Climate Insights for Justiniano Posse

Departamento de Unión, Córdoba Province, Argentina

Hottest
January
31°C peak
Coldest
July
6°C low
Wettest
January
121mm rain
Best to Visit
February, March, April
Mild temps & low rain

Climate Overview

The climate in Justiniano Posse is warm and mild. The average annual temperature is 18°C and approximately 786mm of precipitation falls per year. January is the wettest month, receiving around 121mm of rainfall. Justiniano Posse is in the Southern Hemisphere. The seasons are reversed — summer runs from December to February, while winter falls between June and August. The summer months are: January, December, February. The coldest months are July, June, August, when temperatures can drop to 6°C.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 31° Average: 25° Min: 19° Feb Max: 29° Average: 23° Min: 18° Mar Max: 28° Average: 22° Min: 17° Apr Max: 24° Average: 19° Min: 14° May Max: 20° Average: 14° Min: 10° Jun Max: 17° Average: 11° Min: 7° Jul Max: 16° Average: 10° Min: 6° Aug Max: 20° Average: 13° Min: 7° Sep Max: 22° Average: 16° Min: 10° Oct Max: 24° Average: 18° Min: 12° Nov Max: 28° Average: 22° Min: 16° Dec Max: 30° Average: 24° Min: 18°
Max
Average
Min

Temperatures in Justiniano Posse vary considerably across the year, with a 25°C difference between the coldest and warmest months. The warmest month is January, when average highs reach 31°C and the mean temperature sits around 25°C. July is the coolest month, with minimum temperatures around 6°C and an average of 10°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 4°C shift in average temperatures.

Precipitation

0mm 25mm 50mm 75mm 100mm 125mm 150mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 121mm Feb Precipitation: 90mm Mar Precipitation: 98mm Apr Precipitation: 93mm May Precipitation: 43mm Jun Precipitation: 15mm Jul Precipitation: 14mm Aug Precipitation: 19mm Sep Precipitation: 32mm Oct Precipitation: 85mm Nov Precipitation: 91mm Dec Precipitation: 84mm
Precipitation

Justiniano Posse is a relatively dry area, receiving approximately 786mm of precipitation annually, which averages out to around 66mm per month. The wettest month is January, averaging 121mm of rainfall. March and April also tend to see above-average precipitation. The driest month is July, with just 14mm. That's 108mm less than January, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 15km/h Feb Wind Speed: 14km/h Mar Wind Speed: 15km/h Apr Wind Speed: 16km/h May Wind Speed: 15km/h Jun Wind Speed: 15km/h Jul Wind Speed: 16km/h Aug Wind Speed: 17km/h Sep Wind Speed: 18km/h Oct Wind Speed: 18km/h Nov Wind Speed: 18km/h Dec Wind Speed: 17km/h
Wind Speed

Justiniano Posse is mildly breezy, with an average annual wind speed of 16km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is November, averaging 18km/h, though still comfortable for most outdoor activities. The calmest conditions occur in February, with average winds dropping to 14km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Sep 23
Summer
Dec 21
Autumn
Mar 20

89 days until Winter

It is currently autumn in Justiniano Posse, which began on March 20, 2026. Justiniano Posse is in the Southern Hemisphere, where the seasons are reversed — spring starts in September, summer in December, autumn in March, and winter in June. The warmest period peaks in January at around 31°C, while the coldest stretch bottoms out in July near 6°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 10 to 28°C. Precipitation is moderate at around 207mm for the season, averaging 69mm per month. Winds are moderate at around 18km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 18 to 31°C. Precipitation is moderate at around 296mm for the season, averaging 99mm per month. Winds are moderate at around 15km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 10 to 28°C. Precipitation is moderate at around 235mm for the season, averaging 78mm per month. Winds are moderate at around 15km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 6 to 20°C. Rainfall is relatively light, with around 48mm over the season and a monthly average of 16mm. Winds are moderate at around 16km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 25°
Feb 23°
Mar 22°
Apr 19°
May 14°
Jun 11°
Jul 10°
Aug 13°
Sep 16°
Oct 18°
Nov 22°
Dec 24°

The best time to visit Justiniano Posse is during February, March, April, September, October, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 82mm per month. By contrast, January can be uncomfortably hot with highs reaching 31°C, while July is the coldest period with lows dropping to 6°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.

Monthly Climate Data

The table below shows monthly climate averages for Justiniano Posse based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
19 °C
31 °C
15 km/h
121 mm
0 cm
Feb
18 °C
29 °C
14 km/h
90 mm
0 cm
Mar Current
17 °C
28 °C
15 km/h
98 mm
0 cm
Apr
14 °C
24 °C
16 km/h
93 mm
0 cm
May
10 °C
20 °C
15 km/h
43 mm
0 cm
Jun
7 °C
17 °C
15 km/h
15 mm
0 cm
Jul
6 °C
16 °C
16 km/h
14 mm
0 cm
Aug
7 °C
20 °C
17 km/h
19 mm
0 cm
Sep
10 °C
22 °C
18 km/h
32 mm
0 cm
Oct
12 °C
24 °C
18 km/h
85 mm
0 cm
Nov
16 °C
28 °C
18 km/h
91 mm
0 cm
Dec
18 °C
30 °C
17 km/h
84 mm
0 cm
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Metric (°C, km/h)