Best year time to visit St Helens

General weather information about St Helens

Average annual temperature is 10.8 °C

Absolute maximum temperature: 28.7 °C

Absolute minimum temperature: -4.9 °C

Number of sunny days: 84 days

Number of rainy days: 279 days

Number of snow days: 2 days

Look at detailed online map of St Helens

* Weather data for St Helens United Kingdom is based on climate observations for 2026 year

St Helens air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	12.4	12.2	15.0	17.2	20.6	28.7	24.9	25.7	26.3	21.0	14.5	13.1
Average daytime temperature (°C)	7.8	9.5	9.8	12.2	16.5	22.1	18.5	18.8	19.8	14.7	9.4	8.8
Average temperature (°C)	5.3	6.4	6.7	8.4	12.5	17.1	15.6	15.8	16.1	11.6	7.0	6.7
Average night temperature (°C)	2.9	3.4	3.5	4.5	8.2	12.1	12.8	12.8	12.4	8.8	4.3	4.4
Absolute minimum temperature (°C)	-2.6	-3.1	-3.2	-0.1	4.5	5.7	9.5	9.5	6.5	2.4	-3.7	-4.9

St Helens monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	8.0	10.0	12.0	14.0	16.0	17.0	16.0	15.0	13.0	11.0	9.0	7.0
Daylight mean duration (h)	8.1	9.8	11.9	14.0	15.9	16.9	16.4	14.8	12.7	10.6	8.6	7.6
Daylight minimum duration (h)	7.0	8.0	10.0	13.0	15.0	16.0	15.0	13.0	11.0	9.0	7.0	7.0
Sunshine mean duration (h)	3.6	4.9	5.1	8.1	11.8	12.4	9.7	9.8	7.0	5.2	4.1	2.2
Precipitation (mm)	106	20	140	76	57	56	198	107	134	137	113	150
Sunny days	6	8	2	9	16	14	1	1	9	8	6	4
Rainy days	25	20	28	21	15	16	30	30	21	23	24	26
Snow days	0	0	1	0	0	0	0	0	0	0	0	1

St Helens - weather forecast by months

St Helens weather in january St Helens weather in february St Helens weather in march St Helens weather in april St Helens weather in may St Helens weather in june St Helens weather in july St Helens weather in august St Helens weather in september St Helens weather in october St Helens weather in november St Helens weather in december

Best time to visit St Helens:

The best time to visit St Helens during the most sunny months:

May — 11.8(h)
June — 12.4(h)
July — 9.7(h)
August — 9.8(h)

Months with the longest average daylight duration in St Helens:

May — 15.9(h)
June — 16.9(h)
July — 16.4(h)

The largest precipitation sum in St Helens is at

March — 140(mm)

July — 198(mm)

October — 137(mm)

December — 150(mm)

Weather forecast in the closest to St Helens admin centers