Climate Insights for Jalapa

The climate in Jalapa is warm and mild. The average annual temperature is 23°C and approximately 1598mm of precipitation falls per year. Jalapa receives a notable amount of rainfall throughout the year, including during its driest month. Jalapa is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, April, September. The coldest months are January, February, December, when temperatures can drop to 17°C.

Jalapa sees moderate temperature variation throughout the year, ranging from 17°C to 31°C. The warmest month is May, when average highs reach 31°C and the mean temperature sits around 25°C. January is the coolest month, with minimum temperatures around 17°C and an average of 21°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between March and April, with a 2°C shift in average temperatures.

Jalapa is a fairly wet location, receiving approximately 1598mm of precipitation annually, which averages out to around 133mm per month. The wettest month is October, averaging 251mm of rainfall. May and June also tend to see above-average precipitation. The driest month is March, with just 40mm. That's 210mm less than October, 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.

Jalapa is relatively calm, with an average annual wind speed of 2km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.

It is currently summer in Jalapa, which began on June 21, 2026. Jalapa 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 31°C, while the coldest stretch bottoms out in January near 17°C. Autumn is next, beginning on September 23, 2026 — 93 days from now.

The best time to visit Jalapa is during January, February, March, April and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 58mm per month. By contrast, May can be uncomfortably hot with temperatures reaching 31°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 Jalapa 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.