Berkeley

Stay updated on current weather conditions in Berkeley. In this section, you'll find the latest data, forecasts, and helpful weather charts to help you plan your day.

The climate in Berkeley can be described as temperate, with pronounced Mediterranean characteristics. This means the city enjoys relatively mild weather throughout most of the year, without sharp temperature swings. The most notable feature of the local climate is the clear division into dry and wet seasons.

Berkeley experiences two main seasons: warm, sunny, and very dry summers, which last roughly from June to September, and mild, wetter winters occurring between December and March. Summer months are characterized by an almost total lack of rainfall and average highs around 24-26°C. In winter, average temperatures hover around 10-12°C, and this is when the bulk of the annual precipitation falls, though the amount is not excessive. Spring and autumn serve as comfortable transitional periods.

One of the key features of Berkeley's weather is the very dry summer period when rain is practically non-existent. This makes the summer months ideal for outdoor activities and exploring. Overall, thanks to the lack of extreme temperatures and distinct but mild seasons, Berkeley offers pleasant weather for visiting year-round, depending on your preferences.

The climate in Berkeley is characterized by moderate temperatures throughout the year, without extreme heat or severe cold. The warmest months are usually August and September, when average temperatures reach nearly 20°C, and highs can rise to 25-26°C. The coolest period falls in December and January, with an average temperature of about 10.7°C and average lows around 7°C. Thus, the annual progression of average temperatures is quite smooth.

Summer months in Berkeley, from June to September, feature pleasantly warm and dry weather. Average high temperatures during this period range from 24.5°C to 25.7°C, creating comfortable conditions for walks and outdoor recreation. At the same time, nights bring a noticeable chill: average low temperatures drop to 12.8-14.1°C, indicating significant daily temperature fluctuations, especially on cloudless days. Precipitation is practically non-existent in the summer, confirmed by the zero number of rainy days from June to September.

Winter in Berkeley, covering December, January, and February, is mild and characterized by a higher number of rainy days compared to summer, although the total amount of precipitation remains low. Average temperatures during these months stay in the 10.6-11.1°C range. Daytime highs usually reach 14-16°C, and nightly lows rarely drop significantly below 6-7°C, making severe frosts unlikely. The difference between daytime and nighttime temperatures is less pronounced in winter than in summer, but it is still present, at about 7-9°C.

Berkeley experiences a pronounced seasonality in its precipitation distribution. The city is characterized by a Mediterranean climate, which means there is a distinct wet season in winter and a very dry season in summer. Most of the annual rainfall occurs between November and March.

The highest amount of precipitation and rainy days occur during the winter months. December is the wettest month, with an average of 4 mm of precipitation and about 10 rainy days. January and March are also quite wet: January sees about 3 mm of rain over 10 days, and March sees 3 mm over 12 days. In February and November, rainfall amounts to 3 mm (7 rainy days) and 2 mm (6 rainy days), respectively. Given the moderate temperatures, precipitation falls primarily as rain.

In contrast, the summer months in Berkeley are extremely dry. From June through September inclusive, there is practically no rainfall—the average monthly figure is 0 mm, and no rainy days are recorded during this period. Transitional months such as April (1 mm, 4 rainy days), May (1 mm, 3 rainy days), and October (1 mm, 2 rainy days) are also characterized by very low levels of precipitation.

When planning a trip to Berkeley, it is worth considering its mild Mediterranean climate with noticeable seasonal changes in precipitation. The key packing principle is layering. Daytime and evening temperatures can vary significantly, so the ability to add or remove a layer will be very useful. Comfortable walking shoes are essential, as Berkeley is a city that invites exploring its hilly streets and picturesque surroundings on foot.

During the winter months (roughly November to March), Berkeley is cooler, with average temperatures around 10-12°C, and this is the wettest period. You will need a warm sweater or fleece, a waterproof jacket or raincoat, and an umbrella. Summer (June to September) is warm and sunny, with average temperatures around 19-20°C and almost no rain. Light clothing, t-shirts, and shorts are appropriate for this time, but don't forget a light jacket or sweater for the evenings, which can be cool due to the proximity to the bay. Sunscreen and a hat are mandatory during the summer period.

Spring (April-May) and autumn (October) are transitional seasons with pleasant weather but varying chances of rain, especially in early spring and late autumn. A light jacket, jeans or trousers, as well as t-shirts and long-sleeved shirts, will keep you comfortable. Given Berkeley's location, even on warm days, a fresh breeze can blow, so a windbreaker or a light scarf can be useful accessories at any time of year.