Watertown, MA 02477 Hourly Weather

Middlesex County3:20 AM EDT42.37°N, 71.18°W

Next 48 hours

3 AM 6 AM 9 AM 12 PM 3 PM 6 PM 9 PM Thu Oct 22 12 AM 3 AM 6 AM 9 AM 12 PM 3 PM 6 PM 9 PM Fri Oct 23 12 AM 40° 45° 50° 55° 60° %
TemperatureFeels likeChance of precipitationNight
Wednesday, October 2121 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
3 AM Partly Cloudy 48° 44° 0% 0.00 in NE 9 G15 71% 39° 37% 0
4 AM Partly Cloudy 47° 42° 0% 0.00 in N 10 G16 74% 39° 49% 0
5 AM Mostly Cloudy 46° 41° 0% 0.00 in N 10 G17 76% 39° 51% 0
6 AM Partly Sunny 46° 41° 0% 0.00 in N 10 G17 76% 39° 58% 0
7 AM Mostly Cloudy 45° 40° 0% 0.00 in N 10 G18 79% 39° 74% 0
8 AM Mostly Cloudy 46° 41° 0% 0.00 in N 10 G20 76% 39° 71% 0
9 AM Partly Sunny 47° 42° 0% 0.00 in NE 10 G18 76% 40° 68% 1
10 AM Mostly Cloudy 48° 43° 0% 0.00 in NE 10 G20 74% 40° 74% 2
11 AM Partly Sunny 50° 46° 0% 0.00 in NE 12 G22 71% 41° 62% 3
12 PM Mostly Cloudy 51° 51° 0% 0.00 in NE 12 G23 68% 41° 70% 4
1 PM Partly Sunny 52° 52° 0% 0.00 in NE 12 G23 66% 41° 64% 4
2 PM Partly Sunny 52° 52° 0% 0.00 in NE 12 G22 66% 41° 61% 3
3 PM Partly Sunny 52° 52° 0% 0.00 in NE 12 G21 66% 41° 53% 2
4 PM Partly Sunny 51° 51° 0% 0.00 in NE 10 G20 68% 41° 60% 1
5 PM Partly Sunny 53° 53° 0% 0.00 in NE 9 G17 64% 41° 59% 0
6 PM Mostly Cloudy 50° 47° 2% 0.00 in NE 8 G15 74% 42° 71% 0
7 PM Mostly Cloudy 48° 45° 3% 0.00 in NE 7 G13 83% 43° 55% 0
8 PM Partly Cloudy 49° 47° 5% 0.00 in NE 6 G12 83% 44° 50% 0
9 PM Mostly Cloudy 48° 45° 7% 0.00 in N 6 G12 89% 45° 83% 0
10 PM Mostly Cloudy 47° 44° 8% 0.00 in N 6 G12 93% 45° 77% 0
11 PM Mostly Cloudy 47° 44° 10% 0.00 in N 6 89% 44° 69% 0
Thursday, October 2224 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 47° 44° 10% 0.00 in N 6 89% 44° 72% 0
1 AM Mostly Cloudy 46° 43° 9% 0.00 in N 6 89% 43° 75% 0
2 AM Mostly Cloudy 46° 43° 9% 0.00 in N 6 G12 89% 43° 77% 0
3 AM Mostly Cloudy 45° 41° 9% 0.00 in N 7 G13 89% 42° 77% 0
4 AM Mostly Cloudy 44° 40° 9% 0.00 in N 7 G13 89% 41° 77% 0
5 AM Mostly Cloudy 44° 40° 8% 0.00 in N 7 G14 86% 40° 77% 0
6 AM Mostly Cloudy 43° 39° 6% 0.00 in N 7 G14 86% 39° 71% 0
7 AM Partly Sunny 43° 38° 3% 0.00 in N 8 G14 86% 39° 64% 0
8 AM Partly Sunny 43° 38° 1% 0.00 in N 9 G17 86% 39° 58% 0
9 AM Partly Sunny 46° 41° 1% 0.00 in N 9 G17 76% 39° 51% 1
10 AM Mostly Sunny 49° 45° 1% 0.00 in N 9 G18 71% 40° 44% 2
11 AM Mostly Sunny 52° 52° 1% 0.00 in N 10 G20 63% 40° 37% 3
12 PM Mostly Sunny 55° 55° 1% 0.00 in N 10 G20 57% 40° 32% 3
1 PM Mostly Sunny 58° 58° 0% 0.00 in N 10 G20 49% 39° 28% 3
2 PM Sunny 60° 60° 0% 0.00 in N 10 G21 46% 39° 23% 3
3 PM Sunny 61° 61° 0% 0.00 in N 10 G20 44% 39° 19% 2
4 PM Sunny 62° 62° 0% 0.00 in N 10 G20 44% 40° 16% 1
5 PM Sunny 61° 61° 0% 0.00 in N 10 G20 48% 41° 12% 0
6 PM Mostly Clear 60° 60° 0% 0.00 in N 10 G21 51% 42° 13% 0
7 PM Mostly Clear 58° 58° 0% 0.00 in N 12 G23 57% 43° 14% 0
8 PM Mostly Clear 56° 56° 0% 0.00 in N 13 G25 62% 43° 15% 0
9 PM Mostly Clear 54° 54° 0% 0.00 in N 13 G24 64% 42° 13% –
10 PM Mostly Clear 52° 52° 0% 0.00 in N 12 G22 66% 41° 12% –
11 PM Mostly Clear 50° 46° 0% 0.00 in N 10 G21 68% 40° 10% –
Friday, October 2324 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 49° 45° 0% 0.00 in N 10 G20 68% 39° 10% –
1 AM Mostly Clear 48° 44° 0% 0.00 in N 9 G18 71% 39° 10% –
2 AM Mostly Clear 47° 43° 2% 0.00 in N 9 G17 71% 38° 11% –
3 AM Mostly Clear 45° 40° 2% 0.00 in N 9 G16 73% 37° 12% –
4 AM Mostly Clear 44° 38° 2% 0.00 in N 10 G17 70% 35° 14% –
5 AM Mostly Clear 43° 37° 2% 0.00 in N 10 G18 70% 34° 16% –
6 AM Sunny 42° 36° 2% 0.00 in N 10 G18 70% 33° 16% –
7 AM Sunny 41° 35° 2% 0.00 in N 10 G18 73% 33° 16% –
8 AM Sunny 41° 35° 4% 0.00 in N 10 G18 73% 33° 15% –
9 AM Sunny 42° 36° 5% 0.00 in N 10 G20 70% 33° 17% –
10 AM Sunny 44° 38° 5% 0.00 in N 12 G22 68% 34° 19% –
11 AM Sunny 46° 41° 6% 0.00 in N 12 G23 63% 34° 21% –
12 PM Sunny 48° 43° 6% 0.00 in N 12 G23 58% 34° 22% –
1 PM Sunny 50° 46° 6% 0.00 in N 12 G22 52% 33° 23% –
2 PM Sunny 52° 52° 5% 0.00 in N 12 G21 48% 33° 24% –
3 PM Sunny 52° 52° 5% 0.00 in N 10 G18 46% 32° 20% –
4 PM Sunny 51° 51° 5% 0.00 in N 9 G15 48% 32° 15% –
5 PM Sunny 50° 47° 5% 0.00 in N 8 50% 32° 11% –
6 PM Mostly Clear 49° 46° 5% 0.00 in N 7 54% 33° 14% –
7 PM Mostly Clear 48° 45° 4% 0.00 in N 6 60% 35° 17% –
8 PM Mostly Clear 45° 42° 4% 0.00 in N 6 73% 37° 20% –
9 PM Mostly Clear 44° 41° 4% 0.00 in N 6 76% 37° 20% –
10 PM Mostly Clear 44° 41° 5% 0.00 in N 5 76% 37° 20% –
11 PM Mostly Clear 43° 40° 5% 0.00 in N 5 79% 37° 20% –
Saturday, October 2424 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 42° 39° 4% 0.00 in N 5 82% 37° 20% –
1 AM Mostly Clear 42° 39° 4% 0.00 in NW 5 86% 38° 20% –
2 AM Mostly Clear 41° 38° 4% 0.00 in NW 5 89% 38° 23% –
3 AM Mostly Clear 40° 37° 3% 0.00 in NW 5 92% 38° 23% –
4 AM Mostly Clear 39° 36° 3% 0.00 in NW 5 92% 37° 23% –
5 AM Mostly Clear 38° 34° 2% 0.00 in NW 5 92% 36° 23% –
6 AM Sunny 38° 34° 2% 0.00 in NW 5 89% 35° 23% –
7 AM Sunny 38° 34° 2% 0.00 in NW 5 85% 34° 23% –
8 AM Sunny 39° 36° 2% 0.00 in NW 5 82% 34° 15% –
9 AM Sunny 41° 38° 2% 0.00 in NW 5 76% 34° 15% –
10 AM Sunny 44° 41° 1% 0.00 in NW 5 70% 35° 15% –
11 AM Sunny 47° 45° 1% 0.00 in NW 5 63% 35° 15% –
12 PM Sunny 50° 48° 1% 0.00 in NW 5 54% 34° 15% –
1 PM Sunny 52° 52° 1% 0.00 in W 6 50% 34° 15% –
2 PM Sunny 54° 54° 1% 0.00 in W 6 45% 33° 7% –
3 PM Sunny 55° 55° 1% 0.00 in W 5 43% 33° 7% –
4 PM Sunny 56° 56° 1% 0.00 in W 3 43% 34° 7% –
5 PM Sunny 55° 55° 1% 0.00 in W 2 47% 35° 7% –
6 PM Mostly Clear 53° 53° 1% 0.00 in W 2 50% 35° 7% –
7 PM Mostly Clear 51° 51° 1% 0.00 in W 3 56% 36° 7% –
8 PM Mostly Clear 48° 47° 1% 0.00 in W 3 63% 36° 6% –
9 PM Mostly Clear 46° 45° 1% 0.00 in W 3 68% 36° 6% –
10 PM Mostly Clear 44° 42° 0% 0.00 in W 3 73% 36° 6% –
11 PM Mostly Clear 42° 40° 0% 0.00 in W 3 79% 36° 6% –
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 41° 39° 0% 0.00 in W 3 82% 36° 6% –
1 AM Mostly Clear 41° 39° 0% 0.00 in W 3 86% 37° 6% –
2 AM Mostly Clear 41° 39° 0% 0.00 in W 3 86% 37° 6% –
3 AM Mostly Clear 40° 38° 0% 0.00 in W 3 89% 37° 6% –
4 AM Mostly Clear 40° 38° 0% 0.00 in W 3 85% 36° 6% –
5 AM Mostly Clear 39° 37° 0% 0.00 in W 3 89% 36° 6% –
6 AM Sunny 38° 36° 1% 0.00 in W 3 92% 36° 6% –
7 AM Sunny 37° 34° 1% 0.00 in W 3 96% 36° 6% –
8 AM Sunny 38° 36° 1% 0.00 in W 3 92% 36° 4% –
9 AM Sunny 41° 39° 1% 0.00 in W 3 86% 37° 4% –
10 AM Sunny 45° 43° 1% 0.00 in W 5 73% 37° 4% –
11 AM Sunny 50° 48° 1% 0.00 in W 5 63% 38° 4% –
12 PM Sunny 54° 54° 1% 0.00 in W 5 55% 38° 4% –
1 PM Sunny 58° 58° 1% 0.00 in W 5 49% 39° 4% –
2 PM Sunny 61° 61° 1% 0.00 in SW 5 44% 39° 8% –
3 PM Sunny 62° 62° 1% 0.00 in SW 5 43% 39° 8% –
4 PM Sunny 62° 62° 1% 0.00 in SW 5 43% 39° 8% –
5 PM Sunny 61° 61° 1% 0.00 in SW 5 44% 39° 8% –
6 PM Mostly Clear 59° 59° 1% 0.00 in SW 5 49% 40° 8% –
7 PM Mostly Clear 57° 57° 1% 0.00 in SW 5 57% 42° 8% –
8 PM Mostly Clear 54° 54° 1% 0.00 in SW 5 66% 43° 12% –
9 PM Mostly Clear 52° 52° 1% 0.00 in SW 5 71% 43° 12% –
10 PM Mostly Clear 50° 48° 1% 0.00 in SW 5 77% 43° 12% –
11 PM Mostly Clear 49° 47° 1% 0.00 in SW 5 77% 42° 12% –
Monday, October 2620 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 48° 46° 1% 0.00 in SW 5 80% 42° 12% –
1 AM Mostly Clear 48° 46° 1% 0.00 in SW 5 80% 42° 12% –
2 AM Mostly Clear 48° 46° 1% 0.00 in SW 5 80% 42° 15% –
3 AM Mostly Clear 47° 45° 1% 0.00 in SW 5 83% 42° 15% –
4 AM Mostly Clear 46° 43° 1% 0.00 in SW 6 83% 41° 15% –
5 AM Mostly Clear 46° 43° 1% 0.00 in SW 6 83% 41° 15% –
6 AM Sunny 46° 43° 1% 0.00 in SW 6 79% 40° 15% –
7 AM Sunny 46° 43° 1% 0.00 in SW 6 79% 40° 15% –
8 AM Sunny 47° 44° 0% 0.00 in SW 6 76% 40° 25% –
9 AM Sunny 49° 47° 0% 0.00 in SW 6 G12 74% 41° 25% –
10 AM Sunny 53° 53° 0% 0.00 in W 7 69% 43° 25% –
11 AM Sunny 56° 56° 0% 0.00 in W 7 G13 64% 44° 25% –
12 PM Sunny 59° 59° 0% 0.00 in W 7 G14 60% 45° 25% –
1 PM Sunny 63° 63° 0% 0.00 in W 8 G15 54% 46° 25% –
2 PM Mostly Sunny 65° 65° 0% 0.00 in W 8 G15 50% 46° 28% –
3 PM Mostly Sunny 66° 66° 0% 0.00 in W 8 G15 48% 46° 28% –
4 PM Mostly Sunny 66° 66° 0% 0.00 in W 7 G14 47% 45° 28% –
5 PM Mostly Sunny 65° 65° 0% 0.00 in W 7 G13 48% 45° 28% –
6 PM Partly Cloudy 63° 63° 0% 0.00 in W 7 54% 46° 28% –
7 PM Partly Cloudy 61° 61° 0% 0.00 in W 6 G12 58% 46° 28% –

National Weather Service forecast updated 22 hrs ago. Precipitation amounts are the forecast liquid equivalent for each hour.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Search index and reflects what the press published. Terms of use.