2021 Long Range Weather Forecast for Pacific Southwest

Get the Long Range Weather for Your Location

See long range weather forecasts for the next 60 days from The Old Farmer’s Almanac! Our long range forecasts can be used to make more informed decisions about future plans that depend on the weather, from vacations and weddings to sporting events and outdoor activities.

To see long term forecasts for the entire year, pick up a copy of The 2021 Old Farmer’s Almanac, available online and in stores.

Note: Long range forecasts are regional, not city-specific.

Free 2-Month Weather Forecast

January 2021 Long Range Weather Forecast for Pacific Southwest
DatesWeather Conditions
Jan 1-6Rain, then sunny, cool
Jan 7-15Sunny, turning warm
Jan 16-20Sunny, cool
Jan 21-26Sunny, warm
Jan 27-31Rainy, cold
Januarytemperature 55.5° (avg. north, 3° above south)
precipitation 2" (1" below avg.)

February 2021 Long Range Weather Forecast for Pacific Southwest
DatesWeather Conditions
Feb 1-12Rainy periods, cool
Feb 13-21Sunny, cool
Feb 22-25Rain, some heavy; cold
Feb 26-28Sunny, cool
Februarytemperature 53° (2° below avg.)
precipitation 2.5" (1" below avg. north, 2" above south)

Annual Weather Summary
November 2020 to October 2021

Winter will be cooler and drier than normal, with below-normal mountain snows. The coldest temperatures will occur in late December, late January, and mid- to late February. The stormiest periods will be from late January into early February, mid- to late February, and late March into early April. April and May will be cooler than normal, with rainfall below normal in the north and above normal in the south. Summer temperatures will be cooler than normal inland and warmer near the coast, with slightly above-normal rainfall. The hottest periods will be in mid-June and mid- to late August. September and October will be warmer and rainier than normal.

Map showing Old Farmer's Almanac long range weather region number 16

About the Pacific Southwest Region

The Pacific Southwest long range weather region includes all or part of the following states: CALIFORNIA (Long Beach, Los Angeles, San Diego, San Francisco, San Jose).

Pacific Southwest Neighboring Regions

Here are the regions that neighbor the Pacific Southwest long range weather region:

Temperature and Precipitation November 2020 to October 2021

Temperature and Precipitation Chart, November 2020 to October 2021 for Pacific Southwest Region

Reader Comments

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Chem not con

Correction - chem trails are silver or aluminum nano particles

Con trails are condensation trails due to the pressures around the wing of a plane.

chem-trails

Not actually an active thing

That's actually not the case.

That's actually not the case. According to UN tapings. Try investigating something without blocks and filters on the content made available to your specific region. You can do this by downloading TOR from the app store.

You assume.

You assume they are waiting. I guess technically, but probably don't think it's worth the wasted water and bills to keep it up. Hopefully they will switch to draught resistant, because though you suggest they should move, you have to remember most of San Diego is an arrid climate and getting more so by the decade (well that may be yearly now).

Plastic

Plastic in our fresh water and oceans is a far greater problem

Hey y'all! El nino or el Nina really going to hit San Diego?

Ok I'm a weather junkie! I love crazy weather I hate how sunny it is in San Diego! My question is......... do we have a el nino really coming up? Like I need rain! Is San Diego going to get before or after thanksgiving? I seen on Facebook San Diego isn't looking good for a el nino or el Nina. I have my fingers crossed we have a strong el nino making it's way! Please let me know if anyone has a time frame or know if it's even going to happen. Thanks:)

Niña is a feminine word, “La

Niña is a feminine word, “La niña” not el.

El Niño

The Editors's picture

We, and the National Weather Service, are predicting a weak El Niño.

No rain in the valley

No rain in October and we're now in November I live in Modesto California and it hasn't rained I'm kind of worried. My question is, is the government messing with our weather? Or are we going through major climate change? It seems to me like the whole world is changing and not for the good

Any rain between Nov 28th and

Any rain between Nov 28th and Dec 4th for Los Angeles/Hollywood area ?

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