February weather forecast
Saint Helier, Jersey

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The Elizabeth Castle found on the Tidal Island in Saint Helier Parish, Jersey
The Elizabeth Castle found on the Tidal Island in Saint Helier Parish, Jersey

Weather in February

Moving into February, the weather remains consistent with January's cold pattern, albeit with slightly warmer temperatures. As the city is still within the wintry season, frosty winds continue to batter Saint Helier. Despite being a winter month, snowfall is lower than January with only 1mm (0.04") recorded. February's longer daylight hours compared to January hint at the forthcoming onset of spring. Also, the increased sunshine hours gradually melt the thin blankets of snow, revealing greener landscapes beneath.

Temperature

February stands out as Saint Helier's coldest month, with temperatures ranging between an average high of 9°C (48.2°F) and a low of 6.8°C (44.2°F).

Humidity

In February, the average relative humidity is 79%.

Rainfall

In Saint Helier, in February, it is raining for 17.4 days, with typically 48mm (1.89") of accumulated precipitation. Throughout the year, in Saint Helier, Jersey, there are 189 rainfall days, and 538mm (21.18") of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In Saint Helier, Jersey, in February, snow falls for 0.4 days, with typically accumulated 1mm (0.04") of snow. In Saint Helier, during the entire year, snow falls for 1.4 days and aggregates up to 6mm (0.24") of snow.

Sea temperature

The months with the coldest seawater are February and March, with an average sea temperature of 9°C (48.2°F).
Note: With the appropriate swimsuit, one can swim in 9°C (48.2°F) even if temperatures dip below 10°C (50°F); otherwise, be ready for cold shock and breath issues. A fleeting swim around 13°C (55.4°F) is distressing.

Daylight

The average length of the day in February is 10h and 10min.
On the first day of the month, sunrise is at 07:39 and sunset at 17:03. On the last day of February, in Saint Helier, sunrise is at 06:51 and sunset at 17:50 GMT.

Sunshine

The average sunshine in February in Saint Helier is 4.3h.

UV index

January and February, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.
Note: In February, a regular UV index of 2 translates into these guidelines:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
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Frequently asked questions

What is the coldest month in Saint Helier?

February is the coldest month, exhibiting average temperatures of 9°C (48.2°F) at the peak and 6.8°C (44.2°F) at the base.

What are February temperatures in Saint Helier?

The high-temperature, in February, in Saint Helier, records 9°C (48.2°F), while the low-temperature is 6.8°C (44.2°F).

What is the average humidity in February in Saint Helier?

In Saint Helier, Jersey, the average relative humidity in February is 79%.

How much does it rain in Saint Helier in February?

In Saint Helier, in February, during 17.4 rainfall days, 48mm (1.89") of precipitation is typically accumulated.

How many days does it snow in February in Saint Helier?

In February, in Saint Helier, Jersey, it is snowing for 0.4 days. Throughout February, 1mm (0.04") of snow is accumulated.

When is the sea coldest in Saint Helier?

February and March, with an average sea temperature of 9°C (48.2°F), are months with the coldest seawater in Saint Helier.

How cold is the water in February in Saint Helier?

In February, the average sea temperature in Saint Helier, Jersey, is 9°C (48.2°F). Swimming in 9°C (48.2°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

How many hours of daylight does Saint Helier have in February?

In February, the average day length in Saint Helier, Jersey, is 10h and 10min.

When is the sunrise / sunset in February in Saint Helier?

In February, on the first day of the month, sunrise is at 07:39 and sunset at 17:03. On the last day of the month, sunrise is at 06:51 and sunset at 17:50 GMT.

How long on average sun shines in February in Saint Helier?

The average sunshine duration in February is 4.3h.

When is the lowest UV index in Saint Helier?

January and February, with an average maximum UV index of 2, are months with the lowest UV index in Saint Helier, Jersey.

What is the UV index intensity in February in Saint Helier?

In February, the average daily maximum UV index in Saint Helier is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in February
Saint Helier, Jersey

Average temperature in February - Saint Helier, Jersey
  • Average high temperature in February: 9°C

The warmest month (with the highest average high temperature) is August (18.2°C).
The month with the lowest average high temperature is February (9°C).

  • Average low temperature in February: 6.8°C

The month with the highest average low temperature is August (16.3°C).
The coldest month (with the lowest average low temperature) is February (6.8°C).

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Average pressure in February
Saint Helier, Jersey

Average pressure in February - Saint Helier, Jersey
  • Average pressure in February: 1015.5mbar

The month with the highest atmospheric pressure is September (1018mbar).
The month with the lowest atmospheric pressure is November (1011.8mbar).

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Average wind speed in February
Saint Helier, Jersey

Average wind speed in February - Saint Helier, Jersey
  • Average wind speed in February: 31.7km/h

The windiest month (with the highest average wind speed) is December (34km/h).
The calmest month (with the lowest average wind speed) is July (20.4km/h).

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Average humidity in February
Saint Helier, Jersey

Average humidity in February - Saint Helier, Jersey
  • Average humidity in February: 79%

The months with the highest relative humidity are June and July (83%).
The months with the lowest relative humidity are November and December (78%).

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Average rainfall in February
Saint Helier, Jersey

Average rainfall in February - Saint Helier, Jersey
  • Average rainfall in February: 48mm

The wettest month (with the highest rainfall) is November (78mm).
The driest month (with the least rainfall) is July (25mm).

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Average rainfall days in February
Saint Helier, Jersey

Average rainfall days in February - Saint Helier, Jersey
  • Average rainfall days in February: 17.4 days

The month with the highest number of rainy days is November (21.2 days).
The months with the least rainy days are May and July (12.2 days).

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Average snowfall in February
Saint Helier, Jersey

Average snowfall in February - Saint Helier, Jersey
  • Average snowfall in February: 1mm

The month with the highest snowfall is January (2mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

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Average snowfall days in February
Saint Helier, Jersey

Average snowfall days in February - Saint Helier, Jersey
  • Average snowfall days in February: 0.4 days

The months with the highest number of snowfall days are January and February (0.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average sea temperature in February
Saint Helier, Jersey

Average sea temperature in February - Saint Helier, Jersey
  • Average sea temperature in February: 9°C

The best month for swimming (with the highest average sea temperature) is August (17°C).
The coldest months (with the lowest average sea temperature) are February and March (9°C).

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Average daylight in February /
Average sunshine in February
Saint Helier, Jersey

Average daylight in February / Average sunshine in February - Saint Helier, Jersey
  • Average daylight in February: 10h and 1min

The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in February: 4h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The months with the least sunshine are January and November (Average sunshine: 4h and 0min).

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Average sunshine days in February
Saint Helier, Jersey

Average sunshine days in February - Saint Helier, Jersey
  • Average sunshine days in February: 7.8 days

The month with the most sunshine days is May (16.8 days).
The month with the least sunshine days is November (5.8 days).

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Average UV index in February
Saint Helier, Jersey

Average UV index in February - Saint Helier, Jersey
  • Average UV index in February: 2

The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are January and February (UV index 2).

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Average cloud cover in February
Saint Helier, Jersey

Average cloud cover in February - Saint Helier, Jersey
  • Average cloud cover in February: 57

The months with the most cloud cover are January, November and December (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 37).

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Average visibility in February
Saint Helier, Jersey

Average visibility in February - Saint Helier, Jersey
  • Average visibility in February: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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Saint Helier, Jersey

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