Climate Insights for Castillos

Baltasar Brum, Departamento de Rocha, Uruguay

Hottest
February
26°C peak
Coldest
July
9°C low
Wettest
April
103mm rain
Best to Visit
January, February, March
Mild temps & low rain

Climate Overview

The climate in Castillos is temperate. The average annual temperature is 17°C and approximately 1060mm of precipitation falls per year. Castillos receives a notable amount of rainfall throughout the year, including during its driest month. Castillos 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: February, January, March. The coldest months are July, August, June, when temperatures can drop to 9°C.

Temperature

0° 5° 10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 25° Average: 23° Min: 20° Feb Max: 26° Average: 23° Min: 20° Mar Max: 24° Average: 21° Min: 19° Apr Max: 21° Average: 19° Min: 17° May Max: 18° Average: 15° Min: 13° Jun Max: 15° Average: 13° Min: 10° Jul Max: 14° Average: 11° Min: 9° Aug Max: 15° Average: 12° Min: 10° Sep Max: 17° Average: 14° Min: 12° Oct Max: 19° Average: 16° Min: 13° Nov Max: 22° Average: 18° Min: 16° Dec Max: 24° Average: 21° Min: 18°
Max
Average
Min

Castillos sees moderate temperature variation throughout the year, ranging from 9°C to 26°C. The warmest month is February, when average highs reach 26°C and the mean temperature sits around 23°C. July is the coolest month, with minimum temperatures around 9°C and an average of 11°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows. The sharpest temperature change occurs between April and May, with a 3°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: 87mm Feb Precipitation: 87mm Mar Precipitation: 92mm Apr Precipitation: 103mm May Precipitation: 83mm Jun Precipitation: 95mm Jul Precipitation: 96mm Aug Precipitation: 93mm Sep Precipitation: 91mm Oct Precipitation: 102mm Nov Precipitation: 66mm Dec Precipitation: 65mm
Precipitation

Castillos is a moderately rainy area, receiving approximately 1060mm of precipitation annually, which averages out to around 88mm per month. The wettest month is April, averaging 103mm of rainfall. October and July also tend to see above-average precipitation. The driest month is December, with just 65mm. That's 38mm less than April, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around.

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: 18km/h Feb Wind Speed: 17km/h Mar Wind Speed: 18km/h Apr Wind Speed: 18km/h May Wind Speed: 17km/h Jun Wind Speed: 17km/h Jul Wind Speed: 17km/h Aug Wind Speed: 18km/h Sep Wind Speed: 19km/h Oct Wind Speed: 19km/h Nov Wind Speed: 19km/h Dec Wind Speed: 19km/h
Wind Speed

Castillos is mildly breezy, with an average annual wind speed of 18km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is October, averaging 19km/h, though still comfortable for most outdoor activities. The calmest conditions occur in February, with average winds dropping to 17km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.

Seasons

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

87 days until Summer

It is currently spring in Castillos, which began on September 23, 2026. Castillos 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 February at around 26°C, while the coldest stretch bottoms out in July near 9°C. Summer is next, beginning on December 21, 2026 (87 days from now).

Spring

Temperatures range from 12 to 22°C. Precipitation is moderate at around 260mm for the season, averaging 87mm per month. Winds are moderate at around 19km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 18 to 26°C. Precipitation is moderate at around 240mm for the season, averaging 80mm per month. Winds are moderate at around 18km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 13 to 24°C. Precipitation is moderate at around 278mm for the season, averaging 93mm per month. Winds are moderate at around 18km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 9 to 15°C. Precipitation is moderate at around 283mm for the season, averaging 94mm per month. Winds are moderate at around 17km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 23°
Feb 23°
Mar 21°
Apr 19°
May 15°
Jun 13°
Jul 11°
Aug 12°
Sep 14°
Oct 16°
Nov 18°
Dec 21°

The best time to visit Castillos is during January, February, March, May, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 80mm per month. By contrast, July can be quite cold with temperatures dropping to 9°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 Castillos 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
20 °C
25 °C
18 km/h
87 mm
0 cm
Feb
20 °C
26 °C
17 km/h
87 mm
0 cm
Mar
19 °C
24 °C
18 km/h
92 mm
0 cm
Apr
17 °C
21 °C
18 km/h
103 mm
0 cm
May
13 °C
18 °C
17 km/h
83 mm
0 cm
Jun
10 °C
15 °C
17 km/h
95 mm
0 cm
Jul
9 °C
14 °C
17 km/h
96 mm
0 cm
Aug
10 °C
15 °C
18 km/h
93 mm
0 cm
Sep Current
12 °C
17 °C
19 km/h
91 mm
0 cm
Oct
13 °C
19 °C
19 km/h
102 mm
0 cm
Nov
16 °C
22 °C
19 km/h
66 mm
0 cm
Dec
18 °C
24 °C
19 km/h
65 mm
0 cm
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Metric (°C, km/h)