No Warnings, Watches, or Advisories

Observed at
Lowell, Massachusetts
10-21-2026 11:40 PM

Temperature

46.0°F

Hour Change

-0.6°F

Wet Bulb Temp

43.5°F

Humidity

82%

Hour Change

1%

Dewpoint

40.8°F

Hour Change

-0.3°F

Wind

3 mph from 0° (N)

Wind Gust

7 mph

Barometer

30.10 inHg

3 Hour Trend

-0.05 inHg

Today's Rain

0.00 in

Current Rain Rate

0.00 in/hr

Last Hour of Rain

0.00 in

Apparent Temp

42.2°F

Wind Chill

46.0°F

Heat Index

44.2°F

Est. Cumulus Base

1356 feet

Today's Highs / Lows

Temperature
Climate Normals

High: 60.2℉ ; Low: 37.6℉

High Temperature

Low Temperature

58.2°F at 02:21 PM

44.0°F at 07:29 AM

High Humidity

Low Humidity

82% at 11:17 PM

47% at 03:43 PM

High Dewpoint

Low Dewpoint

41.2°F at 11:17 AM

35.8°F at 05:49 AM

High Barometer

Low Barometer

30.32 inHg at 09:13 AM

30.10 inHg at 11:39 PM

High Wind Gust

16 mph from 32° at 12:00 PM

High Rain Rate

0.00 in/hr at 12:00 AM

Low Wind Chill

37.9°F at 06:44 AM

High Heat Index

56.1°F at 02:21 PM

Yesterday's Statistics

High Temperature

Low Temperature

67.5°F at 02:34 PM

37.7°F at 05:32 AM

High Humidity

Low Humidity

95% at 06:35 AM

33% at 03:50 PM

High Dewpoint

Low Dewpoint

47.5°F at 09:40 AM

36.1°F at 05:32 AM

High Barometer

Low Barometer

30.30 inHg at 11:33 PM

30.20 inHg at 04:19 AM

High Wind Gust

13 mph from 343° at 01:41 PM

Rain

0.00 in

High Rain Rate

0.00 in/hr at 12:00 AM

Low Wind Chill

35.4°F at 07:31 AM

High Heat Index

65.7°F at 02:34 PM

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*Regional Observations*




USA Extremes: Tuesday, October 20, 2026
(Lower 48)

High Temperature
93°F at Phoenix Airport, AZ

Low Temperature
23°F at Stanley Ranger Station, ID

High Precipatation
0.43in at Pratt Industrial Airport, KS

Data courtesy of NWS-CPC



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Atmospheric CO2
Tonight

Tonight: Mostly Cloudy
Mostly Cloudy
Thursday

Thursday: Sunny
Sunny
Thursday
Night
Thursday Night: Mostly Clear
Mostly Clear
Friday

Friday: Patchy Frost then Sunny
Patchy Frost then Sunny
Friday
Night
Friday Night: Mostly Clear
Mostly Clear
Lo 39 °F Hi 61 °F Lo 35 °F Hi 55 °F Lo 30 °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: 05:31:30 AM
Start civil twilight: 06:37:01 AM
Sunrise: 07:05:36 AM
Transit: 12:29:56 PM
Sunset: 05:53:40 PM
End civil twilight: 06:22:13 PM
End astro twilight: 07:27:39 PM
Azimuth: 337.4°
Altitude: -56.6°
Right ascension: 206.7°
Declination: -11.0°
Solstice: 12/21/2026 03:50:14 PM
Equinox: 03/20/2027 04:24:41 PM
Moon
Rise: 03:42:43 PM
Transit: 09:15:56 PM
Set: 01:52:50 AM
Azimuth: 221.2°
Altitude: 29.6°
Right ascension: 338.9°
Declination: -8.5°
Full moon: 10/26/2026 12:11:48 AM
New moon: 11/09/2026 02:02:06 AM
Phase: Waxing gibbous
(82% full)



Today's Total Daylight:  10 hours, 48 minutes, 4 seconds
2 minutes, 43 seconds Less than Yesterday

Lowell's Daily Climatology



Detailed Historical Data