No Watches or Warnings for Altonah
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Weather Conditions for Altonah, Pennsylvania : Northampton County
Issued: 6:57 pm EDT Sep 16, 2026 Latitude: 40.6562091 Longitude: -75.3610134 View on Google Maps

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Tonight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
Mostly Cloudy on Tonight 30% chance of thunderstorms on Thursday Sunny on Friday Mostly Sunny on Saturday 80% chance of rain on Sunday 40% chance of rain on Monday 30% chance of rain on Tuesday 30% chance of  on Wednesday
Low: 66°F High: 83°F High: 81°F High: 74°F High: 73°F High: 71°F High: 69°F High: 69°F
Low: 67°F Low: 54°F Low: 58°F Low: 57°F Low: 56°F Low: 55°F  
Mostly Cloudy Thunderstorms Sunny Mostly Sunny Rain Rain Rain Partly Sunny
Current Conditions at
ALLENTOWN - (KABE)
79°
Cloudy
as of 7:51 PM EDST
Rel. Humidity: 65%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 30.28 in.
Flight Rule: VFR
Wind Data
7 MPH
210° Southwest
Cloud Level(s): Solid Overcast at 5000ft
Current Conditions at
QUAKERTOWN - (KUKT)
77°
Cloudy
as of 7:55 PM EDST
Rel. Humidity: 69%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: VFR
Wind Data
3 MPH
190° South
Cloud Level(s): Solid Overcast at 5000ft
Current Conditions at
DOYLESTOWN - (KDYL)
75°
Mostly Cloudy
as of 7:54 PM EDST
Rel. Humidity: 69%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 30.29 in.
Flight Rule: VFR
Wind Data
5 MPH
200° South
Cloud Level(s): Broken at 5500ft
Current Conditions at
POCONO MNTS MUNICIPAL AP - (KMPO)
72°
Cloudy
as of 7:53 PM EDST
Rel. Humidity: 78%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 30.34 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Broken at 2600ft, Solid Overcast at 4100ft
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 66. Calm wind.

30% chance of thunderstorms Thursday Thursday... A chance of showers, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 83. Light south wind becoming southwest 5 to 10 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

40% chance of thunderstorms Thursday Night Thursday Night... A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Mostly cloudy, with a low around 67. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunny on Friday Friday... Sunny, with a high near 81. North wind 5 to 10 mph.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 54. North wind around 5 mph.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 74.

50% chance of rain Saturday Night Saturday Night... A chance of showers after 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.

80% chance of rain Sunday Sunday... Showers, mainly after 8am. High near 73. Chance of precipitation is 80%.

50% chance of rain Sunday Night Sunday Night... A chance of showers before 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.

40% chance of rain Monday Monday... A chance of showers after 8am. Mostly cloudy, with a high near 71. Chance of precipitation is 40%.

50% chance of rain Monday Night Monday Night... A chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 50%.

30% chance of rain Tuesday Tuesday... A chance of showers. Mostly cloudy, with a high near 69. Chance of precipitation is 30%.

40% chance of rain Tuesday Night Tuesday Night... A chance of showers. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.

30% chance of  Wednesday Wednesday... A chance of showers. Partly sunny, with a high near 69. Chance of precipitation is 30%.

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Sun Almanac for Altonah, Pennsylvania
Astronomical Sunrise 15:11 AM?Astronomical sunrise occurs when the Sun is 18° below the horizon and the sky begins to brighten from a completly darkened state.
Nautical Sunrise 15:44 AM?Nautical sunrise (or nautical dawn) is the precise moment when the sun's center is 12° below the horizon in the morning. It marks the beginning of nautical twilight, allowing pilots/mariners to see the horizon.
Civil Sunrise 16:16 AM?Civil sunrise is the moment in the morning when the sun's center is 6° below the horizon. It marks the start of morning civil twilight, providing enough natural light for most, outdoor activities without artificial lighting. It typically occurs roughly 20-30 minutes before actual sunrise.
Sunrise 16:43 AM?Sunrise (or sunup) is the moment when the upper rim of the Sun appears on the horizon in the morning. It marks the end of the twilight phase, often accompanied by distinct atmospheric colors.

Daylight: 0 Hours 26 Minutes?Daylight hours are the period of time between local sunrise and sunset, representing the daily portion of sunlight. These hours change in length based on season, Earth's tilt, and latitude.

Sunset 05:09 PM?The sunset is defined in astronomy as the moment the upper limb of the Sun disappears below the horizon. It marks the end of daylight and is often accompanied by distinct atmospheric colors. It also signals the beginning of twilight.
Civil Sunset 05:36 PM?Civil sunset (or evening civil twilight) occurs when the center of the sun is 6° below the horizon, marking the end of the brightest twilight phase. It typically occurs roughly 20-30 minutes after sunset, providing enough light for most outdoor activities to continue without artificial light.
Nautical Sunset 06:09 PM?Nautical sunset occurs when the sun's center is 12° below the horizon, marking the end of nautical twilight. This phase, following civil twilight, allows the horizon to remain visible, enabling mariners to take accurate star sights for navigation. The sky is dark, but some ambient light remains
Astronomical Sunset 06:42 PM?Astronomical sunrise occurs when the Sun drops to 18° below the horizon. This causes the sky to enter a completly darkened state.

Civil Rise to Set: 1 Hours 20 Minutes
Nautical Rise to Set: 2 Hours 25 Minutes
Astro Rise to Set: 3 Hours 31 Minutes

Click for yearly Sun Almanac for Altonah
Moon Almanac for Altonah, Pennsylvania
Moon Phase: Waxing Crescent
Moon Illumination: 33%
Moon Age: 5.72 Days
Moon is currently above the horizon
Distance from Moon to Earth: 250,489 miles
Upcoming Lunar Events for
Altonah:
Next EventEvent TimeIllum

Moonset:09:43 pm Wed33.2%
Moonrise:01:42 pm Thu39.3%
High Moon:06:05 pm Thu41.1%
Moonset:10:26 pm Thu42.8%
New Moon: Thu Sep 10
First Quarter: Fri Sep 18
Full Moon: Sat Sep 26
Last Quarter: Sat Oct 3
New Moon: Sat Oct 10
Click for Monthly Moon Almanac