Climate Insights for Holtville Airport

The climate in Holtville Airport is warm and mild. The average annual temperature is 25°C and approximately 84mm of precipitation falls per year. August is the wettest month, receiving around 13mm of rainfall. Holtville Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are December, January, February, when temperatures can drop to 8°C.

Holtville Airport has a wide annual temperature range, spanning 36°C from the coldest to warmest months. July is the hottest month, with daytime highs reaching 44°C and an average of 36°C. December is the coolest month, with minimum temperatures around 8°C and an average of 14°C. On average, daily temperatures fluctuate by about 15°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 7°C shift in average temperatures.

Holtville Airport is a quite dry location, receiving approximately 84mm of precipitation annually, which averages out to around 7mm per month. The wettest month is August, averaging 13mm of rainfall. September and January also tend to see above-average precipitation. The driest month is June, with just 1mm. 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.

Holtville Airport 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 April, averaging 21km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in December, with average winds dropping to 15km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 6km/h gap between the calmest and windiest months.

It is currently spring in Holtville Airport, which began on March 20, 2026. Holtville Airport 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 July at around 44°C, while the coldest stretch bottoms out in December near 8°C. Summer is next, beginning on June 21, 2026 — 81 days from now.

The best time to visit Holtville Airport is during February, March, April and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 6mm per month. By contrast, July can be uncomfortably hot with highs reaching 44°C, while December is the coldest period with lows dropping to 8°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for Holtville Airport 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.