Also consider one of our other suggestions for December.
The average maximum temperature in Penzance in December is 10°. The average maximum temperature is 12° in the previous month and 9° in the next month.
The average temperature in Penzance in December is 7°. The average temperature ranges is 9° in the previous month and 7° in the next month.
The average minimum temperature in Penzance in December is 5°. The minimum temperature is 7° in the previous month and 5° in the next month.
The average day light hours per day in Penzance in December are 8.1 and there are 1.8 hours of sunshine per day on average during December making it not a particularly sunny month.
The ultraviolet index in Penzance in December is typically 0.6 during December. An ultraviolet index reading of 0 to 2 indicates low danger from the sun's UV rays for the average person. Most people will be able to spend several hours in the sun with out a problem, however unprotected skin risks burning in less than 1 hour. Wear sunglasses on bright days. Only those that burn easily will need to apply sunscreen. Watch out for relections from water that may increase ultraviolet exposure.
The average sea water temperature in Penzance in December is 10.5° which is very cold and bracing, it's not recommended you swim with out a full wet suit.
The average total rainfall in Penzance in December is 1.4cm and on average there are 19.8 rainy days in December making it a wet time to visit the beach.
The maximum dew point (an indicator of humidity) in Penzance in December is 8° which is a bit dry for some. The dew point is 10° in the previous month and 7° in the next month.
The average maximum relative humidity in Penzance in December is typically 95.8%. The maximum relative humidity is 96.5% in the previous month and 97.2% in the next month.
The average relative humidity in Penzance in December is typically 85.1%. The average relative humidity is 86% in the previous month and 87.1% in the next month.
The average maximum wind speed in Penzance in December is typically 34kmh. The average maximum wind speed is 32kmh in the previous month and 35kmh in the next month.
The average wind speed in Penzance in December is typically 22kmh. The average wind speed is 20kmh in the previous month and 23kmh in the next month.
The average wind direction in Penzance in December is from the West.
