Climate Insights for Charcas

El Plateado de Joaquín Amaro, Estado de San Luis Potosí, Mexico

Hottest
May
28°C peak
Coldest
January
6°C low
Wettest
September
90mm rain
Best to Visit
March, April, May
Mild temps & low rain

Climate Overview

The climate in Charcas is temperate. The average annual temperature is 17°C and approximately 498mm of precipitation falls per year. September is the wettest month, receiving around 90mm of rainfall. Charcas is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, April, June. The coldest months are January, December, February, when temperatures can drop to 6°C.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 19° Average: 11° Min: 6° Feb Max: 23° Average: 15° Min: 8° Mar Max: 25° Average: 17° Min: 11° Apr Max: 28° Average: 19° Min: 12° May Max: 28° Average: 21° Min: 15° Jun Max: 27° Average: 21° Min: 15° Jul Max: 27° Average: 20° Min: 15° Aug Max: 27° Average: 20° Min: 15° Sep Max: 25° Average: 19° Min: 15° Oct Max: 24° Average: 17° Min: 12° Nov Max: 22° Average: 14° Min: 9° Dec Max: 20° Average: 12° Min: 7°
Max
Average
Min

Temperatures in Charcas vary considerably across the year, with a 22°C difference between the coldest and warmest months. The warmest month is May, when average highs reach 28°C and the mean temperature sits around 21°C. January is the coolest month, with minimum temperatures around 6°C and an average of 11°C. On average, daily temperatures fluctuate by about 13°C between overnight lows and afternoon highs. The sharpest temperature change occurs between January and February, with a 3°C shift in average temperatures.

Precipitation

0mm 25mm 50mm 75mm 100mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 22mm Feb Precipitation: 12mm Mar Precipitation: 23mm Apr Precipitation: 33mm May Precipitation: 64mm Jun Precipitation: 66mm Jul Precipitation: 51mm Aug Precipitation: 45mm Sep Precipitation: 90mm Oct Precipitation: 53mm Nov Precipitation: 27mm Dec Precipitation: 13mm
Precipitation

Charcas is a relatively dry area, receiving approximately 498mm of precipitation annually, which averages out to around 42mm per month. The wettest month is September, averaging 90mm of rainfall. June and May also tend to see above-average precipitation. The driest month is February, with just 12mm. That's 78mm less than September, 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 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 3km/h Feb Wind Speed: 3km/h Mar Wind Speed: 3km/h Apr Wind Speed: 3km/h May Wind Speed: 3km/h Jun Wind Speed: 3km/h Jul Wind Speed: 3km/h Aug Wind Speed: 3km/h Sep Wind Speed: 2km/h Oct Wind Speed: 2km/h Nov Wind Speed: 2km/h Dec Wind Speed: 3km/h
Wind Speed

Charcas is relatively calm, with an average annual wind speed of 3km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 3km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

Seasons

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

91 days until Autumn

It is currently summer in Charcas, which began on June 21, 2026. Charcas is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in May at around 28°C, while the coldest stretch bottoms out in January near 6°C. Autumn is next, beginning on September 23, 2026 — 91 days from now.

Spring

Temperatures range from 11 to 28°C. Rainfall is relatively light, with around 120mm over the season and a monthly average of 40mm. Winds are generally light, averaging 3km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 15 to 27°C. Precipitation is moderate at around 163mm for the season, averaging 54mm per month. Winds are generally light, averaging 3km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 9 to 25°C. Precipitation is moderate at around 170mm for the season, averaging 57mm per month. Winds are generally light, averaging 2km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.

Winter

Temperatures range from 6 to 23°C. Rainfall is relatively light, with around 47mm over the season and a monthly average of 16mm. Winds are generally light, averaging 3km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 11°
Feb 15°
Mar 17°
Apr 19°
May 21°
Jun 21°
Jul 20°
Aug 20°
Sep 19°
Oct 17°
Nov 14°
Dec 12°

The best time to visit Charcas is during March, April, May, June, July, August, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 53mm per month. By contrast, January can be quite cold with temperatures dropping to 6°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Charcas 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
6 °C
19 °C
3 km/h
22 mm
0 cm
Feb
8 °C
23 °C
3 km/h
12 mm
0 cm
Mar
11 °C
25 °C
3 km/h
23 mm
0 cm
Apr
12 °C
28 °C
3 km/h
33 mm
0 cm
May
15 °C
28 °C
3 km/h
64 mm
0 cm
Jun Current
15 °C
27 °C
3 km/h
66 mm
0 cm
Jul
15 °C
27 °C
3 km/h
51 mm
0 cm
Aug
15 °C
27 °C
3 km/h
45 mm
0 cm
Sep
15 °C
25 °C
2 km/h
90 mm
0 cm
Oct
12 °C
24 °C
2 km/h
53 mm
0 cm
Nov
9 °C
22 °C
2 km/h
27 mm
0 cm
Dec
7 °C
20 °C
3 km/h
13 mm
0 cm
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