Live Weather & Forecast
Weather in Harrow
England, United Kingdom · Real-time conditions & 3-day outlook
11°C
Feels like 11°C
52°F / Feels 52°F
Sunny
Harrow, England
🌞 Daytime
Updated: 2026-04-13 11:15
Humidity
71%
Wind
4.7 km/h WSW
Wind Gust
5.4 km/h
Pressure
1013 mb
Visibility
10 km
UV Index
2.4
(Low)
Precipitation
0 mm
Cloud Cover
25%
Dew Point
1.9°C
Wind Degree
244°
Air Quality Index
US EPA: Good
UK DEFRA: Low (2)
CO
247.9 μg/m³
NO₂
24.9 μg/m³
O₃
61 μg/m³
SO₂
3.2 μg/m³
PM 2.5
15 μg/m³
PM 10
22.1 μg/m³
Today's Hourly Forecast
24-hour breakdown for Harrow, England
12 AM
6°
Clear
1 AM
6°
Clear
2 AM
5°
Clear
3 AM
5°
Clear
4 AM
5°
Clear
5 AM
5°
Clear
6 AM
5°
Clear
7 AM
5°
Sunny
8 AM
6°
Sunny
9 AM
8°
Sunny
10 AM
9°
Sunny
11 AM
11°
Sunny
12 PM
12°
Sunny
1 PM
13°
Sunny
2 PM
13°
Sunny
3 PM
14°
Partly Cloudy
4 PM
14°
Partly Cloudy
5 PM
13°
Patchy rain nearby
6 PM
13°
Patchy rain nearby
7 PM
11°
Patchy rain nearby
8 PM
9°
Patchy rain nearby
9 PM
8°
Patchy rain nearby
10 PM
8°
Clear
11 PM
7°
Clear
3-Day Forecast
Daily overview for Harrow, England
Today
Patchy rain nearby
14°
/
5°
🌧️ 87% chance of rain
💧 Avg. humidity: 69%
💨 Max wind: 13.3 km/h
🌧️ Total precip: 0.39 mm
☀️ UV Index: 0.8
🌅 Sunrise: 06:10 AM
🌇 Sunset: 07:55 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Overcast
14°
/
5°
🌧️ 0% chance of rain
💧 Avg. humidity: 72%
💨 Max wind: 17.6 km/h
🌧️ Total precip: 0.05 mm
☀️ UV Index: 0.8
🌅 Sunrise: 06:08 AM
🌇 Sunset: 07:57 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Patchy rain nearby
16°
/
10°
🌧️ 89% chance of rain
💧 Avg. humidity: 89%
💨 Max wind: 20.5 km/h
🌧️ Total precip: 0.64 mm
☀️ UV Index: 0.4
🌅 Sunrise: 06:06 AM
🌇 Sunset: 07:58 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Best Time to Visit Harrow
Plan your trip to Harrow, United Kingdom around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Harrow?
Current conditions in Harrow: Sunny, temperature 11°C, humidity 71%.
What is the best time to visit Harrow?
The best time to visit Harrow is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Harrow?
Harrow is located at approximately 51.6° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Harrow?
The wettest period in Harrow is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Harrow?
For visits to Harrow during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Harrow in?
Harrow is located in United Kingdom, in the state of England.
What are the public holidays in Harrow in 2026?
View the 2026 public holidays for Harrow on our Holidays page.
What are the GPS coordinates used for the weather forecast in Harrow?
The weather forecast for Harrow uses coordinates 51.5811, -0.3375.