Live Weather & Forecast
Weather in Letchworth
England, United Kingdom · Real-time conditions & 3-day outlook
9°C
Feels like 9°C
49°F / Feels 49°F
Sunny
Letchworth, England
🌞 Daytime
Updated: 2026-04-13 09:30
Humidity
71%
Wind
4.3 km/h WSW
Wind Gust
5.4 km/h
Pressure
1013 mb
Visibility
10 km
UV Index
0.9
(Low)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
3.4°C
Wind Degree
255°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
192.9 μg/m³
NO₂
16.8 μg/m³
O₃
34 μg/m³
SO₂
2.7 μg/m³
PM 2.5
11.6 μg/m³
PM 10
19 μg/m³
Today's Hourly Forecast
24-hour breakdown for Letchworth, England
12 AM
4°
Partly Cloudy
1 AM
4°
Partly Cloudy
2 AM
3°
Partly Cloudy
3 AM
3°
Clear
4 AM
3°
Clear
5 AM
2°
Clear
6 AM
2°
Partly Cloudy
7 AM
3°
Sunny
8 AM
5°
Sunny
9 AM
9°
Sunny
10 AM
9°
Sunny
11 AM
10°
Sunny
12 PM
11°
Patchy rain nearby
1 PM
12°
Patchy rain nearby
2 PM
12°
Patchy rain nearby
3 PM
13°
Patchy rain nearby
4 PM
13°
Partly Cloudy
5 PM
12°
Partly Cloudy
6 PM
12°
Partly Cloudy
7 PM
10°
Patchy rain nearby
8 PM
7°
Clear
9 PM
6°
Clear
10 PM
5°
Partly Cloudy
11 PM
5°
Clear
3-Day Forecast
Daily overview for Letchworth, England
Today
Patchy rain nearby
13°
/
2°
🌧️ 89% chance of rain
💧 Avg. humidity: 74%
💨 Max wind: 11.5 km/h
🌧️ Total precip: 0.2 mm
☀️ UV Index: 0.8
🌅 Sunrise: 06:09 AM
🌇 Sunset: 07:55 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Cloudy
14°
/
3°
🌧️ 0% chance of rain
💧 Avg. humidity: 78%
💨 Max wind: 16.9 km/h
🌧️ Total precip: 0.05 mm
☀️ UV Index: 0.9
🌅 Sunrise: 06:07 AM
🌇 Sunset: 07:57 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Patchy rain nearby
16°
/
8°
🌧️ 86% chance of rain
💧 Avg. humidity: 91%
💨 Max wind: 24.8 km/h
🌧️ Total precip: 1.1 mm
☀️ UV Index: 0.5
🌅 Sunrise: 06:04 AM
🌇 Sunset: 07:59 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Best Time to Visit Letchworth
Plan your trip to Letchworth, 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 Letchworth?
Current conditions in Letchworth: Sunny, temperature 9°C, humidity 71%.
What is the best time to visit Letchworth?
The best time to visit Letchworth is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Letchworth?
Letchworth is located at approximately 52° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Letchworth?
The wettest period in Letchworth is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Letchworth?
For visits to Letchworth during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Letchworth in?
Letchworth is located in United Kingdom, in the state of England.
What are the public holidays in Letchworth in 2026?
View the 2026 public holidays for Letchworth on our Holidays page.
What are the GPS coordinates used for the weather forecast in Letchworth?
The weather forecast for Letchworth uses coordinates 51.9795, -0.2295.