This month should be avoided if you are not a big fan of rain. Average Rainfall for San Diego The driest month in San Diego is July with 0.03 inches of precipitation, and with 2.28 inches January is the wettest month. Two more cyclones managed to bring tropical storm-force winds to Southern California: the 1939 California tropical storm and the Hurricane Kathleen (1976). Dew Point: 77 °F. Paso Robles is a charming spanish-named town in a lovely wine region. The month of May in San Diego experiences gradually decreasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy decreasing from 26% to 22%. San Diego. Africa Asia Aus & Pacific Europe Latin America N America S America Mid East. Although confusing to tourists, newcomers, and out-of-the-region newscasters, this makes October the fire season for San Diego and the rest of Southern California due to low precipitation and sporadic heat waves that the average monthly temperatures do not immediately show. In February, while the average high temperatures remain at 65°F (18°C), the average low temperatures creep up ever so slightly to 51°F (10°C). The coldest month is December with an average maximum temperature of 18°C (64°F). The average annual precipitation is less than 12 inches (30 cm), resulting in a borderline arid climate. Average monthly temperatures in San Diego (degrees centigrade and fahrenheit) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec °C: 18.4: 18.9: 18.9: 20.3: 21.3: 23.2 Get the monthly weather forecast for San Diego, CA, including daily high/low, historical averages, to help you plan ahead. Nearly five hundred divers and snorkelers enjoyed music between the coral reef and fish. [4], The record high temperature at the National Weather Service office in San Diego of 111 °F (44 °C) was on September 26, 1963. The national average for mostly sunny days is 213 while San Diego's is 267. San Diego's wet winter season is influenced by the El Niño Southern Oscillation. Additional changes are coming soon for entry into the U.S. including a mandatory quarantine for all international arrivals including Americans returning home. Show in Fahrenheit, Feel free to use this embed code to add the graph above to your website, The average monthly total hours of sunshine over the year, The mean percent of sunhours during the day over the year, The mean monthly precipitation over the year, including rain, snow, hail etc. Wind: 3 mph. Check the San Diego Climate Guide before you Book Your Next Holiday. The summer months are virtually rainless, although subtropical moisture from the North American Monsoonus… Mandatory quarantine introduced in the US, Go on a sustainable wine tour in Paso Robles. The United States average for days above 90 °F (32 °C) is 37.9 days while San Diego's is only 2.5 days, and there are, on average 0 days below 32 °F (0 °C) in San Diego, while the national average is 88 days. January, is one of two of the coldest months of the year. Here are some average weather facts we collected from our historical climate data: The United States is on track to build up enough group immunity to the coronavirus in summer, U.S. President Joe Biden said this on Tuesday. During the La Niña phase, San Diego becomes drier with cooler and less humid conditions. February is the most wet month. Get notified about our newest bucket list destinations and more! Likewise, "mean daily minimum" (solid blue line) shows the average minimum temperature. [19], Since the track of most hurricanes is well to the south of San Diego, and the cold California Current (normally sea temperatures are only in the upper 60's F off the CA coast) keeps ocean water significantly colder than in the Gulf of Mexico and western Atlantic (often sea temperatures over 82 F), tropical cyclones rarely impact San Diego. San Diego (Lindbergh Field) Average monthly weather; Winter Season Precipitation vs ENSO Phase - Borrego Springs ", http://www.wrcc.dri.edu/cgi-bin/cliMAIN.pl?ca7740, http://www.city-data.com/forum/weather/155963-your-record-high-record-low-10.html, "CA All-Time Highest Max Temperature Records set on September 27, 2010". In winter, light snow is common in mountainous regions of east and north San Diego County (including Ramona and Julian) above 3,000–4,000 feet (910–1,220 m).[12]. The mean minimum and maximum temperatures over the year. The warmest month is August with an average maximum temperature of 25°C (77°F). During the months of May and June, a common natural occurrence brings a thin layer of clouds that covers coastal and inland communities. The warmest month is August with an average maximum temperature of 25°C (77°F). You will experience warm, dry summers and mild winters. San Diego's dry climate means that no month averages a total rainfall of more than 2.3 inches (58 mm). This famous national park of America is considered one of the 7 world wonders and is one to add to your bucket list. Maasin is 59 miles from San Diego, so the actual climate in San Diego can vary a bit. This month has a least amount of sunshine out of the whole year, ro… [18], The months of September through February bring warm winds from the desert called "Santa Anas". Most northwestward moving tropical cyclones dissipate over Baja California and fail to bring any precipitation to San Diego. [citation needed] On average, 344 days a year are hotter than 60 °F (16 °C), but only 25 days are hotter than 80 °F (27 °C).[3]. Precipitation: 8.18" Humidity: 85%. This nation-wide website presents information about the weather and climate for almost every country around the world.Learn more. The coldest month is December with an average maximum temperature of 18°C (64°F). Marine layer conditions linger until the heat of the sun becomes strong enough to evaporate the clouds. Read more here. San Diego has on average 146 sunny days and 117 partly cloudy days a year. Famous examples include the 1858 San Diego Hurricane and the 1939 California tropical storm, as well as the remnants of Hurricane Kathleen in 1976, all of which brought several inches of rain and high winds to San Diego. San Diego has dry periods in May, June, July, August and September. February is the most wet month. [11] Snow flurries were last seen in San Diego on February 14, 2008 around 1,700 to 1,800 feet (520 to 550 m), and the last measurable snowfall to hit various neighborhoods and suburbs around the city fell on December 13, 1967. Show in Inches. Information about the weather in San Diego in January: >> Current temperature and weather forecast for San Diego >> Climate table and weather in January for San Diego >> Current water temperature in San Diego 14-Day weather forecast for San Diego Weather by month, temperatures and climate table in January for San Diego San … The driest month by average rainfall in San Diego, CA is September with an average of 0.2 inches of rain falling on 2 to 3 days. However, San Diego is much more arid than typical Mediterranean climates, and winters are still dry compared with most other zones with this type of climate. © 2010-2021 World Weather & Climate InformationAll rights reserved. The dry season is from November to April making it the best time to visit the Everglades National Park. The United States will require all international passengers to quarantine upon arrival. The Santa Ana winds are actually warm due to barometric pressure increases: As the air is pulled down to sea level from the higher altitudes of the Great Basin and Rocky Mountains to the east, it is compressed and its temperature rises. [2], Average monthly temperatures range from 57.3 °F (14.1 °C) in January to 72 °F (22 °C) in August. Showing: All Year Climate & Weather Averages in San Diego. The record low temperature was 25 °F (−4 °C) on January 7, 1913. [8] The record high temperature was tied only once and happened on September 27, 2010, 47 years and two days after the set record. The weather is good all year round in San Diego On average, the warmest months are July, August, September and October San Diego has dry periods in June, August, September and October The coldest months are January, February and December For example, the months with the highest record high temperatures are September at 111 °F (44 °C) and October at 107 °F (42 °C). 15°C / 59.0°F … The average low temperature in January for the country is 26.5 °F (−3.1 °C), and for San Diego it is 50 °F (10 °C). January February March April May June July August September October November December. The graphs below show the monthly weather averages over the year. History & Climate ... shows the maximum temperature of an average day for every month for San Diego. San Diego's coldest month is December when the average temperature overnight is 48.9°F. However, it is not uncommon during a Santa Ana condition for the coast to be even hotter than the desert regions. Based on weather reports collected during 2005–2015. The local sayings "May gray" and "June gloom" refer to the way in which San Diego has the most trouble shaking off the early morning fog during those months, and cool, cloudy conditions often last into the afternoon or even all day. This is most well-known festival in the world; Burning Man. Today's San Diego (CA), United States water temperature. Rainfall is highly variable from year to year and from month to month, and San Diego is subject to both droughts and floods. [10], Average annual temperature of sea is 65 °F (18 °C), from 59 °F (15 °C) in January to 72 °F (22 °C) in August. The warmest month of the year is August, with an average temperature of 21.9 °C | 71.4 °F. High Temp: 91 °F. In August, the warmest month, the average day time temperature rises to 77.5°F. Climate in the United States. The record low temperature was minus 4 degrees Celsius (25° Fahrenheit). the highest and lowest temperature readings during an entire month or year) calculated based on data at said location from 1981 to 2010. "Rowe, P.: "The Day it Snowed on San Diego" San Diego Union-Tribune, December 13, 2007. At the National Weather Service office, there are an average of 41 days with measurable precipitation. Hurricanes are very rare, although San Diego receives more tropical storms and remnants of tropical storms than anywhere else in California. ", http://people.atmos.ucla.edu/fovell/ASother/mm5/SantaAna/santa_ana_faq.html, USTravelWeather.com: San Diego Weather and Climate, https://en.wikipedia.org/w/index.php?title=Climate_of_San_Diego&oldid=989198514, Geography of San Diego County, California, Articles needing additional references from November 2009, All articles needing additional references, Articles with unsourced statements from July 2018, Creative Commons Attribution-ShareAlike License, Source: NOAA (sun, relative humidity, and dew point 1961–1990), This page was last edited on 17 November 2020, at 16:39. San Diego lies in the southern part of the American state of California on the Pacific Ocean coast near the Mexican border. The most rainfall in 24 hours was 3.23 inches (8.2 cm) on April 5, 1926. Snow. The average annual precipitation is less than 12 inches (30 cm), resulting in a borderline arid climate. The only tropical cyclone known to impact San Diego as a hurricane in around 200 years of record-keeping was the 1858 San Diego Hurricane. Click on the month for hour-by-hour statistics for a typical day. See table above. San Diego Annual Rainfall by Calendar Year in Inches 1850 through 2020 2020 shown in red This chart updated annually in early January . San Diego measured 2.34 inches on Feb. 27 alone, and 3.71 for the month. Graphs below show the monthly weather ; winter season precipitation vs ENSO phase Borrego. Us and should be avoided if you are not a big fan of rain temperatures have risen since as. You Book your Next Holiday of an average temperature overnight is 48.9°F for mostly sunny days 117... January is the coldest month is August with an average day for every month for San Diego (,... Recorded falling on lowland San Diego 's is 267 be even hotter than the regions! Least rainy days and less humid conditions curious what the weather and climate almost... 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