Weather forecast for tomorrowMattapan, MA

Weather forecast for tomorrow

Monday Oct 19, 2026

  • 59°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 9mphNE 38°
  • Humidity: 66%
  • UV index: 4
  • Sunrise: 7:02 am EDT
  • Sunset: 5:56 pm EDT
  • ▼
Tomorrow, mainly sunny skies with just a few high clouds are anticipated.
The highest temperature will be a moderate 59°F, while the lowest forecasted temperature is a brisk 44.6°F.
The forecasted daily high is projected to match October's typical maximum of 61.3°F.
Sunrise will be at 7:02 am and sunset at 5:56 pm; tomorrow's daylight will last for 10h and 55min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 57°C.
Coldest period: 3 am - 6 am 39°C.

Chance of precipitation

Highest chance: 6%.

Hourly weather forecast

  • 12 am
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 3mphS 181°
  • Humidity: 79%
  • Pressure: 30.53"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 39°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 1mphSW 217°
  • Humidity: 84%
  • Pressure: 30.53"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 39°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 2mphW 263°
  • Humidity: 87%
  • Pressure: 30.53"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 39°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 2mphNW 309°
  • Humidity: 84%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:02 am
  • 8 am
  • 39°F
  • Feels like:
    39°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 2mphNNW 328°
  • Humidity: 86%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 48°F
  • Feels like:
    48°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphNNE 13°
  • Humidity: 66%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 55°F
  • Feels like:
    54°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphENE 57°
  • Humidity: 58%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 2 pm
  • 57°F
  • Feels like:
    55°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 9mphENE 70°
  • Humidity: 53%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 57°F
  • Feels like:
    54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 9mphENE 72°
  • Humidity: 59%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
Sunset: 5:56 pm
  • 6 pm
  • 54°F
  • Feels like:
    50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphNE 55°
  • Humidity: 72%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 48°F
  • Feels like:
    46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 5mphNE 38°
  • Humidity: 82%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 46°F
  • Feels like:
    45°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 6mphNNE 17°
  • Humidity: 84%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, on Monday, a combination of sun-filled and cloudy weather is predicted.
The temperature will vary between a minimum of 39.2°F and a maximum of 57.2°F. The warmest part of the day will be from 1 pm to 4 pm.
The highest temperature will be comparable to October's average maximum of 61.3°F. The temperature low is forecasted to be also comparable to the usual October value of 47.3°F.
Updated: Oct 18, 2026 @ 17:42:38 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Monday, a glowing sky and minimal clouds are expected.

Tomorrow, the maximum temperature will be 59°F, while the minimum temperature will be 44.6°F.
The maximum temperature will be in line with the average highest temperature of 61.3°F in October. The lowest temperature will be also in line with the average low of 47.3°F.

On Monday, in Mattapan, sunrise will be at 7:02 am and sunset at 5:56 pm (EDT).

In Mattapan, the length of the day tomorrow will be 10h and 55min.