No Warnings, Watches, or Advisories

Observed at
Lowell, Massachusetts
09-19-2026 04:40 AM

Temperature

54.0°F

Hour Change

-2.1°F

Wet Bulb Temp

49.1°F

Humidity

69%

Hour Change

5%

Dewpoint

44.1°F

Hour Change

-0.0°F

Wind

0 mph from N/A (N/A)

Wind Gust

0 mph

Barometer

30.15 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

52.6°F

Wind Chill

54.0°F

Heat Index

52.3°F

Est. Cumulus Base

2437 feet

Today's Highs / Lows

Temperature
Climate Normals

High: 74.3℉ ; Low: 50.3℉

High Temperature

Low Temperature

60.5°F at 12:00 AM

54.0°F at 04:39 AM

High Humidity

Low Humidity

69% at 04:36 AM

58% at 12:00 AM

High Dewpoint

Low Dewpoint

46.0°F at 12:04 AM

43.7°F at 04:31 AM

High Barometer

Low Barometer

30.16 inHg at 04:32 AM

30.11 inHg at 12:57 AM

High Wind Gust

10 mph from 342° at 12:30 AM

High Rain Rate

0.00 in/hr at 12:00 AM

Low Wind Chill

54.0°F at 04:39 AM

High Heat Index

59.0°F at 12:00 AM

Yesterday's Statistics

High Temperature

Low Temperature

77.0°F at 01:14 PM

60.5°F at 11:59 PM

High Humidity

Low Humidity

96% at 12:00 AM

47% at 04:34 PM

High Dewpoint

Low Dewpoint

67.8°F at 12:00 AM

45.6°F at 11:59 PM

High Barometer

Low Barometer

30.12 inHg at 11:45 PM

29.99 inHg at 05:23 AM

High Wind Gust

16 mph from 347° at 11:14 AM

Rain

0.00 in

High Rain Rate

0.00 in/hr at 12:00 AM

Low Wind Chill

60.5°F at 11:59 PM

High Heat Index

77.1°F at 01:14 PM

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*Regional Observations*




USA Extremes: Thursday, September 17, 2026
(Lower 48)

High Temperature
104°F at Chickasha Municipal Airport, OK
104°F at Stigler Regional Airport, OK
104°F at Mcmullen Target Site, TX
104°F at Tunica Municipal Ap, MS

Low Temperature
30°F at Crosby Municipal Airport, ND

High Precipatation
3.15in at Chicago Aurora Municipal Ap, IL

Data courtesy of NWS-CPC



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Atmospheric CO2
Overnight

Overnight: Partly Cloudy
Partly Cloudy
Saturday

Saturday: Mostly Sunny
Mostly Sunny
Saturday
Night
Saturday Night: Partly Cloudy
Partly Cloudy
Sunday

Sunday: Mostly Cloudy then Slight Chance Rain Showers
Mostly Cloudy then Slight Chance Rain Showers
Sunday
Night
Sunday Night: Rain Showers
Rain Showers
Lo 45 °F Hi 67 °F Lo 45 °F Hi 62 °F Lo 49 °F


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

Today's Almanac
Sun
Start astro twilight: 04:54:04 AM
Start civil twilight: 06:01:18 AM
Sunrise: 06:29:09 AM
Transit: 12:39:04 PM
Sunset: 06:48:15 PM
End civil twilight: 07:16:01 PM
End astro twilight: 08:23:01 PM
Azimuth: 67.8°
Altitude: -20.4°
Right ascension: 176.7°
Declination: 1.4°
Equinox: 09/22/2026 08:05:13 PM
Solstice: 12/21/2026 03:50:14 PM
Moon
Rise: 03:16:32 PM
Transit: 07:31:06 PM
Set: 11:48:36 PM
Azimuth: 286.0°
Altitude: -58.5°
Right ascension: 271.7°
Declination: -28.1°
Full moon: 09/26/2026 12:49:02 PM
New moon: 10/10/2026 11:50:05 AM
Phase: First quarter
(54% full)



Today's Total Daylight:  12 hours, 19 minutes, 5 seconds
2 minutes, 51 seconds Less than Yesterday

Lowell's Daily Climatology



Detailed Historical Data