No Warnings, Watches, or Advisories

Observed at
Lowell, Massachusetts
08-20-2026 04:40 PM

Temperature

80.0°F

Hour Change

-3.0°F

Wet Bulb Temp

70.6°F

Humidity

62%

Hour Change

8%

Dewpoint

65.8°F

Hour Change

1.2°F

Wind

1 mph from 0° (N)

Wind Gust

3 mph

Barometer

29.94 inHg

3 Hour Trend

-0.01 inHg

Today's Rain

0.00 in

Current Rain Rate

0.00 in/hr

Last Hour of Rain

0.00 in

Apparent Temp

85.1°F

Wind Chill

80.0°F

Heat Index

82.0°F

Est. Cumulus Base

3408 feet

Today's Highs / Lows

Temperature
Climate Normals

High: 82.7℉ ; Low: 59.0℉

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

29.96 inHg at 08:29 AM

29.87 inHg at 12:00 AM

High Wind Gust

8 mph from 355° at 10:14 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

88.1°F at 12:25 PM

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

Website Powered By WeeWX Software:  WeeWX.COM
Weewx uptime: 17 days, 7 hours, 45 minutes
Server uptime: 17 days, 7 hours, 45 minutes
weewx v5.4.0


*Regional Observations*




USA Extremes: Wednesday, August 19, 2026
(Lower 48)

High Temperature
113°F at Needles, CA
113°F at Blythe Asos, CA
113°F at Laughlin Bullhead Intl Ap, AZ

Low Temperature
23°F at Linton Municipal Airport, ND

High Precipatation
5.98in at Sikeston, MO

Data courtesy of NWS-CPC



Lowell Webcams

Courtesy McDonough Funeral Home


New England Webcams


Atmospheric CO2
This
Afternoon
This Afternoon: Cloudy
Cloudy
Tonight

Tonight: Light Rain
Light Rain
Friday

Friday: Partly Sunny then Patchy Drizzle
Partly Sunny then Patchy Drizzle
Friday
Night
Friday Night: Patchy Drizzle
Patchy Drizzle
Saturday

Saturday: Chance Light Rain then Rain Showers Likely
Chance Light Rain then Rain Showers Likely
Hi 86 °F Lo 63 °F Hi 74 °F Lo 61 °F Hi 73 °F


CURRENT SURFACE MAPS

GeoColor - True Color daytime, multispectral IR at night

Click Above Images to Enlarge



24 Hour Plots - Mouseover for Weekly Plots


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: 05:57:16 AM
Transit: 12:48:42 PM
Sunset: 07:39:23 PM
End civil twilight: 08:09:04 PM
End astro twilight: 09:24:10 PM
Azimuth: 256.6°
Altitude: 31.8°
Right ascension: 150.0°
Declination: 12.2°
Equinox: 09/22/2026 08:05:13 PM
Solstice: 12/21/2026 03:50:14 PM
Moon
Rise: 02:46:11 PM
Transit: 07:06:10 PM
Set: 11:22:31 PM
Azimuth: 147.8°
Altitude: 12.8°
Right ascension: 243.6°
Declination: -27.3°
Full moon: 08/28/2026 12:18:32 AM
New moon: 09/10/2026 11:26:59 PM
Phase: First quarter
(58% full)



Today's Total Daylight:  13 hours, 42 minutes, 7 seconds
2 minutes, 37 seconds Less than Yesterday

Lowell's Daily Climatology



Detailed Historical Data