Weather Tomorrow

Weather Tomorrow for ZIP 02145

Somerville, MA · View full Somerville forecast

Friday, September 18, 2026

76°Low 61°FColdHot
Clear

Precip chance

58%

Wind

6-12 mph

Humidity

69%

Feels like

74–63°F

Rain forecast

Rain likely starts around 4 AM and may continue until 7 AM. Peak chance: 58% around 4 AM.

Data source: National Weather Service (NOAA) · Updated just now

Tomorrow by Hour

61°Temperature trend76°
TimeTempConditionRain %Wind
4 AM70°FPatchy Fog
58%
6 mph SW
5 AM69°FRain Showers Likely
55%
7 mph SW
6 AM68°FChance Rain Showers
51%
7 mph SW
7 AM68°FChance Rain Showers
40%
7 mph W
8 AM68°FChance Rain Showers
29%
6 mph W
9 AM67°FPatchy Fog
18%
6 mph W
10 AM67°FMostly Cloudy
13%
7 mph NW
11 AM67°FPartly Sunny
8%
7 mph NW
12 PM68°FMostly Sunny
3%
8 mph NW
1 PM69°FSunny
2%
9 mph NW
2 PM71°FSunny
2%
10 mph N
3 PM73°FSunny
1%
12 mph N
4 PM74°FSunny
1%
12 mph N
5 PM75°FSunny
0%
12 mph NW
6 PM75°FMostly Sunny
0%
12 mph NW
7 PM76°FMostly Sunny
0%
10 mph NW
8 PM75°FSunny
0%
10 mph NW
9 PM74°FSunny
0%
12 mph NW
10 PM73°FPartly Cloudy
0%
10 mph NW
11 PM69°FPartly Cloudy
0%
9 mph N
12 AM66°FPartly Cloudy
0%
9 mph N
1 AM64°FPartly Cloudy
0%
8 mph N
2 AM62°FPartly Cloudy
0%
8 mph N
3 AM61°FPartly Cloudy
0%
8 mph N

Precipitation Timeline

100%
50%
58%
4a10a4p10p
<20%20-50%50-70%>70%

What to Wear Tomorrow

Warm and comfortable — dress light

Clothing

  • T-shirt or light blouse
  • Shorts or light pants

Footwear

Comfortable shoes or sandals

Accessories

  • Umbrella

Conditions

High: 76°F

Low: 61°F

Wind: 6-12 mph

Rain: 58%

Rain expected around 4 AM — carry an umbrella.

Best Time to Be Outside Tomorrow

12 PM – 1 PM98

Excellent conditions for outdoor activities (dry, comfortable temp, light wind, daylight)

4a10a4p10p