Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Weather in St Helens in March

In an average March, St Helens sees a daily high around 10°C and a low around 4°C, based on 1980–2026 of local climate records.

Average high10°C
Typical high range6°C to 13°C
Average low4°C
Typical low range0°C to 8°C
Average daily precipitation3 mm

March records

The most extreme March on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total March accumulation.

High

Highest 20°C 2012-03-27
Lowest -1°C 2018-03-01

Low

Highest 13°C 2017-03-30
Lowest -8°C 1985-03-18

Feels-like

Highest 13°C 2017-03-30
Lowest -15°C 2018-03-01

Humidity

Highest 10.4 g/m³ 2017-03-30
Lowest 2.9 g/m³ 2018-03-01

Wind

Highest 58 km/h 2008-03-12
Lowest 5 km/h 2012-03-13

Gust

Highest 114 km/h 2008-03-12
Lowest 12 km/h 1998-03-21

Precip

Wettest 146 mm 1981
Driest 24 mm 1993

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