No Warnings, Watches, or Advisories

Observed at
Lowell, Massachusetts
08-20-2026 07:20 AM

Temperature

64.7°F

Hour Change

0.3°F

Wet Bulb Temp

63.1°F

Humidity

92%

Hour Change

2%

Dewpoint

62.3°F

Hour Change

0.9°F

Wind

0 mph from N/A (N/A)

Wind Gust

0 mph

Barometer

29.94 inHg

3 Hour Trend

0.03 inHg

Today's Rain

0.00 in

Current Rain Rate

0.00 in/hr

Last Hour of Rain

0.00 in

Apparent Temp

68.9°F

Wind Chill

64.7°F

Heat Index

65.2°F

Est. Cumulus Base

719 feet

Today's Highs / Lows

Temperature
Climate Normals

High: 82.7℉ ; Low: 59.0℉

High Temperature

Low Temperature

70.1°F at 12:00 AM

64.1°F at 06:41 AM

High Humidity

Low Humidity

92% at 07:01 AM

74% at 12:00 AM

High Dewpoint

Low Dewpoint

62.3°F at 07:19 AM

61.0°F at 01:10 AM

High Barometer

Low Barometer

29.94 inHg at 07:13 AM

29.87 inHg at 12:00 AM

High Wind Gust

2 mph from 244° at 12:55 AM

High Rain Rate

0.00 in/hr at 12:00 AM

Low Wind Chill

64.1°F at 06:41 AM

High Heat Index

70.3°F at 12:00 AM

Yesterday's Statistics

High Temperature

Low Temperature

87.7°F at 02:55 PM

67.1°F at 05:28 AM

High Humidity

Low Humidity

96% at 06:53 AM

41% at 02:37 PM

High Dewpoint

Low Dewpoint

68.9°F at 08:54 AM

59.2°F at 06:33 PM

High Barometer

Low Barometer

29.88 inHg at 10:13 PM

29.81 inHg at 02:29 PM

High Wind Gust

12 mph from 230° at 12:33 PM

Rain

0.00 in

High Rain Rate

0.00 in/hr at 12:00 AM

Low Wind Chill

67.1°F at 05:28 AM

High Heat Index

88.6°F at 02:05 PM

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*Regional Observations*




USA Extremes: Tuesday, August 18, 2026
(Lower 48)

High Temperature
115°F at Blythe Asos, CA

Low Temperature
23°F at Linton Municipal Airport, ND

High Precipatation
2.78in at Muskegon County Ap, MI

Data courtesy of NWS-CPC



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Atmospheric CO2
Today

Today: Mostly Sunny then Slight Chance Rain Showers
Mostly Sunny then Slight Chance Rain Showers
Tonight

Tonight: Rain Showers Likely
Rain Showers Likely
Friday

Friday: Slight Chance Rain Showers
Slight Chance Rain Showers
Friday
Night
Friday Night: Chance Rain Showers
Chance Rain Showers
Saturday

Saturday: Rain Showers
Rain Showers
Hi 86 °F Lo 59 °F Hi 81 °F Lo 59 °F Hi 74 °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: 04:11:57 AM
Start civil twilight: 05:27:29 AM
Sunrise: 05:57:10 AM
Transit: 12:48:42 PM
Sunset: 07:39:29 PM
End civil twilight: 08:09:04 PM
End astro twilight: 09:24:10 PM
Azimuth: 86.0°
Altitude: 14.1°
Right ascension: 149.7°
Declination: 12.3°
Equinox: 09/22/2026 08:05:13 PM
Solstice: 12/21/2026 03:50:14 PM
Moon
Rise: 02:46:04 PM
Transit: 07:06:10 PM
Set: 11:22:39 PM
Azimuth: 27.3°
Altitude: -71.6°
Right ascension: 238.2°
Declination: -25.9°
Full moon: 08/28/2026 12:18:32 AM
New moon: 09/10/2026 11:26:59 PM
Phase: First quarter
(54% full)


Today's Total Daylight:  13 hours, 42 minutes, 19 seconds
2 minutes, 37 seconds Less than Yesterday

Lowell's Daily Climatology



Detailed Historical Data