January weather forecast
Trimley St. Martin, United Kingdom

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Weather in January

January, like December, is a frosty winter month in Trimley St. Martin, with an average temperature varying between 4°C (39.2°F) and 7°C (44.6°F).

Temperature

The coldest month in Trimley St. Martin is January, with an average high-temperature of 7°C (44.6°F) and an average low-temperature of 4°C (39.2°F).

Humidity

The months with the highest humidity in Trimley St. Martin are January and December, with an average relative humidity of 84%.

Rainfall

In Trimley St. Martin, in January, during 13.8 rainfall days, 30mm (1.18") of precipitation is typically accumulated. Throughout the year, in Trimley St. Martin, there are 168.5 rainfall days, and 389mm (15.31") of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall in Trimley St. Martin. In Trimley St. Martin, during January, snow falls for 2.5 days and regularly aggregates up to 18mm (0.71") of snow. In Trimley St. Martin, United Kingdom, during the entire year, snow falls for 9.4 days and aggregates up to 53mm (2.09") of snow.

Daylight

In January, the average length of the day in Trimley St. Martin is 8h and 23min.
On the first day of the month, sunrise is at 8:02 am and sunset at 3:53 pm. On the last day of January, in Trimley St. Martin, sunrise is at 7:36 am and sunset at 4:39 pm GMT.

Sunshine

The average sunshine in January in Trimley St. Martin, United Kingdom, is 4.1h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Trimley St. Martin. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 2 in January interprets into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. During bright days, sunglasses that offer UVA and UVB defense are recommended. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Feb 9, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What are the coldest months in Trimley St. Martin?

Trimley St. Martin records the coldest temperatures in January, averaging a high of 7°C (44.6°F) and a low of 4°C (39.2°F).

How cold does it get in Trimley St. Martin in January?

In Trimley St. Martin, in January, the average high-temperature is 7°C (44.6°F), and the average low-temperature is 4°C (39.2°F).

What is the most humid month in Trimley St. Martin?

The months with the highest humidity in Trimley St. Martin are January and December, with an average relative humidity of 84%.

What is the average humidity in January in Trimley St. Martin?

In January, the average relative humidity is 84%.

How much does it rain in Trimley St. Martin in January?

In January, in Trimley St. Martin, United Kingdom, the rain falls for 13.8 days. Throughout January, 30mm (1.18") of precipitation is accumulated.

How much does it snow in Trimley St. Martin in January?

In Trimley St. Martin, United Kingdom, in January, snow falls for 2.5 days, with typically accumulated 18mm (0.71") of snow.

What is the average length of the day in January in Trimley St. Martin?

In January, the average day length is 8h and 23min.

What time are sunrise and sunset in January in Trimley St. Martin?

On the first day of January in Trimley St. Martin, United Kingdom, sunrise is at 8:02 am and sunset at 3:53 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 4:39 pm GMT.

How many hours of sunshine does Trimley St. Martin have in January?

In Trimley St. Martin, United Kingdom, the average sunshine duration in January is 4.1h.

What are the months with the lowest UV index in Trimley St. Martin?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Trimley St. Martin, United Kingdom.

How high is the UV index in January in Trimley St. Martin?

In Trimley St. Martin, United Kingdom, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe 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 January
Trimley St. Martin, United Kingdom

Average temperature in January - Trimley St. Martin, United Kingdom
  • Average high temperature in January: 7°C

The warmest month (with the highest average high temperature) is August (20°C).
The month with the lowest average high temperature is January (7°C).

  • Average low temperature in January: 4°C

The month with the highest average low temperature is August (15.7°C).
The coldest month (with the lowest average low temperature) is January (4°C).

Average pressure in January
Trimley St. Martin, United Kingdom

Average pressure in January - Trimley St. Martin, United Kingdom
  • Average pressure in January: 1014.3mbar

The months with the highest atmospheric pressure are May and September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1010.5mbar).

Average wind speed in January
Trimley St. Martin, United Kingdom

Average wind speed in January - Trimley St. Martin, United Kingdom
  • Average wind speed in January: 24.9km/h

The windiest month (with the highest average wind speed) is December (26.4km/h).
The calmest month (with the lowest average wind speed) is July (17.2km/h).

Average humidity in January
Trimley St. Martin, United Kingdom

Average humidity in January - Trimley St. Martin, United Kingdom
  • Average humidity in January: 84%

The months with the highest relative humidity are January and December (84%).
The month with the lowest relative humidity is August (76%).

Average rainfall in January
Trimley St. Martin, United Kingdom

Average rainfall in January - Trimley St. Martin, United Kingdom
  • Average rainfall in January: 30mm

The wettest month (with the highest rainfall) is October (46mm).
The driest month (with the least rainfall) is April (16mm).

Average rainfall days in January
Trimley St. Martin, United Kingdom

Average rainfall days in January - Trimley St. Martin, United Kingdom
  • Average rainfall days in January: 13.8 days

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is September (11.8 days).

Average snowfall in January
Trimley St. Martin, United Kingdom

Average snowfall in January - Trimley St. Martin, United Kingdom
  • Average snowfall in January: 18mm

The month with the highest snowfall is February (22mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in January
Trimley St. Martin, United Kingdom

Average snowfall days in January - Trimley St. Martin, United Kingdom
  • Average snowfall days in January: 2.5 days

The month with the highest number of snowfall days is February (3.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Trimley St. Martin, United Kingdom

Average daylight in January / Average sunshine in January - Trimley St. Martin, United Kingdom
  • Average daylight in January: 8h and 2min

The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 48min).

  • Average sunshine in January: 4h and 1min

The month with the most sunshine is August (Average sunshine: 9h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).

Average sunshine days in January
Trimley St. Martin, United Kingdom

Average sunshine days in January - Trimley St. Martin, United Kingdom
  • Average sunshine days in January: 12.6 days

The months with the most sunshine days are April and September (15.1 days).
The month with the least sunshine days is February (11.1 days).

Average UV index in January
Trimley St. Martin, United Kingdom

Average UV index in January - Trimley St. Martin, United Kingdom
  • Average UV index in January: 2

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

Average cloud cover in January
Trimley St. Martin, United Kingdom

Average cloud cover in January - Trimley St. Martin, United Kingdom
  • Average cloud cover in January: 59

The month with the most cloud cover is February (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 41).

Average visibility in January
Trimley St. Martin, United Kingdom

Average visibility in January - Trimley St. Martin, United Kingdom
  • Average visibility in January: 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).

Trimley St. Martin, United Kingdom

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