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 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
A moderate decline in average high-temperatures is noted in December, moving from an agreeable 20.9°C (69.6°F) in November to a refreshing 17°C (62.6°F). Riz, in December, observes a steady average low-temperature of 8.4°C (47.1°F).Humidity
In December, the average relative humidity in Riz, Iran, is 39%.Rainfall
In December, in Riz, the rain falls for 2.9 days. Throughout December, 19mm (0.75") of precipitation is accumulated. In Riz, during the entire year, the rain falls for 39.7 days and collects up to 200mm (7.87") of precipitation.Daylight
With an average of 10h and 24min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 06:36 and sunset at 17:05. On the last day of December, sunrise is at 06:52 and sunset at 17:16 +0330.
Sunshine
In Riz, the average sunshine in December is 7.3h.UV index
January, February, November and December, with an average maximum UV index of 4, are months with the lowest UV index in Riz, Iran. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 4 suggests this advice:
Exercise prevention - Protecting skin and eyes from harm is required. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Riz?
What is the average humidity in December in Riz?
How much does it rain in Riz in December?
What is the month with the shortest days in Riz?
How many hours of daylight does Riz have in December?
When is the sunrise / sunset in December in Riz?
How long on average sun shines in December in Riz?
What is the month with the lowest UV index in Riz?
What is the UV index intensity in December in Riz?
Average temperature in December
Riz, Iran
- Average high temperature in December: 17°C
The warmest month (with the highest average high temperature) is July (39.6°C).
The month with the lowest average high temperature is January (15.2°C).
- Average low temperature in December: 8.4°C
The month with the highest average low temperature is July (29°C).
The coldest month (with the lowest average low temperature) is January (6.8°C).
Average pressure in December
Riz, Iran
- Average pressure in December: 1018.8mbar
The month with the highest atmospheric pressure is December (1018.8mbar).
The month with the lowest atmospheric pressure is July (1000.3mbar).
Average wind speed in December
Riz, Iran
- Average wind speed in December: 5.1km/h
The windiest month (with the highest average wind speed) is May (10.6km/h).
The calmest month (with the lowest average wind speed) is December (5.1km/h).
Average humidity in December
Riz, Iran
- Average humidity in December: 39%
The month with the highest relative humidity is January (44%).
The month with the lowest relative humidity is June (12%).
Average rainfall in December
Riz, Iran
- Average rainfall in December: 19mm
The wettest month (with the highest rainfall) is February (49mm).
The driest month (with the least rainfall) is June (0mm).
Average rainfall days in December
Riz, Iran
- Average rainfall days in December: 2.9 days
The months with the highest number of rainy days are March and April (6.1 days).
The month with the least rainy days is June (0.3 days).
Average daylight in December /
Average sunshine in December
Riz, Iran
- Average daylight in December: 10h and 2min
The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).
- Average sunshine in December: 7h and 2min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The months with the least sunshine are January and February (Average sunshine: 7h and 6min).
Average sunshine days in December
Riz, Iran
- Average sunshine days in December: 27.8 days
The month with the most sunshine days is June (29.7 days).
The month with the least sunshine days is February (21.6 days).
Average UV index in December
Riz, Iran
- Average UV index in December: 4
The months with the highest UV index are May, June, July and August (UV index 8).
The months with the lowest UV index are January, February, November and December (UV index 4).
Average cloud cover in December
Riz, Iran
- Average cloud cover in December: 12
The month with the most cloud cover is February (Cloud cover 17).
The month with the least cloud cover is September (Cloud cover 3).
Average visibility in December
Riz, Iran
- 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).
