Climate Overview
The climate in Cayucos is temperate. The average annual temperature is 15°C and approximately 365mm of precipitation falls per year. Gennaio is the wettest month, receiving around 100mm of rainfall. Cayucos is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: Agosto, Luglio, Settembre. The coldest months are Dicembre, Febbraio, Gennaio, when temperatures can drop to 7°C.
Temperature
Cayucos sees moderate temperature variation throughout the year, ranging from 7°C to 26°C. The warmest month is Agosto, when average highs reach 26°C and the mean temperature sits around 20°C. Dicembre is the coolest month, with minimum temperatures around 7°C and an average of 10°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 4°C shift in average temperatures.
Precipitation
Cayucos is a quite dry location, receiving approximately 365mm of precipitation annually, which averages out to around 30mm per month. The wettest month is January, averaging 100mm of rainfall. March and December also tend to see above-average precipitation. The driest month is August, with just 0mm. That's 100mm less than January, the wettest month. 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.
Wind
Cayucos is mildly breezy, with an average annual wind speed of 14km/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 16km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 12km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h between the calmest and windiest months.
Seasons
92 days until Summer
It is currently spring in Cayucos, which began on March 20, 2026. Cayucos 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 Agosto at around 26°C, while the coldest stretch bottoms out in Dicembre near 7°C. Summer is next, beginning on June 21, 2026 — 92 days from now.
Spring
Temperatures range from 8 to 21°C. Rainfall is relatively light, with around 98mm over the season and a monthly average of 33mm. Winds are moderate at around 16km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 14 to 26°C. Precipitation is minimal, with only around 3mm for the entire season. Winds are generally light, averaging 12km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from 8 to 26°C. Precipitation is minimal, with only around 42mm for the entire season. Winds are generally light, averaging 12km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.
Winter
Temperatures range from 7 to 17°C. Precipitation is moderate at around 222mm for the season, averaging 74mm per month. Winds are generally light, averaging 14km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Best Time to Visit
The best time to visit Cayucos is during Maggio, Giugno, Luglio, Agosto, Settembre and Ottobre, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 4mm per month. By contrast, Dicembre can be quite cold with temperatures dropping to 7°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.
Monthly Climate Data
The table below shows monthly climate averages for Cayucos 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.