Livermore

Heading to Livermore? Here you will find the latest weather information, including forecasts and helpful charts, to ensure your trip goes perfectly.

The climate in Livermore, USA, can be described as Mediterranean with semi-arid characteristics. This means the city enjoys warm, often hot, very dry summers and mild, wetter winters. Overall, the weather is quite predictable with well-defined seasons, making it easy to plan your trip based on your preferred temperature conditions.

The summer months, from June to September, are very sunny and dry in Livermore, with almost no rainfall. Average high temperatures during this period range from 27.7°C to 29.7°C, creating ideal conditions for outdoor activities. Winter, from December to March, brings cooler weather with average highs around 14-17°C and lows around 5-7°C. Most precipitation occurs during the winter months, although the total volume is low, averaging 2-3 mm per month, but with a higher number of rainy days (up to 10-12 days).

Spring (April-May) and autumn (October-November) are pleasant transitional seasons. Temperatures gradually rise in the spring and fall in the autumn, and rainfall during these periods is minimal. Thus, Livermore offers mostly sunny weather throughout much of the year, with a distinct dry season in the summer and a wetter but mild winter period.

The city of Livermore sees a clear change in temperature patterns throughout the year. The hottest months are July and August, when the average air temperature is 22.2°C and 22.4°C, respectively. During these summer months, daytime highs regularly reach nearly 30°C (29.7°C in July and 29.6°C in August). In contrast, the coolest months are December and January, with an average temperature of about 10.2°C - 10.3°C. Minimum nighttime temperatures during this period can drop to 6.0°C - 6.1°C.

Summer in Livermore, particularly from June to August, is characterized by warm and mostly dry weather. Average high temperatures in June are 27.7°C, rising to 29.7°C and 29.6°C in July and August. At the same time, nights bring a noticeable chill: minimum temperatures in the summer months range from 13.4°C to 15.3°C. This indicates significant daily temperature fluctuations, reaching 14-15 degrees, which is typical for the region's climate. Precipitation is virtually non-existent during the summer months.

The winter period, covering December, January, and February, is marked by mild and cool conditions. Average temperatures during these months range from 10.2°C to 10.7°C. During the day, the air warms to an average of 14.4°C - 15.9°C, and at night, the temperature drops to 5.4°C - 6.1°C. Daily temperature fluctuations are also noticeable in winter, though less pronounced than in summer, at approximately 8-10 degrees. The winter months are also characterized by the highest number of rainy days, although the total amount remains moderate.

Livermore experiences distinct seasonality in its precipitation patterns throughout the year. The city is characterized by dry summers and wetter winters and early springs. Overall, the amount of precipitation is low, indicating a predominantly arid climate.

The wettest period occurs between November and March. The rainiest months are January, March, and December, each receiving an average of 3 mm of precipitation. March also records the highest number of rainy days, at around 12. In February and November, rainfall is about 2 mm, with February seeing about 7 rainy days and November around 5. Given the moderate temperatures, precipitation occurs mainly as rain, likely light to moderate in nature.

The summer months—June, July, and August—are completely dry, with zero precipitation and no rainy days. This dry period continues into the surrounding months: May and April receive only 1 mm of precipitation (3-4 rainy days), while September and October have almost no rain (0 mm), with one or two rainy days respectively. Consequently, from late spring through mid-autumn, rain is a rare occurrence in Livermore.

When planning a trip to Livermore during the summer months from June to September, be prepared for dry and warm weather. Daytime temperatures often reach 28-30°C, so light, breathable clothing made from natural fabrics, such as t-shirts, shorts, and sundresses, will be most comfortable. Since there is practically no rainfall during this time (0-1 rainy days per month), be sure to pack sunscreen, a hat, and sunglasses. Evenings can be noticeably cooler, with temperatures around 13-15°C, so a light sweater or thin jacket will come in handy for evening strolls.

From November to March, the weather in Livermore becomes cooler and wetter. Average daytime temperatures during this period hover around 14-18°C, while nighttime temperatures can drop to 5-8°C. More precipitation occurs at this time, with an average of 5 to 12 rainy days per month, so a waterproof jacket or umbrella will be very useful. We recommend using a layering approach: a base layer (t-shirt or long-sleeve), an insulating layer (sweater or fleece), and outerwear that can be easily put on or taken off depending on temperature changes. Comfortable closed-toe shoes, perhaps water-resistant, will also be beneficial.

During the transitional seasons of spring (April-May) and autumn (October), the weather in Livermore is usually pleasant with warm and mostly dry days and little rainfall. Daytime temperatures can range from 20°C to 25°C, but mornings and evenings remain crisp. Layering is your best bet: jeans or trousers, t-shirts, light sweaters, and a jacket will keep you comfortable throughout the day. Regardless of the season, comfortable walking shoes are a must, as you will likely want to explore the city and its picturesque surroundings.