Climate averages 1991–2020

Saint Helier weather
in February.

A cool, moderately wet month: the coolest and the 8th driest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 8.7°C Daytime mean, February

Average low 6.3°C Night-time mean, February

Rainfall 82 mm 13 days with ≥1 mm

Daylight 10 h Sunrise to sunset, per day

February is a cool month in Saint Helier: daytime highs average 8.7°C and nights cool to about 6.3°C. By daytime temperature it is the coolest month of the year.

Expect about 82 mm of rain on roughly 13 days, which makes February a moderately wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 06 min on an average February day.

The nearest other city in this atlas is Rennes (124 km away). In February its highs average 9.4°C, 0.7°C warmer than Saint Helier, with 53 mm of rain.

From February to March, average highs rise by 1.1°C to 9.7°C, and monthly rainfall falls from 82 mm to 69 mm.

The annual picture

February in context

30-year average

Average highAverage low°C

Monthly rainfall

Average total · mm

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Saint Helier climate table

1991–2020

Monthly climate averages for Saint Helier, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	9.1°C6.8°C	6.8°C	110	15.8	8.79 h
February, selected	8.7°C6.3°C	6.3°C	82	13.0	10.110 h
March	9.7°C7.3°C	7.3°C	69	12.4	11.912 h
April	11.3°C8.6°C	8.6°C	57	10.5	13.714 h
May	13.7°C11.0°C	11.0°C	53	9.4	15.315 h
June	16.1°C13.4°C	13.4°C	50	8.7	16.216 h
July	17.9°C15.4°C	15.4°C	48	9.1	15.816 h
August	18.5°C16.1°C	16.1°C	63	9.8	14.414 h
September	17.5°C15.1°C	15.1°C	77	11.0	12.713 h
October	15.2°C12.9°C	12.9°C	122	15.5	10.811 h
November	12.2°C10.0°C	10.0°C	132	17.6	9.29 h
December	10.0°C7.7°C	7.7°C	138	16.7	8.38 h

Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

February in nearby cities

Distance from Saint Helier

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Saint Helier) is explained once on the Saint Helier year overview and on the Sources, method and limits page.