Climate Insights for Jalpan

The climate in Jalpan is warm and mild. The average annual temperature is 19°C and approximately 1420mm of precipitation falls per year. Jalpan receives a notable amount of rainfall throughout the year, including during its driest month. Jalpan is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, June, April. The coldest months are January, December, February, when temperatures can drop to 9°C.

Jalpan sees moderate temperature variation throughout the year, ranging from 9°C to 28°C. The warmest month is May, when average highs reach 28°C and the mean temperature sits around 23°C. January is the coolest month, with minimum temperatures around 9°C and an average of 14°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between March and April, with a 3°C shift in average temperatures.

Jalpan is a fairly wet location, receiving approximately 1420mm of precipitation annually, which averages out to around 118mm per month. The wettest month is September, averaging 255mm of rainfall. June and October also tend to see above-average precipitation. The driest month is February, with just 37mm. That's 218mm 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.

Jalpan is relatively calm, with an average annual wind speed of 9km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is July, averaging 10km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 8km/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.

It is currently spring in Jalpan, which began on March 20, 2026. Jalpan 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 9°C. Summer is next, beginning on June 21, 2026 — 86 days from now.

The best time to visit Jalpan is during February, March, April, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 60mm per month. By contrast, May can be uncomfortably hot with highs reaching 28°C, while January is the coldest period with lows dropping to 9°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Jalpan 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.