No Warnings, Watches, or Advisories

Observed at
Lowell, Massachusetts
09-20-2026 04:30 AM

Temperature

49.6°F

Hour Change

0.3°F

Wet Bulb Temp

48.4°F

Humidity

92%

Hour Change

1%

Dewpoint

47.4°F

Hour Change

0.6°F

Wind

0 mph from N/A (N/A)

Wind Gust

0 mph

Barometer

30.15 inHg

3 Hour Trend

-0.04 inHg

Today's Rain

0.00 in

Current Rain Rate

0.00 in/hr

Last Hour of Rain

0.00 in

Apparent Temp

49.0°F

Wind Chill

49.6°F

Heat Index

48.6°F

Est. Cumulus Base

684 feet

Today's Highs / Lows

Temperature
Climate Normals

High: 73.9℉ ; Low: 49.9℉

High Temperature

Low Temperature

49.7°F at 12:00 AM

48.3°F at 01:41 AM

High Humidity

Low Humidity

92% at 03:54 AM

87% at 12:00 AM

High Dewpoint

Low Dewpoint

47.4°F at 04:29 AM

45.3°F at 01:25 AM

High Barometer

Low Barometer

30.20 inHg at 12:37 AM

30.15 inHg at 04:29 AM

High Wind Gust

2 mph from 151° at 12:05 AM

High Rain Rate

0.00 in/hr at 12:00 AM

Low Wind Chill

48.3°F at 01:41 AM

High Heat Index

48.6°F at 04:29 AM

Yesterday's Statistics

High Temperature

Low Temperature

67.4°F at 02:30 PM

48.8°F at 07:14 AM

High Humidity

Low Humidity

87% at 11:43 PM

42% at 02:39 PM

High Dewpoint

Low Dewpoint

49.0°F at 06:02 PM

40.7°F at 11:03 AM

High Barometer

Low Barometer

30.23 inHg at 10:32 AM

30.11 inHg at 12:57 AM

High Wind Gust

10 mph from 342° at 12:30 AM

Rain

0.00 in

High Rain Rate

0.00 in/hr at 12:00 AM

Low Wind Chill

47.8°F at 07:31 AM

High Heat Index

65.9°F at 02:32 PM

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*Regional Observations*




USA Extremes: Friday, September 18, 2026
(Lower 48)

High Temperature
104°F at Comanche County City Ap, TX

Low Temperature
26°F at Bridgeport Sonora Junction, CA

High Precipatation
2.95in at Boscobel Airport, WI

Data courtesy of NWS-CPC



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Atmospheric CO2
Overnight

Overnight: Partly Cloudy
Partly Cloudy
Sunday

Sunday: Chance Rain Showers
Chance Rain Showers
Sunday
Night
Sunday Night: Rain Showers
Rain Showers
Monday

Monday: Partly Sunny
Partly Sunny
Monday
Night
Monday Night: Mostly Cloudy
Mostly Cloudy
Lo 44 °F Hi 61 °F Lo 53 °F Hi 68 °F Lo 47 °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: 04:55:19 AM
Start civil twilight: 06:02:24 AM
Sunrise: 06:30:11 AM
Transit: 12:38:42 PM
Sunset: 06:46:29 PM
End civil twilight: 07:14:13 PM
End astro twilight: 08:21:04 PM
Azimuth: 66.1°
Altitude: -22.3°
Right ascension: 177.6°
Declination: 1.0°
Equinox: 09/22/2026 08:05:13 PM
Solstice: 12/21/2026 03:50:14 PM
Moon
Rise: 03:56:02 PM
Transit: 08:21:03 PM
Set: N/A
Azimuth: 275.3°
Altitude: -47.2°
Right ascension: 284.7°
Declination: -26.8°
Full moon: 09/26/2026 12:49:02 PM
New moon: 10/10/2026 11:50:05 AM
Phase: First quarter
(64% full)



Today's Total Daylight:  12 hours, 16 minutes, 17 seconds
2 minutes, 51 seconds Less than Yesterday

Lowell's Daily Climatology



Detailed Historical Data