December weather forecastOlta, Argentina
December
Weather in December
The first month of the summer, December, is also a hot month in Olta, Argentina, with an average temperature ranging between min 21.5°C (70.7°F) and max 32.1°C (89.8°F).Temperature
The average high-temperature during December is a still hot 32.1°C (89.8°F), almost matching the conditions of the preceding month. During December nights, Olta witnesses a consistent average temperature of 21.5°C (70.7°F).Heat index
December's heat index is evaluated at a hot 34°C (93.2°F). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.It is worth noting that heat index values are gauged for conditions in the shade and light breezes. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', provides an understanding of perceived warmth by combining temperature and relative humidity. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
Humidity
The average relative humidity in December is 46%.Rainfall
In Olta, in December, it is raining for 13 days, with typically 70mm (2.76") of accumulated precipitation. In Olta, during the entire year, the rain falls for 96.6 days and collects up to 408mm (16.06") of precipitation.Snowfall
January through June, August through December are months without snowfall.Daylight
With an average of 14h and 6min of daylight, December has the longest days of the year.On the first day of December, sunrise is at 06:14 and sunset at 20:13. On the last day of the month, sunrise is at 06:25 and sunset at 20:31 -03.
Sunshine
In Olta, the average sunshine in December is 9.2h.UV index
The months with the highest UV index are January, February and December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily high UV index of 7 in December translates into this advice:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Olta, Argentina
- Average high temperature in December: 32.1°C
The warmest month (with the highest average high temperature) is January (33°C).
The month with the lowest average high temperature is July (16.3°C).
- Average low temperature in December: 21.5°C
The month with the highest average low temperature is January (22.5°C).
The coldest month (with the lowest average low temperature) is July (7.5°C).
Average pressure in December
Olta, Argentina
- Average pressure in December: 1006.9mbar
The month with the highest atmospheric pressure is July (1016.5mbar).
The month with the lowest atmospheric pressure is December (1006.9mbar).
Average wind speed in December
Olta, Argentina
- Average wind speed in December: 15.7km/h
The windiest month (with the highest average wind speed) is November (16.7km/h).
The calmest month (with the lowest average wind speed) is June (9.9km/h).
Average humidity in December
Olta, Argentina
- Average humidity in December: 46%
The month with the highest relative humidity is May (67%).
The month with the lowest relative humidity is September (44%).
Average rainfall in December
Olta, Argentina
- Average rainfall in December: 70mm
The wettest month (with the highest rainfall) is January (76mm).
The driest month (with the least rainfall) is August (1mm).
Average rainfall days in December
Olta, Argentina
- Average rainfall days in December: 13 days
The month with the highest number of rainy days is December (13 days).
The month with the least rainy days is August (0.8 days).
Average snowfall in December
Olta, Argentina
- Average snowfall in December: 0mm
The month with the highest snowfall is July (1mm).
The months with the least snowfall are January, February, March, April, May, June, August, September, October, November and December (0mm).
Average snowfall days in December
Olta, Argentina
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is July (0.2 days).
The months with the least snowfall days are January, February, March, April, May, June, August, September, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
Olta, Argentina
- Average daylight in December: 14h and 6min
The month with the longest days is December (Average daylight: 14h and 6min).
The month with the shortest days is June (Average daylight: 10h and 12min).
- Average sunshine in December: 9h and 12min
The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is April (Average sunshine: 8h and 6min).
Average sunshine days in December
Olta, Argentina
- Average sunshine days in December: 16.2 days
The month with the most sunshine days is August (29.8 days).
The month with the least sunshine days is February (13.9 days).
Average UV index in December
Olta, Argentina
- Average UV index in December: 7
The months with the highest UV index are January, February and December (UV index 7).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover in December
Olta, Argentina
- Average cloud cover in December: 21
The month with the most cloud cover is April (Cloud cover 35).
The month with the least cloud cover is August (Cloud cover 11).
Average visibility in December
Olta, Argentina
- 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).





