No Warnings, Watches, or Advisories

Observed at
Lowell, Massachusetts
08-21-2026 05:40 PM

Temperature

72.4°F

Hour Change

-1.2°F

Wet Bulb Temp

65.4°F

Humidity

68%

Hour Change

2%

Dewpoint

61.2°F

Hour Change

-0.3°F

Wind

2 mph from 158° (SSE)

Wind Gust

5 mph

Barometer

30.06 inHg

3 Hour Trend

-0.01 inHg

Today's Rain

0.01 in

Current Rain Rate

0.00 in/hr

Last Hour of Rain

0.00 in

Apparent Temp

75.0°F

Wind Chill

72.4°F

Heat Index

72.5°F

Est. Cumulus Base

2717 feet

Today's Highs / Lows

Temperature
Climate Normals

High: 82.6℉ ; Low: 58.8℉

High Temperature

Low Temperature

76.0°F at 01:43 PM

64.4°F at 06:05 AM

High Humidity

Low Humidity

94% at 04:15 AM

57% at 01:01 PM

High Dewpoint

Low Dewpoint

63.7°F at 12:00 AM

58.8°F at 12:49 PM

High Barometer

Low Barometer

30.10 inHg at 10:51 AM

30.01 inHg at 12:39 AM

High Wind Gust

13 mph from 0° at 09:51 AM

High Rain Rate

0.00 in/hr at 12:00 AM

Low Wind Chill

64.4°F at 06:05 AM

High Heat Index

76.2°F at 02:05 PM

Yesterday's Statistics

High Temperature

Low Temperature

87.2°F at 01:26 PM

64.1°F at 06:41 AM

High Humidity

Low Humidity

92% at 07:01 AM

43% at 01:30 PM

High Dewpoint

Low Dewpoint

67.2°F at 09:44 AM

61.0°F at 01:10 AM

High Barometer

Low Barometer

30.04 inHg at 09:19 PM

29.87 inHg at 12:00 AM

High Wind Gust

12 mph from 24° at 05:56 PM

Rain

0.04 in

High Rain Rate

0.07 in/hr at 10:08 PM

Low Wind Chill

64.1°F at 06:41 AM

High Heat Index

88.1°F at 12:25 PM

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*Regional Observations*




USA Extremes: Thursday, August 20, 2026
(Lower 48)

High Temperature
113°F at Chickasha Municipal Airport, OK

Low Temperature
16°F at Linton Municipal Airport, ND

High Precipatation
3.99in at Millville Municipal Airport, NJ

Data courtesy of NWS-CPC



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Atmospheric CO2
This
Afternoon
This Afternoon: Mostly Cloudy
Mostly Cloudy
Tonight

Tonight: Mostly Cloudy
Mostly Cloudy
Saturday

Saturday: Chance Rain Showers
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Saturday
Night
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Sunday

Sunday: Chance Rain Showers
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Hi 76 °F Lo 58 °F Hi 74 °F Lo 60 °F Hi 79 °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: 04:13:30 AM
Start civil twilight: 05:28:39 AM
Sunrise: 05:58:16 AM
Transit: 12:48:27 PM
Sunset: 07:37:53 PM
End civil twilight: 08:07:24 PM
End astro twilight: 09:22:07 PM
Azimuth: 267.3°
Altitude: 20.6°
Right ascension: 151.0°
Declination: 11.9°
Equinox: 09/22/2026 08:05:13 PM
Solstice: 12/21/2026 03:50:14 PM
Moon
Rise: 03:45:11 PM
Transit: 07:57:03 PM
Set: N/A
Azimuth: 150.3°
Altitude: 12.3°
Right ascension: 257.4°
Declination: -28.7°
Full moon: 08/28/2026 12:18:32 AM
New moon: 09/10/2026 11:26:59 PM
Phase: First quarter
(67% full)



Today's Total Daylight:  13 hours, 39 minutes, 36 seconds
2 minutes, 38 seconds Less than Yesterday

Lowell's Daily Climatology



Detailed Historical Data