What is the average temperature in san diego in january

History: The daily average high red line and low blue line temperature, with 25th to 75th and 10th to 90th percentile bands. The thin dotted lines are the corresponding average perceived temperatures. The average hourly temperature, color coded into bands. The shaded overlays indicate night and civil twilight. Compare San Diego to another city:. The percentage of time spent in each cloud cover band, categorized by the percentage of the sky covered by clouds.

The percentage of days in which various types of precipitation are observed, excluding trace quantities: rain alone, snow alone, and mixed both rain and snow fell in the same day. The average rainfall solid line accumulated over the course of a sliding day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands.

The thin dotted line is the corresponding average snowfall. The number of hours during which the Sun is visible black line. From bottom most yellow to top most gray , the color bands indicate: full daylight, twilight civil, nautical, and astronomical , and full night. The solar day over the course of January. From bottom to top, the black lines are the previous solar midnight, sunrise, solar noon, sunset, and the next solar midnight.

The day, twilights civil, nautical, and astronomical , and night are indicated by the color bands from yellow to gray. The time in which the moon is above the horizon light blue area , with new moons dark gray lines and full moons blue lines indicated. The percentage of time spent at various humidity comfort levels, categorized by dew point. The average of mean hourly wind speeds dark gray line , with 25th to 75th and 10th to 90th percentile bands.

The percentage of hours in which the mean wind direction is from each of the four cardinal wind directions, excluding hours in which the mean wind speed is less than 1. The lightly tinted areas at the boundaries are the percentage of hours spent in the implied intermediate directions northeast, southeast, southwest, and northwest. The daily average water temperature purple line , with 25th to 75th and 10th to 90th percentile bands.

The percentage of time spent in various temperature bands. The black line is the percentage chance that a given day is within the growing season. The average growing degree days accumulated over the course of January, with 25th to 75th and 10th to 90th percentile bands. The average daily shortwave solar energy reaching the ground per square meter orange line , with 25th to 75th and 10th to 90th percentile bands.

Temperature and Dew Point There are 3 weather stations near enough to contribute to our estimation of the temperature and dew point in San Diego. Data Download. License Charts. Precipitation A wet day is one with at least 0. Rainfall To show variation within the month and not just the monthly total, we show the rainfall accumulated over a sliding day period centered around each day.

Months with the lowest atmospheric pressure are June and September The windiest months with the highest average wind speed are April and May 6.

The calmest month with the lowest average wind speed is October 5. The wettest month with the highest rainfall is December 1. The driest month with the least rainfall is June 0. The month with the highest number of rainy days is March 7. The month with the least rainy days is June 2. The best month for swimming with the highest average sea temperature is August The coldest month with the lowest average sea temperature is February The month with the longest days is June Average daylight: The month with the shortest days is December Average daylight: 10h.

Months with the most sunshine are July and August Average sunshine: The month with the least sunshine is December Average sunshine: 6. The month with the most sunshine days is January The month with the least sunshine days is July The month with the most cloud cover is December Cloud cover The month with the least cloud cover is August Cloud cover 9.

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List of Partners vendors. By Betsy Malloy. Betsy Malloy. Betsy has been writing about California for nearly more than two decades as TripSavvy's expert on the state.

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