No Warnings, Watches, or Advisories

Observed at
Lowell, Massachusetts
09-16-2026 04:50 AM

Temperature

51.8°F

Hour Change

-0.7°F

Wet Bulb Temp

50.6°F

Humidity

92%

Hour Change

1%

Dewpoint

49.5°F

Hour Change

-0.4°F

Wind

0 mph from N/A (N/A)

Wind Gust

1 mph

Barometer

30.32 inHg

3 Hour Trend

-0.02 inHg

Today's Rain

0.00 in

Current Rain Rate

0.00 in/hr

Last Hour of Rain

0.00 in

Apparent Temp

51.8°F

Wind Chill

51.8°F

Heat Index

51.0°F

Est. Cumulus Base

689 feet

Today's Highs / Lows

Temperature
Climate Normals

High: 75.6℉ ; Low: 51.5℉

High Temperature

Low Temperature

55.3°F at 12:00 AM

51.8°F at 04:45 AM

High Humidity

Low Humidity

92% at 04:01 AM

84% at 12:00 AM

High Dewpoint

Low Dewpoint

50.9°F at 12:00 AM

49.5°F at 04:45 AM

High Barometer

Low Barometer

30.36 inHg at 12:05 AM

30.32 inHg at 04:44 AM

High Wind Gust

4 mph from 171° at 12:19 AM

High Rain Rate

0.00 in/hr at 12:00 AM

Low Wind Chill

51.8°F at 04:45 AM

High Heat Index

54.5°F at 12:00 AM

Yesterday's Statistics

High Temperature

Low Temperature

73.7°F at 03:23 PM

46.5°F at 06:43 AM

High Humidity

Low Humidity

94% at 07:31 AM

45% at 02:19 PM

High Dewpoint

Low Dewpoint

54.3°F at 05:13 PM

44.6°F at 06:43 AM

High Barometer

Low Barometer

30.41 inHg at 10:50 AM

30.23 inHg at 12:49 AM

High Wind Gust

12 mph from 165° at 05:12 PM

Rain

0.00 in

High Rain Rate

0.00 in/hr at 12:03 AM

Low Wind Chill

46.5°F at 06:43 AM

High Heat Index

73.0°F at 03:26 PM

Website Powered By WeeWX Software:  WeeWX.COM
Weewx uptime: 43 days, 19 hours, 55 minutes
Server uptime: 43 days, 19 hours, 55 minutes
weewx v5.4.0


*Regional Observations*




USA Extremes: Monday, September 14, 2026
(Lower 48)

High Temperature
107°F at Imperial County Ap, CA

Low Temperature
14°F at Fritzsche Aaf, CA

High Precipatation
2.50in at Sparta Fort Mccoy, WI

Data courtesy of NWS-CPC



Lowell Webcams

Courtesy McDonough Funeral Home


New England Webcams


Atmospheric CO2
Overnight

Overnight: Partly Cloudy
Partly Cloudy
Wednesday

Wednesday: Mostly Sunny
Mostly Sunny
Wednesday
Night
Wednesday Night: Mostly Cloudy
Mostly Cloudy
Thursday

Thursday: Mostly Cloudy then Chance Rain Showers
Mostly Cloudy then Chance Rain Showers
Thursday
Night
Thursday Night: Chance Rain Showers
Chance Rain Showers
Lo 51 °F Hi 80 °F Lo 59 °F Hi 80 °F Lo 62 °F


CURRENT SURFACE MAPS

GeoColor - True Color daytime, multispectral IR at night

Click Above Images to Enlarge



24 Hour Plots - Mouseover for Weekly Plots


Lowell Almanac Information
Station Elevation: 178 ft  Latitude: 42° 37' 33" N  Longitude: 71° 20' 12" W

Today's Almanac
Sun
Start astro twilight: 04:50:15 AM
Start civil twilight: 05:58:00 AM
Sunrise: 06:25:53 AM
Transit: 12:40:08 PM
Sunset: 06:53:38 PM
End civil twilight: 07:21:27 PM
End astro twilight: 08:28:56 PM
Azimuth: 68.7°
Altitude: -18.0°
Right ascension: 174.1°
Declination: 2.6°
Equinox: 09/22/2026 08:05:13 PM
Solstice: 12/21/2026 03:50:14 PM
Moon
Rise: 12:31:50 PM
Transit: 04:57:44 PM
Set: 09:19:02 PM
Azimuth: 11.9°
Altitude: -71.7°
Right ascension: 232.4°
Declination: -24.6°
Full moon: 09/26/2026 12:49:02 PM
New moon: 10/10/2026 11:50:05 AM
Phase: Waxing crescent
(27% full)



Today's Total Daylight:  12 hours, 27 minutes, 44 seconds
2 minutes, 51 seconds Less than Yesterday

Lowell's Daily Climatology



Detailed Historical Data