Climate normals · 1970–2000
St Helens Climate
St Helens is a city in United Kingdom (ENG) with a population of about 183,200. Its average annual temperature is 9.6°C (49°F), with roughly 871 mm of rain per year.
9.6°C
Avg Temp
871
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
St Helens Climate
St Helens has an average annual temperature of 9.6°C (49°F) and receives about 871 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
9.6°C
Avg Temp
871
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 4° / 40° | 77 mm |
| February | 4° / 40° | 53 mm |
| March | 6° / 43° | 67 mm |
| April | 8° / 46° | 55 mm |
| May | 11° / 52° | 55 mm |
| June | 14° / 57° | 65 mm |
| July | 16° / 61° | 62 mm |
| August | 16° / 60° | 78 mm |
| September | 13° / 56° | 80 mm |
| October | 10° / 50° | 95 mm |
| November | 7° / 44° | 95 mm |
| December | 5° / 41° | 89 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit St Helens
The most comfortable months to visit St Helens are typically July, August and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 20°C high). The coldest is January (near 2°C low). October is usually the wettest month.
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Frequently Asked Questions
The most comfortable months to visit St Helens are typically July, August and June, when temperatures are mildest and rainfall is relatively low (1970–2000 climate normals).
St Helens, United Kingdom has an average annual temperature of 9.6°C and about 871 mm of precipitation per year. The warmest month is July and the coldest is January.
In July, the hottest month, daily highs in St Helens average about 20°C (68°F).
Monthly climate normals (1970–2000) sampled from WorldClim 2.1 at ~9 km resolution. Humidity derived from vapor pressure. City coordinates and population from GeoNames.