Cities / United States / Pennsylvania

19°

☀️ Harrow weather

Clear sky. .

Feels like 21° Wind 5 km/h SE Humidity 87% Pressure 1017 hPa UV 0 Air Good 06:23 - 19:40
⚠ Flood Watch · Severe

Flood Watch issued August 27 at 2:39AM EDT until August 28 at 4:00AM EDT by NWS Mount Holly NJ

Right now it is 19° in Harrow with clear skies, today's high is 30° with an overnight low of 18° and about 4 mm of rain is expected. The sun rises at 06:23 and sets at 19:40, giving 13h 17m of daylight. Over the coming week highs range from 27° to 32°.

Harrow is in Pennsylvania, United States, sitting 152 m above sea level. Local time is America/New_York (UTC−4), and every time on this page is shown in it.

Next 24 hours - temperature

17° 24° 30° 30° 18° 02:00 · 19.3° · 0 mm 03:00 · 18.6° · 0 mm 04:00 · 18.1° · 0 mm 05:00 · 17.7° · 0 mm 06:00 · 17.7° · 0 mm 07:00 · 17.9° · 0 mm 08:00 · 20.6° · 0 mm 09:00 · 23.5° · 0 mm 10:00 · 25.4° · 0 mm 11:00 · 26.8° · 0 mm 12:00 · 28.1° · 0 mm 13:00 · 29.1° · 0 mm 14:00 · 28° · 0 mm 15:00 · 29.2° · 0 mm 16:00 · 29.5° · 0 mm 17:00 · 29.4° · 0 mm 18:00 · 22.4° · 0.4 mm 19:00 · 21.5° · 2.9 mm 20:00 · 22° · 0 mm 21:00 · 21.9° · 0.7 mm 22:00 · 21.2° · 0 mm 23:00 · 21° · 0 mm 00:00 · 20.6° · 0 mm 01:00 · 20.2° · 0 mm

Precipitation

02:00 · 0 mm 02:00 03:00 · 0 mm 04:00 · 0 mm 05:00 · 0 mm 05:00 06:00 · 0 mm 07:00 · 0 mm 08:00 · 0 mm 08:00 09:00 · 0 mm 10:00 · 0 mm 11:00 · 0 mm 11:00 12:00 · 0 mm 13:00 · 0 mm 14:00 · 0 mm 14:00 15:00 · 0 mm 16:00 · 0 mm 17:00 · 0 mm 17:00 18:00 · 0.4 mm 19:00 · 2.9 mm 20:00 · 0 mm 20:00 21:00 · 0.7 mm 22:00 · 0 mm 23:00 · 0 mm 23:00 00:00 · 0 mm 01:00 · 0 mm

Hour by hour

TIMETEMPFEELSRAINCONDITIONS
02:00 ☀️ 19.3° 20.7° - Clear sky
03:00 ☀️ 18.6° 19.7° - Clear sky
04:00 ☀️ 18.1° 18.5° - Clear sky
05:00 ☀️ 17.7° 18.2° - Clear sky
06:00 ☀️ 17.7° 18.3° - Clear sky
07:00 ☀️ 17.9° 18.8° - Clear sky
08:00 20.6° 21.7° - Partly cloudy
09:00 ☁️ 23.5° 24.3° - Overcast
10:00 ☁️ 25.4° 26.7° - Overcast
11:00 ☁️ 26.8° 27.5° - Overcast
12:00 ☁️ 28.1° 28.7° - Overcast
13:00 ☁️ 29.1° 29.3° - Overcast

Next 16 days

🌧️ TodayAugust 27th Avg 23° Low 18° at 05:00 High 30° at 16:00 4 mm rain Wind ~19 km/h
Clear Cloudy
00:00 21°
02:00 19°
04:00 18°
06:00 18°
08:00 21°
10:00 25°
12:00 28°
14:00 28°
16:00 30°
18:00 22° 0.4mm
20:00 22°
22:00 21°
☁️ FridayAugust 28th Avg 23° Low 19° at 06:00 High 27° at 16:00 Wind ~11 km/h
Cloudy Cloudy
00:00 21°
02:00 20°
04:00 20°
06:00 19°
08:00 21°
10:00 24°
12:00 25°
14:00 27°
16:00 27°
18:00 26°
20:00 23°
22:00 22°
☀️ SaturdayAugust 29th Avg 22° Low 15° at 06:00 High 28° at 15:00 Wind ~9 km/h
Cloudy Clear
00:00 19°
02:00 18°
04:00 16°
06:00 15°
08:00 18°
10:00 22°
12:00 25°
14:00 28°
16:00 28°
18:00 27°
20:00 23°
22:00 20°
☁️ SundayAugust 30th Avg 23° Low 17° at 06:00 High 30° at 17:00 Wind ~18 km/h
Clear Cloudy
00:00 19°
02:00 18°
04:00 17°
06:00 17°
08:00 20°
10:00 25°
12:00 28°
14:00 29°
16:00 29°
18:00 28°
20:00 25°
22:00 22°
🌦️ MondayAugust 31st Avg 25° Low 20° at 06:00 High 32° at 15:00 0.6 mm rain Wind ~17 km/h
Cloudy Cloudy Rain
00:00 21°
02:00 21°
04:00 21°
06:00 20°
08:00 22°
10:00 25°
12:00 25°
14:00 32°
16:00 32°
18:00 28°
20:00 26°
22:00 23° 0.2mm
🌧️ TuesdaySeptember 1st Avg 25° Low 20° at 23:00 High 31° at 16:00 10.8 mm rain Feels 34° Wind ~20 km/h
Rain Clear Cloudy Rain
00:00 22° 1.6mm
02:00 22° 1.6mm
04:00 21° 1.7mm
06:00 22°
08:00 23°
10:00 26°
12:00 28°
14:00 30°
16:00 31°
18:00 30°
20:00 27°
22:00 22° 0.3mm
🌧️ WednesdaySeptember 2nd Avg 23° Low 20° at 00:00 High 29° at 17:00 29.7 mm rain Feels 31° Wind ~17 km/h
Rain Clear Rain
00:00 20° 0.7mm
02:00 20° 0.7mm
04:00 20° 0.9mm
06:00 21° 1mm
08:00 22° 1mm
10:00 22° 0.4mm
12:00 23° 1.3mm
14:00 25° 1.3mm
16:00 28°
18:00 28°
20:00 25°
22:00 21° 5.6mm
🌧️ ThursdaySeptember 3rd Avg 24° Low 20° at 05:00 High 30° at 17:00 3.6 mm rain Feels 32° Wind ~18 km/h
Rain Partly Cloudy Cloudy
00:00 20° 1mm
02:00 21° 1mm
04:00 20° 0.1mm
06:00 20° 0.1mm
08:00 21° 0.1mm
10:00 24°
12:00 27°
14:00 28°
16:00 30°
18:00 29°
20:00 24°
22:00 22°
FridaySeptember 4th Avg 20° Low 16° at 06:00 High 26° at 16:00 Wind ~20 km/h
Clear Partly Cloudy Cloudy Partly Cloudy
00:00 20°
02:00 19°
04:00 17°
06:00 16°
08:00 17°
10:00 21°
12:00 23°
14:00 25°
16:00 26°
18:00 24°
20:00 19°
22:00 18°
🌦️ SaturdaySeptember 5th Avg 16° Low 14° at 21:00 High 19° at 11:00 2.1 mm rain Feels 17° Wind ~13 km/h
Partly Cloudy Cloudy Rain
00:00 16°
02:00 16°
04:00 17°
06:00 17°
08:00 17°
10:00 18°
12:00 18°
14:00 17°
16:00 18°
18:00 16° 0.6mm
20:00 14° 0.6mm
22:00 14° 0.1mm
🌦️ SundaySeptember 6th Avg 15° Low 14° at 07:00 High 17° at 14:00 1.5 mm rain Wind ~10 km/h
Rain Cloudy
00:00 15° 0.2mm
02:00 15° 0.2mm
04:00 15° 0.1mm
06:00 14° 0.2mm
08:00 14° 0.2mm
10:00 15°
12:00 16°
14:00 17°
16:00 16°
18:00 16°
20:00 16°
22:00 16°
MondaySeptember 7th Avg 18° Low 13° at 05:00 High 25° at 16:00 Wind ~11 km/h
Cloudy Clear Partly Cloudy Cloudy Partly Cloudy
00:00 15°
02:00 14°
04:00 13°
06:00 13°
08:00 15°
10:00 19°
12:00 22°
14:00 24°
16:00 25°
18:00 22°
20:00 18°
22:00 17°
🌦️ TuesdaySeptember 8th Avg 21° Low 15° at 04:00 High 28° at 16:00 1.2 mm rain Wind ~16 km/h
Rain Clear Rain Clear
00:00 16°
02:00 16°
04:00 15°
06:00 16° 0.1mm
08:00 17° 0.1mm
10:00 22°
12:00 25°
14:00 27°
16:00 28° 0.3mm
18:00 26°
20:00 23°
22:00 21°
🌧️ WednesdaySeptember 9th Avg 25° Low 19° at 04:00 High 32° at 16:00 4.2 mm rain Feels 36° Wind ~12 km/h
Cloudy Partly Cloudy Cloudy Rain
00:00 20°
02:00 19°
04:00 19°
06:00 19°
08:00 21°
10:00 25°
12:00 29°
14:00 32°
16:00 32°
18:00 30°
20:00 26°
22:00 24° 1.4mm
🌦️ ThursdaySeptember 10th Avg 27° Low 22° at 07:00 High 34° at 15:00 5.7 mm rain Feels 37° Wind ~13 km/h
Rain Cloudy Clear Rain
00:00 22° 0.5mm
02:00 23° 0.5mm
04:00 23° 0.6mm
06:00 22°
08:00 23°
10:00 27°
12:00 31°
14:00 33°
16:00 33°
18:00 31°
20:00 28°
22:00 25° 0.8mm
🌧️ FridaySeptember 11th Avg 25° Low at 20:00 High at 14:00 Feels 35° Wind ~10 km/h
Cloudy Rain Partly Cloudy Rain Unknown
00:00 23°
02:00 23°
04:00 22°
06:00 22° 0.4mm
08:00 22° 0.4mm
10:00 26°
12:00 29°
14:00 31°
16:00 27° 0.2mm
18:00 24° 1.1mm
20:00 22° 1.1mm
22:00

Sun

☀️ Sunrise 06:23 · Sunset 19:40

13h 17m of daylight · America/New_York

Air quality

PM2.5 6.6 µg/m³ - Good

No reason to change your plans - open the windows.

Source: Copernicus CAMS, updated hourly.

Nearby

Tools for Harrow

Common questions about Harrow weather

Will it rain in Harrow today?

Yes - about 4 mm of rain is expected in Harrow today.

What is the temperature in Harrow right now?

It is 19° in Harrow right now, though it feels closer to 21°. Today runs between a low of 18° and a high of 30°.

What time is sunrise and sunset in Harrow?

The sun rises at 06:23 and sets at 19:40 local time in Harrow today, giving 13h 17m of daylight.

What is the air quality in Harrow?

PM2.5 in Harrow is currently 6.6 µg/m³, which counts as Good on the European air-quality index. No reason to change your plans - open the windows.

How accurate is the Harrow forecast, and how far ahead does it go?

This page shows 16 days ahead, refreshed every hour. It blends ECMWF, NOAA GFS and whichever national high-resolution model covers Harrow best. The first three days are the dependable part - day one is usually within a degree or two - and accuracy falls off steadily after day five, so read the far end as a trend rather than a plan. We publish our measured error against real station observations on the accuracy page.

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