Monthly weather forecast and climate
Lerwick, United Kingdom

How much does it rain in Lerwick?

Throughout the year, in Lerwick, United Kingdom, there are 201.6 rainfall days, and 1256.9mm (49.5") of precipitation is accumulated.

When does it snow in Lerwick?

January through May, October through December are months with snowfall.

How many days does it snow in Lerwick?

Throughout the year, in Lerwick, there are 48 snowfall days.

When does it snow the most in Lerwick?

January is the month with the most snowfall days. Snow falls for 10 days.

What is the coldest month in Lerwick?

With an average high-temperature of 5.5°C (41.9°F) and an average low-temperature of 1.5°C (34.7°F), February is the coldest month in Lerwick, United Kingdom.

What is the month with the coldest sea water in Lerwick?

March is the month with the coldest seawater in Lerwick, with an average sea temperature of 7.8°C (46°F). Swimming in 7.8°C (46°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

What is the driest month in Lerwick?

May is the month with the least rainfall in Lerwick, United Kingdom. Rain falls for 10.8 days and accumulates 53.4mm (2.1") of precipitation.

What is the warmest month in Lerwick?

With an average high-temperature of 14.5°C (58.1°F) and an average low-temperature of 10.2°C (50.4°F), August is the warmest month in Lerwick, United Kingdom.

What is the month with the warmest sea water in Lerwick?

August is the month with the warmest seawater, with an average sea temperature of 13.3°C (55.9°F). Swimming in 13.3°C (55.9°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

What is the wettest month in Lerwick?

November is the month with the most rainfall. Rain falls for 21.4 days and accumulates 146mm (5.7") of precipitation.
Average temperature - Lerwick, United Kingdom
Average humidity - Lerwick, United Kingdom
Average rainfall - Lerwick, United Kingdom

The wettest month (with the highest rainfall) is November (146mm).
The driest month (with the lowest rainfall) is May (53.4mm).

Average rainfall days - Lerwick, United Kingdom

The month with the highest number of rainy days is December (21.8 days).
The month with the lowest number of rainy days is May (10.8 days).

Average snowfall days - Lerwick, United Kingdom

The month with the highest number of snowfall days is January (10 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average sea temperature - Lerwick, United Kingdom

The best month for swimming (with the highest average sea temperature) is August (13.3°C).
The coldest month (with the lowest average sea temperature) is March (7.8°C).

Average daylight / Average sunshine - Lerwick, United Kingdom
Average UV index - Lerwick, United Kingdom
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