Visitors to the islands should dress in layers, with short and long pants, windbreaker, hat, sunscreen, and waterproof outer clothing. June, July and August are the driest months (1% of annual mean rainfall). Most days in summer range from mild to warm with the possibility of some infrequent hotter days, the days are at their longest in the summer. Regional rainfall patterns are highly variable and unpredictable. Autumn is a good time to visit Channel Islands as it avoids the peak summer tourist season, where the island is very popular among visitors whilst still having milder temperatures and longer hours of daylight particularly at the start of September. Get the monthly weather forecast for Channel Islands Beach, CA, including daily high/low, historical averages, to help you plan ahead. In the Santa Monica Mountains the occurrence of major fires coincides with this peak of Santa Ana wind activity when vegetation is dry and temperatures high. Fog is most common in spring and summer, and west of the Santa Cruz Channel. gov.je. Most rain comes from large storms that last for several days. Evaporation exceeds precipitation from April to November. History & Climate. Channel Islands rarely experiences very extreme weather meaning Channel Islands can be visited throughout the year. New Channel Islands Condition Report Available. Average Monthly Precipitation: 71.16 (mm). Average Weather in Channel Islands Beach. In July 2019, a new Channel Islands National Marine Sanctuary Condition Report was released. Fog is a common weather feature, especially at San Miguel and Santa Rosa Islands. The average mean temperature in January ranges from 53-59 degrees F; summers are a little warmer with an average mean temperature in July that ranges from 62-70 degrees F. Both winter and summer temperature extremes are moderated by the moist ocean air with generally high nighttime humidities and frequent fog. Channel Islands National Park has a Mediterranean-type climate. NOAA National Weather Service National Weather Service. These factors will all influence when you decide to visit the Channel Islands National Park. Throughout the year, winds are primarily from the west-northwest, tending to increase throughout daylight hours and becoming east-northeasterly at night. The marine layer fog flows down the coast with the prevailing NW wind, and bends around Point Conception, usually blanketing San Miguel and Santa Rosa, and often the western portion of Santa Cruz Island. Channel Islands rarely experiences very extreme weather meaning Channel Islands can be visited throughout the year. Fog frequently is thicker and lingers longer into the day offshore than along the mainland coast. From June to August the average daytime temperatures are between 19°C and 22°C. There are very few extreme weather events in Jersey, however there are regular heatwaves and storm periods. Nov 16, 2020. Annual rainfall is about 14” per year but depending upon the topographical features of a particular location, rainfall on the islands might range from less than 10 inches to more than 20 inches annually. Fishing at unsustainable rates can alter ecosystem structure by removing species that play key ecological roles. Targeted species have exhibited high variability in landings from year to year and several species have seen extensive declines in catch. Long periods may occur between storms in a single season, and enormous variation exists in yearly rainfall totals. When considered in total, the sites below will provide an accurate and comprehensive view of the current and forecasted weather and ocean conditions for the area surround the California Channel Islands. In contrast, the severity of the Santa Ana winds on Catalina Island seems to be as great as in the Los Angeles basin. In particular, declines have been observed in all species of abalone (except red abalone) and a number … TemperatureDecember-March are the coolest months and July-October the hottest months in the Channel Islands. The main islands are Jersey, Guernsey and Alderney. Most rain comes from large storms that last for several days. The World Travel Guide (WTG) is the flagship digital consumer brand within the Columbus Travel Media portfolio. Jersey, Channel Islands - Travel and vacation weather averages, current conditions and forecasts. On average the hottest month is August in summer and the coldest is January in winter. One person is killed and at least 10 are injured after vehicles collide on the Tohoku Expressway. Average Temperature high: 14.8°C (58.6 °F) Ali Cambray is the PwC Channel Islands ESG and climate change specialist. At night and in the early morning relative humidity often reaches 100%. Historic data from San Miguel Island are also located at the WRCC website. The average mean temperature in January ranges from 53-59 degrees F; summers are a little warmer with an average mean temperature in July that ranges from 62-70 degrees F. Both winter and summer temperature extremes are moderated by the moist ocean air with generally high nighttime humidities and frequent fog. Greenhouse gas emissions from human activities have caused global climate change and. A global resource that includes information for many points in Santa Barbara and Ventura Counties and the Channel Islands EL NIÑO/LA NIÑA FORECAST An analysis from NOAA’s Climate Prediction Center However, be prepared for high winds, fog, and sea spray at any time. January and February are the rainiest months (45% of average totals). On average the hottest month is August in summer and the coldest is January in winter. Extended multi-year droughts punctuated by moderate to extremely wet years are not uncommon. The climate can vary from some pleasantly mild days particularly at the start of September to cooler and colder days in October and November. The climate is milder in spring making it a good time to visit Channel Islands. Map overlays available for display: Channel Islands Pressure, Wind. mild oceanic, with mild winters and cool summers. The marine layer fog flows down the coast with the prevailing NW wind, and bends around Point Conception, usually blanketing San Miguel and Santa Rosa, and often the western portion of Santa Cruz Island. Santa Ana winds result from a regional, large scale weather pattern caused by the atmospheric pressure differential between a Great Basin high-pressure cell and a Pacific Coast trough of low pressure. The exception to the norm of relatively cool temperatures and high humidities occurs occasionally in the fall with Santa Ana wind conditions when temperatures dramatically increase and humidities decrease. RainfallOn average, 95% of the rainfall in the Channel Islands occurs between November and April. Spring is a good time to visit Channel Islands if visitors prefer the weather mild to warm and offers an alternative to visiting in peak summer. Sundowners have been associated with numerous severe wildfires in the Santa Barbara area, the most recent of which was the June, 1990 Painted Cave Fire when 640 structures burned. Winter FogFog is a common weather feature, especially at San Miguel and Santa Rosa Islands. Santa Ana winds result from a regional, large scale weather pattern caused by the atmospheric pressure differential between a Great Basin high-pressure cell and a Pacific Coast trough of low pressure. Channel Islands' weather forecast. Annual rainfall is about 14” per year but depending upon the topographical features of a particular location, rainfall on the islands might range from less than 10 inches to more than 20 inches annually. June, July and August are the driest months (1% of annual mean rainfall). Channel Islands climate is therefore temperate in nature with mild damp cloudy winters and warm drier sunnier summers. Climate Channel Islands . Bringing hooded waterproof coats and hats will ensure visitors are prepared for any spells of wind and rain the city and the region may experience. About The World Travel Guide. The record warmest year was 2014, with a mean daily air temperature of 13.34°C. The Channel Islands are frost free for the most part. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure. Evaporation exceeds precipitation from April to November. Rainfall patterns also vary geographically within the Channel Islands National Park. Average Temperature low: 8.8°C (47.9 °F) January and February are the rainiest months (45% of average totals). Your desired level of adventure. This comprehensive report encompasses and adds to a … Over the course of the year, the temperature typically varies from 48°F to 71°F and is rarely below 41°F or above 80°F . Check the current conditions for Channel Islands Beach, CA for the day ahead, with radar, hourly, and up to the minute forecasts. The one exception is the central valley of Santa Cruz Island where its inland location and surrounding high mountains create a microclimate more characteristic of a warm Mediterranean climate (Csa) such as that found on the mainland away from the immediate coast. Periodically, southern California experiences extreme foehn-type winds locally called Santa Ana winds. Impacts from fishing within the Channel Islands through direct take, bycatch, and habitat damage affect the marine environment and marine organisms in numerous ways. This is the weather forecast for the Channel Islands. There may be overcast and humid conditions in the summer. 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