 9:00 PM | 10:00 PM | 11:00 PM | 12:00 AM | 1:00 AM | 2:00 AM |
|---|---|---|---|---|---|---|---|---|---|---|---|
Today
Forecast in words
Tomorrow
Tomorrow partly cloudy: daytime +55°F, nighttime +37°F — 11° warmer than today.
Week
Seven days ahead fall within +32°F…+55°F. Weekly maximum — +55°F (Tue). Coldest night — Fri, around +32°F. Days with precipitation — Thu, Fri, Sat, Sun. Second half of the week is cooler.
Week vs norm
- Today 11/9 +45°F −4° usually +49°F
- Tomorrow 11/10 +55°F +7° usually +48°F
- Wed 11/11 +48°F as usual usually +48°F
- Thu 11/12 +45°F −3° usually +47°F
- Fri 11/13 +37°F −9° usually +47°F
- Sat 11/14 +36°F −11° usually +46°F
- Sun 11/15 +36°F −10° usually +46°F
- Mon 11/16 +37°F −8° usually +46°F
Difference between forecast daytime high and the 1991–2020 norm for this date.
This day, November 9
Today is cooler than usual for this date.
- Heat record +71°F 2020
- Cold record +15°F 2019
- Most precipitation 1.2 in 1996
- Strongest gust 46 mph 2005
Records for this calendar date, 1991-2024, ERA5 reanalysis.
Climate in Groton
Today is about 4° colder than usual for November.
| Month | Daytime / Nighttime | Average | 💧 in |
|---|---|---|---|
| Jan | +30°F / +17°F | +23°F | 3.6 |
| Feb | +32°F / +18°F | +24°F | 3.0 |
| Mar | +41°F / +25°F | +32°F | 3.9 |
| Apr | +54°F / +37°F | +44°F | 4.4 |
| May | +66°F / +47°F | +56°F | 4.0 |
| Jun | +75°F / +57°F | +65°F | 4.4 |
| Jul | +79°F / +62°F | +70°F | 4.3 |
| Aug | +77°F / +61°F | +68°F | 3.9 |
| Sep | +71°F / +55°F | +62°F | 4.1 |
| Oct | +59°F / +44°F | +50°F | 4.3 |
| Nov | +46°F / +33°F | +39°F | 3.8 |
| Dec | +35°F / +24°F | +29°F | 4.0 |
Climatic normals for 1991–2025 years from ERA5-Land reanalysis.
Astronomical data
Sunrise / sunset
6:49 AM | 4:48 PM
Moon
7:22 AM | 4:36 PM
Moon phase
New moon 0%
Next solar eclipse
Calculating for these coordinates…