Weather forecast for today
Chelmsford, MA

Weather forecast for today

Saturday, May 3.

PM Thunderstorms
5:35 am

7:49 pm
EDT
PM Thunderstorms
81°F / 55°F
  • Wind: 12mph SSW
  • Humidity: 56%
  • Precip. probability: 87%
  • Precipitation: 0.98"
  • UV index: 7
Today, on Saturday, May 3, cloud build-up may lead to afternoon thunderstorms.
Elevated precipitation of 0.98" is forecasted. The temperature is expected to vary between a maximum of a warm 80.6°F and a minimum of a moderate 55.4°F.
The maximum heat index, which combines relative humidity and air temperature, is appraised at 82.4°F.
Today, the warmer forecast high of 80.6°F matches June's pattern over May's.
Sunrise was at 5:35 am and sunset will be at 7:49 pm; the daylight will last for 14h and 14min.

Current condition

Partly Cloudy
10:48 am EDT
Partly Cloudy
  • 73°F
  • Feels like: 73°F
  • Wind: 4mph S
  • Humidity: 63%
  • Dewpoint: 61°F
  • Pressure: 29.87"Hg
  • Precipitation: 0"
  • Visibility: 10mi
  • UV index: 5
At the moment, in Chelmsford, patches of clouds are scattered, creating a mix of shade and sun.
The temperature is a temperate 73.4°F. The current temperature is a few degrees off the highest temperature for today.

Weather radar - Chelmsford, MA

Doppler radar displays precipitation for the past 2h and forecasts the next 30min

Frequently asked questions

What is the temperature now?
The temperature at 10:48 am EDT is 73.4°F.
What is the weather forecast for Chelmsford for today?
Today, in Chelmsford, rainy weather and thunderstorms are expected in the afternoon.
Will it rain today?
Yes. With a probability of 87%, substantial precipitation of 0.98" is anticipated.
What will be the highest temperature today?
Today, the highest temperature will be 80.6°F, while the lowest temperature will be 55.4°F. The maximum heat index, which adjusts the air temperature based on humidity, is calculated to be 82.4°F.
The maximum temperature today will be uncommonly higher than the average highest temperature of 67.1°F in May. Today, the lowest temperature will be a few degrees higher than the average low temperature.
When are sunrise and sunset today?
On Saturday, in Chelmsford, sunrise was at 5:35 am and sunset will be at 7:49 pm (EDT).
How many hours of daylight will Chelmsford have today?
In Chelmsford, today, there will be 14h and 14min of daylight.

Hourly weather forecast

11 am
  • 77°F
  • Feels like:
    77°F
Partly Cloudy
Partly Cloudy
  • Wind: 4mph SSW
  • Pressure: 29.85"Hg
  • Humidity: 57%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 79°F
  • Feels like:
    81°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph SSW
  • Pressure: 29.83"Hg
  • Humidity: 52%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
1 pm
  • 81°F
  • Feels like:
    81°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph SSW
  • Pressure: 29.8"Hg
  • Humidity: 50%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 79°F
  • Feels like:
    79°F
Partly Cloudy
Partly Cloudy
  • Wind: 10mph SSW
  • Pressure: 29.77"Hg
  • Humidity: 51%
  • Precip. probability: 9%
  • Precipitation: 0"
  • Visibility: 10mi
3 pm
  • 79°F
  • Feels like:
    81°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph SSW
  • Pressure: 29.77"Hg
  • Humidity: 51%
  • Precip. probability: 12%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 77°F
  • Feels like:
    77°F
Thunderstorms
Thunderstorms
  • Wind: 12mph SSW
  • Pressure: 29.74"Hg
  • Humidity: 55%
  • Precip. probability: 65%
  • Precipitation: 0.08"
  • Visibility: 10mi
5 pm
  • 75°F
  • Feels like:
    75°F
Heavy Thunderstorms
Heavy Thunderstorms
  • Wind: 11mph SW
  • Pressure: 29.77"Hg
  • Humidity: 60%
  • Precip. probability: 92%
  • Precipitation: 0.39"
  • Visibility: 2mi
6 pm
  • 72°F
  • Feels like:
    72°F
Thunderstorms
Thunderstorms
  • Wind: 9mph SW
  • Pressure: 29.8"Hg
  • Humidity: 70%
  • Precip. probability: 64%
  • Precipitation: 0.2"
  • Visibility: 6mi
7 pm
  • 70°F
  • Feels like:
    70°F
Thunderstorms
Thunderstorms
  • Wind: 7mph WNW
  • Pressure: 29.83"Hg
  • Humidity: 75%
  • Precip. probability: 86%
  • Precipitation: 0.12"
  • Visibility: 4mi
Sunset: 7:49 pm
8 pm
  • 66°F
  • Feels like:
    66°F
Rain
Rain
  • Wind: 5mph SW
  • Pressure: 29.85"Hg
  • Humidity: 85%
  • Precip. probability: 83%
  • Precipitation: 0.16"
  • Visibility: 4mi
9 pm
  • 63°F
  • Feels like:
    63°F
Showers
Showers
  • Wind: 3mph NW
  • Pressure: 29.88"Hg
  • Humidity: 91%
  • Precip. probability: 59%
  • Precipitation: 0.08"
  • Visibility: 5mi
10 pm
  • 63°F
  • Feels like:
    63°F
Showers
Showers
  • Wind: 2mph WNW
  • Pressure: 29.88"Hg
  • Humidity: 93%
  • Precip. probability: 48%
  • Precipitation: 0.04"
  • Visibility: 4mi
11 pm
  • 61°F
  • Feels like:
    61°F
Showers
Showers
  • Wind: 3mph W
  • Pressure: 29.88"Hg
  • Humidity: 95%
  • Precip. probability: 39%
  • Precipitation: 0.04"
  • Visibility: 4mi
Today, a combination of dull, thunderstorm-prone and showery weather is expected.
Rainfall is predicted practically for the rest of the day. With high precipitation of 0.39", most rainfall is expected at 5 pm.
The temperature will vary between the lowest temperature of 60.8°F and the highest temperature of 80.6°F. The warmest part of the day will be around 1 pm.
Today, the high temperature is expected to be more consistent with June than to May's average of 67.1°F. Today, the overnight low is also more close to June's usual minimum of 56.3°F than May's 48.7°F.
Updated: May 3, 2025 @ 14:48:28 UTC
Published by: Weather Atlas | About Us
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Weather Forecasting & Climate

Chelmsford, Massachusetts, USA

  • en: Chelmsford, Massachusetts, USA
  • es: Chelmsford, Massachusetts, EE.UU.
  • hr: Čelmsford, Masačusets, SAD
  • sr: Čelmsford, Masačusets, SAD
  • zh: 切姆斯福德, 马萨诸塞, 美国
  • Latitude: 42.599814°
  • Longitude: -71.367284°
  • Elevation: 243 ft
  • Current time: 11:37am EDT
  • Sunrise: 5:35 am EDT
  • Sunset: 7:49 pm EDT
  • Timezone: America/New_York
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