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
Weather in December
Temperature
In Chiba, December is identified by the highest average temperatures, reaching a peak of 27.5°C (81.5°F) and a low of 18.5°C (65.3°F).Heat index
For December, the heat index is appraised at a hot 31°C (87.8°F). Persisting in activity during exposure could lead to weariness and subsequently to heat cramps.Take into consideration that the heat index values are calculated for shade and light wind conditions. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', arises from combining readings of air temperature and relative moisture content. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
Humidity
The average relative humidity in December is 84%.Rainfall
In Chiba, Brazil, in December, it is raining for 22.5 days, with typically 137mm (5.39") of accumulated precipitation. In Chiba, during the entire year, the rain falls for 196.6 days and collects up to 1213mm (47.76") of precipitation.Daylight
The month with the longest days in Chiba is December, with an average of 13h and 42min of daylight.On the first day of December, sunrise is at 05:35 and sunset at 19:10. On the last day of the month, sunrise is at 05:47 and sunset at 19:27 -03.
Sunshine
In Chiba, the average sunshine in December is 7.8h.UV index
The months with the highest UV index are January, March, October and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: During December, 6 as the daily maximum UV index converts into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Frequently asked questions
What part of the year is the hottest in Chiba?
What are December temperatures in Chiba?
What is the average humidity in December in Chiba?
How much does it rain in Chiba in December?
When are the longest days in Chiba?
What is the average length of the day in December in Chiba?
When are sunrise and sunset in December in Chiba?
How long on average sun shines in December in Chiba?
What are the months with the highest UV index in Chiba?
What is the UV index intensity in December in Chiba?
Average temperature in December
Chiba, Brazil
- Average high temperature in December: 27.5°C
The warmest month (with the highest average high temperature) is December (27.5°C).
The month with the lowest average high temperature is June (19.6°C).
- Average low temperature in December: 18.5°C
The month with the highest average low temperature is January (18.8°C).
The coldest month (with the lowest average low temperature) is July (11.7°C).
Average pressure in December
Chiba, Brazil
- Average pressure in December: 1009.8mbar
The month with the highest atmospheric pressure is July (1018.3mbar).
The month with the lowest atmospheric pressure is December (1009.8mbar).
Average wind speed in December
Chiba, Brazil
- Average wind speed in December: 9km/h
The windiest month (with the highest average wind speed) is August (11.3km/h).
The calmest month (with the lowest average wind speed) is March (7.8km/h).
Average humidity in December
Chiba, Brazil
- Average humidity in December: 84%
The month with the highest relative humidity is June (89%).
The month with the lowest relative humidity is September (74%).
Average rainfall in December
Chiba, Brazil
- Average rainfall in December: 137mm
The wettest month (with the highest rainfall) is October (141mm).
The driest month (with the least rainfall) is July (61mm).
Average rainfall days in December
Chiba, Brazil
- Average rainfall days in December: 22.5 days
The month with the highest number of rainy days is December (22.5 days).
The month with the least rainy days is August (10.1 days).
Average daylight in December /
Average sunshine in December
Chiba, Brazil
- Average daylight in December: 13h and 4min
The month with the longest days is December (Average daylight: 13h and 42min).
The month with the shortest days is June (Average daylight: 10h and 36min).
- Average sunshine in December: 7h and 5min
The months with the most sunshine are August and September (Average sunshine: 8h and 18min).
The months with the least sunshine are May and June (Average sunshine: 6h and 48min).
Average sunshine days in December
Chiba, Brazil
- Average sunshine days in December: 8 days
The month with the most sunshine days is August (19.8 days).
The month with the least sunshine days is February (5.6 days).
Average UV index in December
Chiba, Brazil
- Average UV index in December: 6
The months with the highest UV index are January, March, October and December (UV index 6).
The months with the lowest UV index are May and June (UV index 4).
Average cloud cover in December
Chiba, Brazil
- Average cloud cover in December: 49
The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Chiba, Brazil
- Average visibility in December: 7km
The months with the highest visibility are April, August, September, October and November (8km).
The months with the lowest visibility are January, February, March, May, June, July and December (7km).
Chiba, Brazil
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