Watertown, MA Weather Forecast
Local 7-day forecast
Patchy Fog then Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Watertown, MA in one place.
Patchy fog before 7am, then a chance of showers and thunderstorms between 2pm and 5pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 87. West wind 3 to 7 mph. Chance of precipitation is 50%.
Local Weather Overview
This forecast page for Watertown, MA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 8, 2026 7:00 PM EDT.
The active forecast window currently covers Jul 10 to Jul 14, 2026 for Watertown, MA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 10 to Jul 14, 2026
- Latest sync
- Jul 8, 2026 7:00 PM EDT
- Forecast office
- BOX
- Source
- NOAA / NWS
Daily Outlook
This Week in Watertown
Tuesday looks like the warmest upcoming period in Watertown at 89 degrees F.
Saturday Night is the coolest period ahead with temperatures near 62 degrees F.
The strongest winds are forecast for Monday at about 1 to 10 mph SW.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 8, 2026 7:00 PM EDT
- Coverage
- 5 days
- Time zone
- America/New_York
- Forecast office
- BOX
- Radar station
- KBOX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 10pm. Mostly cloudy, with a low around 69. Northwest wind 1 to 5 mph. Chance of precipitation is 40%.
Mostly sunny, with a high near 79. North wind 3 to 7 mph.
Partly cloudy, with a low around 62. North wind 0 to 5 mph.
Sunny, with a high near 83. Northeast wind 3 to 7 mph.
Mostly clear, with a low around 63. South wind 1 to 6 mph.
Sunny, with a high near 86. Southwest wind 1 to 10 mph.
Mostly clear, with a low around 66. Southwest wind 3 to 9 mph.
Sunny, with a high near 89. Southwest wind 3 to 10 mph.
Partly cloudy, with a low around 70. Southwest wind 5 to 10 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Jul 10
|
Patchy Fog then Chance Showers And Thunderstorms
|
87°F |
3 to 7 mph
W
|
|
Friday Night
Jul 10
|
Chance Showers And Thunderstorms then Mostly Cloudy
|
69°F |
1 to 5 mph
NW
|
|
Saturday
Jul 11
|
Mostly Sunny
|
79°F |
3 to 7 mph
N
|
|
Saturday Night
Jul 11
|
Partly Cloudy
|
62°F |
0 to 5 mph
N
|
|
Sunday
Jul 12
|
Sunny
|
83°F |
3 to 7 mph
NE
|
|
Sunday Night
Jul 12
|
Mostly Clear
|
63°F |
1 to 6 mph
S
|
|
Monday
Jul 13
|
Sunny
|
86°F |
1 to 10 mph
SW
|
|
Monday Night
Jul 13
|
Mostly Clear
|
66°F |
3 to 9 mph
SW
|
|
Tuesday
Jul 14
|
Sunny
|
89°F |
3 to 10 mph
SW
|
|
Tuesday Night
Jul 14
|
Partly Cloudy
|
70°F |
5 to 10 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Watertown.
