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Next 5 Days
  • Today

    Jul 23

    A thunderstorm around 96°Lo 64°
  • Sun

    Jul 24

    A full day of sunshine 90°Lo 67°
    more
  • Mon

    Jul 25

    A t-storm in the afternoon 95°Lo 70°
    more
  • Tue

    Jul 26

    Partly sunny and hot 92°Lo 67°
    more
  • Wed

    Jul 27

    Sunny to partly cloudy 90°Lo 66°
    more
Next 8 hours >
  Sat
4pm
5pm 6pm 7pm 8pm 9pm 10pm 11pm
  4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Forecast
Partly Cloudy
Partly Cloudy
Partly Cloudy
T-storms
Partly Sunny
T-storms
Partly Cloudy
Partly Cloudy
Temp (°F) 91° 88° 88° 84° 80° 78° 77° 75°
RealFeel® 93° 88° 87° 80° 79° 74° 77° 75°
Humidity 35% 39% 40% 52% 56% 61% 65% 68%
   
  4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Rain
 
18%
 
43%
 
47%
 
51%
 
43%
 
51%
 
47%
 
32%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Wind (mph) 9 WNW 9 WNW 7 WNW 7 WNW 6 WNW 4 WNW 4 NW 4 WNW
UV Index 4 2 1 0 0 0 0 0
Cloud Cover 66% 70% 61% 70% 46% 46% 46% 46%
Dew Point 60° 61° 61° 64° 63° 63° 65° 64°
Middle Grid line 95 F Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Jul 23

more Historical Weather Data >
  Today Normal Record 7/23/2015
High 96° 83° N/A 81°
Low 64° 61° N/A 55°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:29 AM with 14:45 of sunlight, then sets at 8:14 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:29 PM with 12:08 of moolight, then sets at 10:37 AM

Chelmsford Weather Report

'Virtually no relief' from heat in store for eastern US into end of July

July 23, 2016; 2:25 PM ET

Much of the eastern United States will continue to swelter with above-average temperatures into the end of the month. more >