Weather in Santa Ana

Planning your day in Santa Ana or simply wish to stay informed about the latest weather changes? In this section, you will find the most up-to-date weather information, including detailed forecasts and visual charts.

The climate in Santa Ana, USA, can be characterised as Mediterranean or semi-arid, with very mild winters and warm, dry summers. Throughout the year, comfortable weather prevails here without sharp temperature fluctuations. The city receives a large amount of sunlight, especially during the summer months.

Summer in Santa Ana, lasting approximately from June to September, is very warm and sunny, with average temperatures reaching 23-24°C, and maximums around 28-29°C. Precipitation during this period is practically absent. Winter, from December to March, is mild, with average temperatures around 13-14°C and minimums rarely dropping below 8-9°C. Winter months bring a small amount of precipitation, with March being the wettest month with about 10 rainy days.

One of the most notable features of Santa Ana's climate is the distinct dry season, which lasts from May to October, when rains are extremely rare. The total annual precipitation is low, making this region attractive for those who prefer sunny and dry weather.

The city of Santa Ana experiences a warm Mediterranean-type climate with mild winters and hot, dry summers. The annual range of average temperatures fluctuates from approximately 13.4°C in February to 24.2°C in August. The hottest months are traditionally July and August, when the average daytime temperature reaches 23.5-24.2°C, and maximum values can rise to 28-29°C. The coolest months are considered to be January and February with an average temperature of about 13.4-13.7°C and minimum night temperatures dropping on average to 8.4-8.7°C.

The summer period in Santa Ana is characterised by consistently warm and predominantly sunny weather. From June to September, average maximum temperatures stay in the range of 25°C to 29°C. Nights bring pleasant coolness, with temperatures around 16-19°C. Precipitation in the summer months is practically absent, making this time ideal for outdoor activities. Daily temperature fluctuations in summer are around 9-10°C, which ensures comfortable evenings after a hot day.

Winter in Santa Ana is mild and relatively warm. From December to March, average daytime temperatures range from 18.5°C to 19.2°C, whilst night temperatures drop to 8.4-10.0°C. Frosts occur extremely rarely. Although winter is the wetter season compared to summer, the amount of precipitation remains moderate. In the winter months, daily temperature fluctuations reaching 9-10°C are also noticeable, so it can feel noticeably cooler in the evenings and at night than during the day.

In Santa Ana, a distinct seasonality in precipitation distribution is observed throughout the year. The city is characterised by a long dry season and a shorter period with a small amount of precipitation, predominantly in the winter months. Snowfalls here are extremely rare given the mild temperatures, so precipitation falls in the form of rain.

The main volume of precipitation falls during the period from December to March. The wettest months are February and March, when an average of 3 mm of precipitation falls. At the same time, March also stands out with the highest number of rainy days – about 10. In January, about 2 mm of precipitation falls with 6 rainy days, and in December – 2 mm with 5 rainy days. In April and November, the amount of precipitation decreases to 1 mm, with 3 rainy days in each of these months.

From May to October, very dry weather sets in in Santa Ana. The driest months are July and August, when on average not a single millimetre of precipitation falls and not a single rainy day is recorded. In May, June, September, and October, precipitation is also practically absent; its amount does not exceed symbolic values, and the number of days with rain ranges from 0 to 2.

When planning a trip to Santa Ana, it is worth considering its predominantly warm and sunny climate. Throughout the year, comfortable walking shoes, sunscreen—especially in the summer months—and sunglasses will come in handy. Since the weather can change during the day, the principle of layering clothes will be your best friend.

The summer months, from June to September, in Santa Ana are characterised by warm and dry weather with average temperatures from 20°C to 24°C, while maximums can reach 28-29°C. Precipitation during this period is practically absent. For this time of year, pack light and breathable clothing: T-shirts, shorts, sundresses, and swimwear. It can be a little cooler in the evening, so a light cardigan or jacket will be useful. Don't forget a hat for sun protection.

From late autumn to early spring (approximately from November to April), the weather becomes cooler, with average temperatures from 13°C to 17°C. Although there are no frosts, evenings and mornings can be quite fresh. During this period, it is recommended to take jeans, sweaters, and a jacket. Winter months (December-March) also bring a larger number of days with precipitation, although their total amount is small (2-3 mm per month, up to 10 wet days in March). Therefore, a light folding umbrella or a waterproof jacket may prove useful, especially if your trip falls during the period from January to March.