Climate Insights for Cosolapa

, Estado de Oaxaca, Mexico

Hottest
May
30°C peak
Coldest
January
15°C low
Wettest
June
276mm rain
Best to Visit
February
Mild temps & low rain

Climate Overview

The climate in Cosolapa is warm and mild. The average annual temperature is 23°C and approximately 1692mm of precipitation falls per year. Cosolapa receives a notable amount of rainfall throughout the year, including during its driest month. Cosolapa is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, August, July. The coldest months are January, February, December, when temperatures can drop to 15°C.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 23° Average: 19° Min: 15° Feb Max: 25° Average: 20° Min: 16° Mar Max: 27° Average: 22° Min: 18° Apr Max: 29° Average: 24° Min: 20° May Max: 30° Average: 26° Min: 22° Jun Max: 29° Average: 25° Min: 22° Jul Max: 29° Average: 25° Min: 21° Aug Max: 30° Average: 25° Min: 21° Sep Max: 29° Average: 25° Min: 22° Oct Max: 28° Average: 24° Min: 20° Nov Max: 25° Average: 22° Min: 18° Dec Max: 24° Average: 20° Min: 16°
Max
Average
Min

Cosolapa sees moderate temperature variation throughout the year, ranging from 15°C to 30°C. The warmest month is May, when average highs reach 30°C and the mean temperature sits around 26°C. January is the coolest month, with minimum temperatures around 15°C and an average of 19°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between March and April, with a 2°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 110mm Feb Precipitation: 76mm Mar Precipitation: 115mm Apr Precipitation: 107mm May Precipitation: 75mm Jun Precipitation: 276mm Jul Precipitation: 115mm Aug Precipitation: 128mm Sep Precipitation: 238mm Oct Precipitation: 201mm Nov Precipitation: 143mm Dec Precipitation: 108mm
Precipitation

Cosolapa is a fairly wet location, receiving approximately 1692mm of precipitation annually, which averages out to around 141mm per month. The wettest month is June, averaging 276mm of rainfall. September and October also tend to see above-average precipitation. The driest month is May, with just 75mm. That's 200mm less than June, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.

Wind

0km/h 5km/h 10km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 8km/h Feb Wind Speed: 8km/h Mar Wind Speed: 8km/h Apr Wind Speed: 9km/h May Wind Speed: 8km/h Jun Wind Speed: 7km/h Jul Wind Speed: 7km/h Aug Wind Speed: 7km/h Sep Wind Speed: 7km/h Oct Wind Speed: 7km/h Nov Wind Speed: 7km/h Dec Wind Speed: 7km/h
Wind Speed

Cosolapa is relatively calm, with an average annual wind speed of 7km/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 9km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 7km/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
Mar 20
Summer
Jun 21
Autumn
Sep 23

88 days until Summer

It is currently spring in Cosolapa, which began on March 20, 2026. Cosolapa 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 30°C, while the coldest stretch bottoms out in January near 15°C. Summer is next, beginning on June 21, 2026 — 88 days from now.

Spring

Temperatures range from 18 to 30°C. Precipitation is moderate at around 297mm for the season, averaging 99mm per month. Winds are generally light, averaging 8km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 21 to 30°C. Rainfall is heavy, totalling around 519mm across the season with a monthly average of 173mm. Winds are generally light, averaging 7km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 18 to 29°C. Rainfall is heavy, totalling around 582mm across the season with a monthly average of 194mm. Winds are generally light, averaging 7km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 15 to 25°C. Precipitation is moderate at around 294mm for the season, averaging 98mm per month. Winds are generally light, averaging 7km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 19°
Feb 20°
Mar 22°
Apr 24°
May 26°
Jun 25°
Jul 25°
Aug 25°
Sep 25°
Oct 24°
Nov 22°
Dec 20°

The best time to visit Cosolapa is during February, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 76mm per month. By contrast, May can be uncomfortably hot with highs reaching 30°C, while January is the coldest period with lows dropping to 15°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 Cosolapa 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
15 °C
23 °C
8 km/h
110 mm
0 cm
Feb
16 °C
25 °C
8 km/h
76 mm
0 cm
Mar Current
18 °C
27 °C
8 km/h
115 mm
0 cm
Apr
20 °C
29 °C
9 km/h
107 mm
0 cm
May
22 °C
30 °C
8 km/h
75 mm
0 cm
Jun
22 °C
29 °C
7 km/h
276 mm
0 cm
Jul
21 °C
29 °C
7 km/h
115 mm
0 cm
Aug
21 °C
30 °C
7 km/h
128 mm
0 cm
Sep
22 °C
29 °C
7 km/h
238 mm
0 cm
Oct
20 °C
28 °C
7 km/h
201 mm
0 cm
Nov
18 °C
25 °C
7 km/h
143 mm
0 cm
Dec
16 °C
24 °C
7 km/h
108 mm
0 cm
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Metric (°C, km/h)