Irvine

Stay up to date with the latest weather conditions in Irvine. Below you will find current data, forecasts, and helpful weather charts.

Irvine, located in the USA, is characterized by a very mild, nearly year-round sunny climate that can be described as subtropical Mediterranean or semi-arid. The city features comfortable temperatures throughout the year and very low precipitation, making it an attractive destination for lovers of warm, dry weather.

Irvine has two main seasons: a long, warm, and very dry summer, and a short, mild winter with minimal rainfall. Summer, especially from June to September, is virtually rain-free, with average temperatures ranging from 20°C to 24°C and highs reaching 28-29°C. The winter months (December–February) remain mild, with average temperatures around 13-14°C and minimal precipitation.

The most notable feature of Irvine's climate is its pronounced dry period, which covers most of the year, particularly from May to October when rainfall is almost non-existent. Even in the "wettest" months, such as March, precipitation is minimal (around 3 mm). This ensures an abundance of sunny days and makes the weather in Irvine predictable and ideal for outdoor activities.

The climate in Irvine is characterized by mild winters and warm, sunny summers, offering comfortable conditions for visiting almost year-round. The average annual temperature fluctuates within a pleasant range, making the city attractive for warm-weather enthusiasts. The hottest month is typically August, when the average temperature reaches 24.0°C and daytime highs can rise to 28.7°C. The coolest months are January and February, with an average temperature of about 13.4-13.7°C and nightly lows dropping to an average of 8.5-8.8°C.

Summer months in Irvine, from June to September, boast plenty of sunny days and very low precipitation. Air temperatures during this period are consistently warm, bordering on hot. In June, the average temperature is about 20.4°C, gradually rising to peak values in July (23.3°C) and August (24.0°C). Daytime highs in the height of summer often reach 28-29°C, creating ideal conditions for outdoor recreation. Evenings bring a pleasant coolness as nightly temperatures drop to 16-19°C.

Winter in Irvine is very mild and far from harsh frost. In winter (from December to March), average temperatures stay around 13-14°C, while daytime highs can reach 18-19°C. Nightly temperatures during this period fluctuate from 8.5°C (in February) to 10.1°C (in March), ensuring cool but not freezing nights. Although these are the wettest months of the year, precipitation remains moderate. Throughout the year, there is a noticeable difference between daytime and nighttime temperatures, averaging about 9-10°C. This means that even after a warm day, the evening can be quite fresh, so a light jacket or sweater may be useful.

The city of Irvine, USA, experiences a Mediterranean climate with clearly defined dry and wet seasons. Precipitation here falls primarily as rain, as even winter temperatures rarely drop below freezing, making snowfall extremely unlikely.

The wet season in Irvine occurs in late autumn, winter, and early spring. The highest amount of precipitation usually falls from December to March. March is the wettest month, with an average precipitation of about 3 mm and approximately 9 rainy days. January and February also bring a moderate amount of precipitation, around 2 mm each, with about 6 rainy days per month. December sees about 2 mm of rainfall spread over 5 days.

The dry season covers the period from late spring to mid-autumn. From May to October, precipitation is minimal or completely absent. July and August are particularly dry, with an average of zero millimeters of rainfall and almost no rainy days. May, June, September, and October also see virtually no rain, with 0 mm of precipitation and only 1-2 days of possible rainfall. November and April are transitional months with a small amount of precipitation (1 mm) and 3 rainy days.

When planning a trip to Irvine, it's important to consider its mild Mediterranean climate. Summer (June–September) is warm and sunny, with average temperatures between 20°C and 24°C and highs reaching 28-29°C. Rainfall is practically non-existent during this period. Therefore, for a summer visit, you'll need light, breathable clothing: T-shirts, shorts, sundresses, and swimwear. Don't forget sunscreen, a hat, and sunglasses, as the sun can be quite strong. Comfortable walking shoes are essential.

Winter in Irvine (December–March) is mild, with average temperatures around 13-14°C, nightly lows around 8-10°C, and daytime highs up to 18-19°C. These months see the most precipitation (though still low, around 2-3 mm per month with 5-9 rainy days), so a light waterproof jacket or umbrella may come in handy. For the winter months and shoulder seasons (spring and autumn), the layering principle is ideal: bring T-shirts, sweaters or a fleece, and a light or mid-weight jacket. Spring (April–May) and autumn (October–November) weather is pleasant, with gradual temperature changes and little rainfall, so layering will keep you comfortable throughout the day.

Regardless of the season, evenings and mornings in Irvine can be cool, even in summer, so it's always useful to have a light sweater or cardigan with you. Given the predominantly dry weather most of the year, your main focus should be on sun protection and comfortable warm-weather clothing, with the addition of warmer layers and rain protection for the winter months.