Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
The arrival of December marks a slight shift to an average high-temperature of an enjoyable 17.4°C (63.3°F) from November's 15.1°C (59.2°F). During December, the nighttime temperature in Rotherham averages to a fresh 11.7°C (53.1°F).Humidity
The average relative humidity in December is 74%.Rainfall
In Rotherham, in December, it is raining for 13.9 days, with typically 38mm (1.5") of accumulated precipitation. In Rotherham, during the entire year, the rain falls for 121.2 days and collects up to 380mm (14.96") of precipitation.Snowfall
January through May, August, October through December are months without snowfall in Rotherham, New Zealand.Daylight
With an average of 15h and 18min of daylight, December has the longest days of the year in Rotherham.On the first day of the month, sunrise is at 5:44 am and sunset at 8:49 pm. On the last day of December, sunrise is at 5:53 am and sunset at 9:09 pm NZDT.
Sunshine
The month with the most sunshine is December, with an average of 11h of sunshine.UV index
In December, the average daily maximum UV index in Rotherham is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: In December, the average maximum UV index of 4 translates into the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Rotherham?
What is the average humidity in December in Rotherham?
How much does it rain in Rotherham in December?
When it does not snow in Rotherham?
When are the longest days in Rotherham?
What is the average length of the day in December in Rotherham?
What time are sunrise and sunset in December in Rotherham?
What month has the most sunshine in Rotherham?
How long on average sun shines in December in Rotherham?
How high is the UV index in December in Rotherham?
Average temperature in December
Rotherham, New Zealand
- Average high temperature in December: 17.4°C
The warmest month (with the highest average high temperature) is February (19°C).
The month with the lowest average high temperature is July (9.1°C).
- Average low temperature in December: 11.7°C
The month with the highest average low temperature is January (13.1°C).
The coldest month (with the lowest average low temperature) is July (5.2°C).
Average pressure in December
Rotherham, New Zealand
- Average pressure in December: 1012.5mbar
The month with the highest atmospheric pressure is March (1017.3mbar).
The month with the lowest atmospheric pressure is November (1011.5mbar).
Average wind speed in December
Rotherham, New Zealand
- Average wind speed in December: 14.2km/h
The windiest month (with the highest average wind speed) is July (15.4km/h).
The calmest month (with the lowest average wind speed) is February (13.1km/h).
Average humidity in December
Rotherham, New Zealand
- Average humidity in December: 74%
The month with the highest relative humidity is June (77%).
The month with the lowest relative humidity is January (72%).
Average rainfall in December
Rotherham, New Zealand
- Average rainfall in December: 38mm
The wettest month (with the highest rainfall) is April (45mm).
The driest month (with the least rainfall) is September (16mm).
Average rainfall days in December
Rotherham, New Zealand
- Average rainfall days in December: 13.9 days
The month with the highest number of rainy days is December (13.9 days).
The month with the least rainy days is September (7.3 days).
Average snowfall days in December
Rotherham, New Zealand
- Average snowfall days in December: 0 days
The months with the highest number of snowfall days are June, July and September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, August, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
Rotherham, New Zealand
- Average daylight in December: 15h and 2min
The month with the longest days is December (Average daylight: 15h and 18min).
The month with the shortest days is June (Average daylight: 9h and 6min).
- Average sunshine in December: 11h and 0min
The month with the most sunshine is December (Average sunshine: 11h and 0min).
The month with the least sunshine is June (Average sunshine: 6h and 12min).
Average sunshine days in December
Rotherham, New Zealand
- Average sunshine days in December: 13.6 days
The month with the most sunshine days is August (21.7 days).
The month with the least sunshine days is December (13.6 days).
Average UV index in December
Rotherham, New Zealand
- Average UV index in December: 4
The month with the highest UV index is January (UV index 5).
The months with the lowest UV index are May, June, July, August and September (UV index 3).
Average cloud cover in December
Rotherham, New Zealand
- Average cloud cover in December: 32
The month with the most cloud cover is June (Cloud cover 38).
The months with the least cloud cover are January and February (Cloud cover 28).
Average visibility in December
Rotherham, New Zealand
- Average visibility in December: 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).
