• Early AM

    Sep 17

    Lo 46°

    Clear

    Stargazing Weather
    • Cloud
      Cover
      29%
    • Precip
      3%
    • Hours of Precip
      0
    more
  • Today

    Sep 17

    69°Lo 46°

    Sunny and pleasant

    Excellent for stargazing
    • Cloud
      Cover
      6%
    • Precip
      17%
    • Hours of Precip
      0
  • Thu

    Sep 18

    72°Lo 40°

    Partly sunny

    Excellent for stargazing
    • Cloud
      Cover
      0%
    • Precip
      8%
    • Hours of Precip
      0
    more
  • Fri

    Sep 19

    60°Lo 39°

    Mostly sunny and cooler

    Very Good for stargazing
    • Cloud
      Cover
      0%
    • Precip
      9%
    • Hours of Precip
      0
    more
  • Sat

    Sep 20

    70°Lo 53°

    Mostly sunny and nice

    Good for stargazing
    • Cloud
      Cover
      44%
    • Precip
      17%
    • Hours of Precip
      0
    more
Next Previous
Next 8 hours >
  Wed
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Partly Cloudy
Partly Cloudy
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Temp (°F) 53° 52° 50° 49° 48° 47° 46° 48°
RealFeel® 52° 51° 50° 48° 47° 46° 46° 48°
Humidity 93% 93% 93% 93% 93% 93% 93% 93%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 2 WSW 2 SW 2 SW 2 WSW 2 WSW 2 W 2 WNW 2 WNW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 39% 30% 23% 18% 13% 11% 11% 11%
Dew Point 51° 50° 48° 47° 46° 45° 44° 46°
Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Sep 17

more Historical Weather Data >
  Today Normal Record 9/17/2013
High 69° 72° N/A 63°
Low 46° 51° N/A 36°

Solunar Information for Chelmsford, MA

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:26 AM with 12:28 of sunlight, then sets at 6:54 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:53 AM with -14:-33 of moolight, then sets at 2:20 PM

Tue, Sep 16
Last
Wed, Sep 24
New
Wed, Oct 1
First
Wed, Oct 8
Full
Top Story

Chelmsford Weather Report

Boston: Remainder of Week to Be Dry, Cool

September 16, 2014; 1:15 PM ET

Rainfall will be scarce around Boston this week, but cool air will be plentiful. more >

Lunar Reconnaissance Orbiter Studies Moon

Sep 14, 2014; 5:00 AM ET We now know the topographical structure of the moon better than our own planet thanks to LRO.

Wed. Stargazing