St. Helens, United Kingdom Weather

  1. St. Helens, United Kingdom Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in St. Helens over the next 12 hours
  7. Temperature and possibility of rain in St. Helens in the coming days
  8. Rainfall in St. Helens in the coming days
  9. St. Helens Weather Summary
  10. Weather averages by month
  11. St. Helens's weather
  12. Frequently asked questions
  13. Comments
St. Helens, Weather
(Photo by Jacques Bopp on Unsplash)

Current conditions

Updated:
18°C
64.4°F
°C °F

Condition: Overcast

Pressure: 1,002 hPa

Feel like: 18 °C

Temperature: 18°C

Cloud: 100%

Humidity: 80%

Wind: SE - 10 km/h

Visibility: 14.68 km

Weather forecast

Wed
05 Aug
14°C / 16°C
Drizzle
Thu
06 Aug
13°C / 19°C
Overcast
Fri
07 Aug
12°C / 21°C
Overcast
Sat
08 Aug
15°C / 19°C
Moderate Drizzle
Sun
09 Aug
14°C / 17°C
Drizzle
Hourly forecast today:
06:00 AM
14° / 18°
14° / 18°
Overcast
80% 20 km/h
07:00 AM
14° / 19°
14° / 19°
Overcast
72% 24 km/h
08:00 AM
13° / 20°
13° / 20°
Overcast
65% 21 km/h
09:00 AM
15° / 20°
15° / 20°
Drizzle
71% 27 km/h
10:00 AM
15° / 22°
15° / 22°
Overcast
65% 28 km/h
11:00 AM
16° / 24°
16° / 24°
Partly Cloudy
59% 29 km/h
12:00 PM
18° / 21°
18° / 21°
Drizzle Dense Intensity
83% 26 km/h
13:00 PM
18° / 22°
18° / 22°
Drizzle
79% 19 km/h
14:00 PM
17° / 24°
17° / 24°
Overcast
66% 19 km/h
15:00 PM
15° / 22°
15° / 22°
Drizzle
67% 34 km/h
16:00 PM
15° / 23°
15° / 23°
Overcast
61% 31 km/h

30 Day Averages and Extremes

  • Average high 19.5°C
  • Average low 13.3°C
  • Hottest day 28°C (02 August 2026)
  • Coldest day 0°C (17 August 2026)
  • Average humidity 63.97%
  • Days with precipitation 24 days
  • Highest precipitation 85 mm (25 July 2026)

Yesterday's Data

  • Max: 24°C
  • Min: 17°C
  • Total Precipitation: 1 mm

Temperature and possibility of rain in St. Helens over the next 12 hours

Temperature and possibility of rain in St. Helens in the coming days

Rainfall in St. Helens in the coming days

St. Helens Climate Summary

St. Helens features a Marine west coast, warm summer (Köppen classification: Cfb), with an average annual temperature of 11.05ºC (51.89ºF), which is about 0.3% higher than the national average for United Kingdom. Annually, the city experiences approximately 85.17 millimeters (3.35 inches) of rainfall, spread across 174.01 rainy days, accounting for 47.67% of the year.

Longitude 53.456307
Latitude -2.737095
Yearly high temperature 13.05ºC (55.49ºF)
Yearly low temperature 7.47ºC (45.45ºF)
Hottest month July 19.53ºC (67.15ºF)
Coldest month December 4.15ºC (39.47ºF)
Yearly precip 85.17mm (3.35in)
Days with rainfall 174.01 days (47.67%)
Driest month April (77.19%)
Wettest month August (78.25%)

Weather averages by month

Month High / Low (°C) Rain
January 6.66° / 2.99° 15.91 days
February 7.41° / 2.95° 13.45 days
March 9.68° / 3.7° 11.73 days
April 12.66° / 5.52° 10.73 days
May 15.17° / 7.91° 13.18 days
June 17.87° / 10.63° 15.27 days
July 19.53° / 12.68° 15.82 days
August 19.17° / 12.93° 17.73 days
September 17.18° / 11.19° 13.09 days
October 13.81° / 8.86° 15.0 days
November 9.83° / 6.07° 15.55 days
December 7.57° / 4.15° 16.55 days

St. Helens's weather

Frequently asked questions

1. What is the hottest month in St. Helens?

July has the highest average monthly temperature (daily mean of 19.53ºC) and December are the coolest (daily mean of 4.15ºC).

2. What should I wear in St. Helens today?

For today's mild weather in St. Helens, with temperatures between 15ºC to 18ºC (59.0ºF to 64.4ºF), consider wearing:
- Comfortable jeans or slacks
- Light jacket (for cooler periods)
- Lightweight sweater or cardigan
- Cotton socks

Temperature

Early
13°C / 18°C
Morning
15°C / 20°C
Afternoon
15°C / 22°C
Evening
13°C / 19°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 441
  • CO 154
  • NH3 4
  • NO2 11
  • O3 61
  • PM10 17
  • PM25 11
  • SO2 1
  • CH4 1,443

Sunrise / Sunset

04:33
20:00