Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average sea temperature in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January's weather displays an average high-temperature of a chilly 9.8°C (49.6°F), slightly varied from December's 11°C (51.8°F). During January, Penzance's nighttime temperatures demonstrate a subtle cooling from daytime highs, stabilizing at a still frosty 8.1°C (46.6°F).Humidity
January, February, November and December, with an average relative humidity of 79%, are the least humid months.Rainfall
In Penzance, in January, during 15 rainfall days, 18mm (0.71") of precipitation is typically accumulated. Throughout the year, in Penzance, there are 145.1 rainfall days, and 224mm (8.82") of precipitation is accumulated.Snowfall
The only month with snowfall in Penzance is January. January is the month with the most snowfall. Snow falls for 0.5 days and accumulates 1mm (0.04") of snow.Sea temperature
In Penzance, in January, the average water temperature is 10.4°C (50.7°F).Note: Swimming in 10.4°C (50.7°F) is deemed hazardous. Exposure to temperatures below 10°C (50°F) leads to immediate severe cold shock and hyperventilation.
Daylight
In Penzance, the average length of the day in January is 8h and 38min.On the first day of the month, sunrise is at 8:21 am and sunset at 4:29 pm. On the last day of January, sunrise is at 7:57 am and sunset at 5:13 pm GMT.
Sunshine
In January, the average sunshine is 4h.UV index
The months with the lowest UV index are January through April, November and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index, 3 in January, converts into the following recommendations:
Undertake precautions - Guarding against sun damage is counselled. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
What is the average January temperature in Penzance?
What is the least humid month in Penzance?
What is the average humidity in January in Penzance?
How much does it rain in Penzance in January?
What is the snowiest month in Penzance?
When does it start snowing in Penzance?
What is the water temperature in January in Penzance?
How many hours of daylight does Penzance have in January?
When are sunrise and sunset in January in Penzance?
How many hours of sunshine does Penzance have in January?
What is the month with the lowest UV index in Penzance?
What is the UV index reading in January in Penzance?
Average temperature in January
Penzance, United Kingdom
- Average high temperature in January: 9.8°C
The warmest month (with the highest average high temperature) is August (17.4°C).
The month with the lowest average high temperature is February (9.4°C).
- Average low temperature in January: 8.1°C
The month with the highest average low temperature is August (16.1°C).
The coldest month (with the lowest average low temperature) is February (7.3°C).
Average pressure in January
Penzance, United Kingdom
- Average pressure in January: 1014.8mbar
The month with the highest atmospheric pressure is September (1017.5mbar).
The month with the lowest atmospheric pressure is November (1010.4mbar).
Average wind speed in January
Penzance, United Kingdom
- Average wind speed in January: 32.8km/h
The windiest month (with the highest average wind speed) is December (34.4km/h).
The calmest month (with the lowest average wind speed) is July (21.9km/h).
Average humidity in January
Penzance, United Kingdom
- Average humidity in January: 79%
The month with the highest relative humidity is June (85%).
The months with the lowest relative humidity are January, February, November and December (79%).
Average rainfall in January
Penzance, United Kingdom
- Average rainfall in January: 18mm
The wettest month (with the highest rainfall) is November (36mm).
The driest month (with the least rainfall) is May (10mm).
Average rainfall days in January
Penzance, United Kingdom
- Average rainfall days in January: 15 days
The month with the highest number of rainy days is November (16.3 days).
The month with the least rainy days is June (9.2 days).
Average snowfall in January
Penzance, United Kingdom
- Average snowfall in January: 1mm
The month with the highest snowfall is January (1mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in January
Penzance, United Kingdom
- Average snowfall days in January: 0.5 days
The month with the highest number of snowfall days is January (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in January
Penzance, United Kingdom
- Average sea temperature in January: 10.4°C
The best month for swimming (with the highest average sea temperature) is August (17.1°C).
The coldest month (with the lowest average sea temperature) is March (9.7°C).
Average daylight in January /
Average sunshine in January
Penzance, United Kingdom
- Average daylight in January: 8h and 4min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in January: 4h and 0min
The month with the most sunshine is April (Average sunshine: 8h and 36min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).
Average sunshine days in January
Penzance, United Kingdom
- Average sunshine days in January: 11.2 days
The month with the most sunshine days is May (19.2 days).
The month with the least sunshine days is November (9.7 days).
Average UV index in January
Penzance, United Kingdom
- Average UV index in January: 3
The month with the highest UV index is August (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 3).
Average cloud cover in January
Penzance, United Kingdom
- Average cloud cover in January: 61
The month with the most cloud cover is December (Cloud cover 63).
The month with the least cloud cover is April (Cloud cover 42).
Average visibility in January
Penzance, 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).
Penzance, United Kingdom
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