Support Time.now: Join our Premium Plan for an ad-free experience! Support Us: Go Premium Ad-Free!

Weather in Harpenden, United Kingdom 🇬🇧

Current Weather in Harpenden

Light rain shower
13°C
Feels like 10°C. Light rain shower.
🌬️ 20 km/h NW
💧 79% Humidity
🧭 1007 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 1.2
🌡️ Dew Point: 10°C
🌅 Sunrise: 06:25 AM
🌇 Sunset: 07:33 PM
Map Overlays:

As of now, Harpenden is 13°C and light rain shower, feeling like 10°C. The air is at 79% humidity and winds are about 20 km/h, and the UV index is 1 (low). Over the next few days, temperatures in Harpenden range from about 10°C to 20°C.

Hourly Forecast for Harpenden

17:00
Patchy rain nearby
15°
18%
18:00
Patchy rain nearby
16°
17%
19:00
Patchy rain nearby
15°
12%
20:00
Clear
14°
5%
21:00
Clear
13°
6%
22:00
Clear
12°
7%
23:00
Clear
12°
8%
00:00
Clear
12°
9%
01:00
Clear
11°
9%
02:00
Clear
11°
9%
03:00
Clear
11°
9%
04:00
Clear
10°
10%
05:00
Overcast
10°
26%
06:00
Overcast
11°
21%
07:00
Overcast
12°
18%
08:00
Patchy rain nearby
12°
18%
09:00
Sunny
14°
5%
10:00
Overcast
15°
12%
11:00
Overcast
15°
12%
12:00
Overcast
15°
12%
13:00
Overcast
16°
12%
14:00
Sunny
17°
2%
15:00
Sunny
18°
1%
16:00
Sunny
18°
1%

14-Day Forecast for Harpenden

Tue, Sep 08
Light rain shower Light rain shower
16° / 12°
Wed, Sep 09
Sunny Sunny
18° / 10°
Thu, Sep 10
Overcast Overcast
20° / 11°
Fri, Sep 11
Patchy rain nearby Patchy rain nearby
20° / 14°
Sat, Sep 12
Overcast Overcast
22° / 11°
Sun, Sep 13
Patchy rain nearby Patchy rain nearby
18° / 14°
Mon, Sep 14
Sunny Sunny
23° / 13°
Tue, Sep 15
Sunny Sunny
20° / 14°
Wed, Sep 16
Overcast Overcast
19° / 11°
Thu, Sep 17
Sunny Sunny
20° / 11°
Fri, Sep 18
Sunny Sunny
20° / 12°
Sat, Sep 19
Sunny Sunny
22° / 13°
Sun, Sep 20
Sunny Sunny
24° / 13°
Mon, Sep 21
Sunny Sunny
18° / 11°

Additional Forecasts for Harpenden

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 159.0 μg/m³
O₃ (Ozone) 64.0 μg/m³
NO₂ (Nitrogen Dioxide) 2.7 μg/m³
SO₂ (Sulphur Dioxide) 0.3 μg/m³
PM2.5 (Fine particles) 2.6 μg/m³
PM10 (Coarse particles) 4.9 μg/m³

Historical Weather

Weather Forecasts for Other Cities in United Kingdom

Browse Weather in United Kingdom by cities in alphabetical order:

A B C D E G H I K L M N O P R S T W Y

Weather in United Kingdom ›

Best Time to Be Outside in Harpenden Today

The most comfortable window in Harpenden today looks like 17:00 to 20:00, when it is around 15°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Harpenden

What is the temperature in Harpenden right now?

It is currently 13°C (56°F) in Harpenden, light rain shower (feels like 10°C).

What's the weather like in Harpenden right now?

Conditions in Harpenden right now: Light rain shower, humidity 79%, wind 20 km/h NW.

What is today's forecast for Harpenden?

Today in Harpenden: high 16°C, low 12°C, light rain shower. Chance of rain: 81%.

What is the 7-day weather forecast for Harpenden?

Daily highs and lows for Harpenden:

  • 2026-09-08: 16°C / 12°C
  • 2026-09-09: 18°C / 10°C
  • 2026-09-10: 20°C / 11°C
  • 2026-09-11: 20°C / 14°C
  • 2026-09-12: 22°C / 11°C
  • 2026-09-13: 18°C / 14°C
  • 2026-09-14: 23°C / 13°C
Is it going to rain in Harpenden today?

There is a 81% chance of rain in Harpenden today. Total expected precipitation: 8.4 mm.

What is the wind speed in Harpenden right now?

Wind in Harpenden is currently 20 km/h (13 mph) from the NW.

What is the UV index in Harpenden right now?

The UV index in Harpenden is currently 1.2 (low). Sun protection is recommended when the index is 3 or higher.

Weather forecasts for other major cities in 🇬🇧 United Kingdom: London · Birmingham · Liverpool · Glasgow · Sheffield · Leeds · Edinburgh · Bristol · Cardiff · Manchester · Leicester · Bradford · Belfast · Coventry · Brent · Birkenhead · Nottingham · Islington · Reading · Kingston upon Hull · Preston · Newport · Swansea · Newcastle upon Tyne · Southend-on-Sea · Brighton · Derby · Southampton · Wolverhampton · Plymouth · Stoke-on-Trent · Milton Keynes · City of Westminster · Northampton · Oldham · Bexley · Luton · Archway · Portsmouth · Swindon · Dudley · Aberdeen · Sutton · St Helens · Crawley · Ipswich · Wigan · Croydon · Warrington · Walsall