No Warnings, Watches, or Advisories

Observed at
Lowell, Massachusetts
08-17-2026 07:00 AM

Temperature

66.0°F

Hour Change

0.1°F

Wet Bulb Temp

65.0°F

Humidity

95%

Hour Change

0%

Dewpoint

64.5°F

Hour Change

0.1°F

Wind

2 mph from 180° (S)

Wind Gust

7 mph

Barometer

29.89 inHg

3 Hour Trend

-0.01 inHg

Today's Rain

0.03 in

Current Rain Rate

0.00 in/hr

Last Hour of Rain

0.00 in

Apparent Temp

70.0°F

Wind Chill

66.0°F

Heat Index

66.8°F

Est. Cumulus Base

513 feet

Today's Highs / Lows

Temperature
Climate Normals

High: 83.1℉ ; Low: 59.4℉

High Temperature

Low Temperature

71.6°F at 12:02 AM

65.8°F at 04:57 AM

High Humidity

Low Humidity

95% at 05:29 AM

75% at 12:02 AM

High Dewpoint

Low Dewpoint

64.5°F at 06:41 AM

62.2°F at 01:23 AM

High Barometer

Low Barometer

29.93 inHg at 12:00 AM

29.88 inHg at 05:08 AM

High Wind Gust

14 mph from 150° at 01:17 AM

High Rain Rate

0.06 in/hr at 03:57 AM

Low Wind Chill

65.8°F at 04:57 AM

High Heat Index

72.0°F at 12:02 AM

Yesterday's Statistics

High Temperature

Low Temperature

84.0°F at 02:52 PM

55.2°F at 06:15 AM

High Humidity

Low Humidity

92% at 06:57 AM

45% at 01:05 PM

High Dewpoint

Low Dewpoint

63.9°F at 11:08 PM

52.4°F at 06:01 AM

High Barometer

Low Barometer

30.16 inHg at 12:16 AM

29.93 inHg at 10:58 PM

High Wind Gust

13 mph from 161° at 02:53 PM

Rain

0.00 in

High Rain Rate

0.00 in/hr at 12:00 AM

Low Wind Chill

55.2°F at 06:15 AM

High Heat Index

84.5°F at 02:52 PM

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*Regional Observations*




USA Extremes: Saturday, August 15, 2026
(Lower 48)

High Temperature
107°F at Phoenix Airport, AZ
107°F at El Centro Naf, CA
107°F at Blythe Asos, CA

Low Temperature
36°F at Mammoth Lakes Mammoth Yosemite Ap, CA

High Precipatation
10.00in at Hampton Roads Executive Airport, VA

Data courtesy of NWS-CPC



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Atmospheric CO2
Today

Today: Rain Showers Likely
Rain Showers Likely
Tonight

Tonight: Chance Rain Showers then Patchy Fog
Chance Rain Showers then Patchy Fog
Tuesday

Tuesday: Patchy Fog then Slight Chance Rain Showers
Patchy Fog then Slight Chance Rain Showers
Tuesday
Night
Tuesday Night: Slight Chance Rain Showers then Partly Cloudy
Slight Chance Rain Showers then Partly Cloudy
Wednesday

Wednesday: Sunny
Sunny
Hi 75 °F Lo 65 °F Hi 82 °F Lo 63 °F Hi 87 °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: 04:07:12 AM
Start civil twilight: 05:23:58 AM
Sunrise: 05:53:57 AM
Transit: 12:49:23 PM
Sunset: 07:44:05 PM
End civil twilight: 08:13:57 PM
End astro twilight: 09:30:16 PM
Azimuth: 81.8°
Altitude: 11.0°
Right ascension: 146.9°
Declination: 13.3°
Equinox: 09/22/2026 08:05:13 PM
Solstice: 12/21/2026 03:50:14 PM
Moon
Rise: 11:28:48 AM
Transit: 04:43:14 PM
Set: 09:48:31 PM
Azimuth: 60.5°
Altitude: -46.4°
Right ascension: 201.3°
Declination: -13.9°
Full moon: 08/28/2026 12:18:32 AM
New moon: 09/10/2026 11:26:59 PM
Phase: Waxing crescent
(25% full)


Today's Total Daylight:  13 hours, 50 minutes, 8 seconds
2 minutes, 34 seconds Less than Yesterday

Lowell's Daily Climatology



Detailed Historical Data