2017 Long Range Weather Forecast for Catalina, AZ

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Complete 2017 Long Range Weather Forecast for the Desert Southwest Region, November 2016 to October 2017 includes week-by-week details. Instant access via digital download!

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How to Read Long-Range Weather Forecasts

Long-range predictions show weather trends in temperatures and precipitation. For example, will the winter be colder or warmer than average? Will there be more or less snow than what's typical for your area?  Our famous predictions (traditionally 80% accurate) are made 18 months in advance, and meant to help you make more informed decisions for long-term planning.

Here on Almanac.com, we provide free long-range forecasts for the next 30 to 60 days covering U.S. and Canadian regions. Find all 12 months of predictions in the annual Old Farmer's Almanac.

Free 2-Month Weather Forecast

DECEMBER 2016: temperature 45° (3° below avg.); precipitation 0.5" (avg.); Dec 1-5: Sunny, cold; Dec 6-12: Rain and snow, then sunny, cold; Dec 13-19: Sunny east, a few showers west; turning mild; Dec 20-31: Rain and snow showers east, sunny west; cold.

JANUARY 2017: temperature 47.5° (2° above avg. east, 3° below west); precipitation 0.2" (0.3" below avg.); Jan 1-4: Sunny, cool; Jan 5-22: Sunny; mild east, cold west; Jan 23-31: Snow, then sunny east; sunny west; cold.

Annual Weather Summary: November 2016 to October 2017

Winter will be warmer and drier than normal, with below-normal snowfall. The snowiest periods will be in early and late December and mid- to late January. The coldest periods will be in early and late December and from late January into early February.

April and May will be slightly rainier than normal, with below-normal temperatures.

Summer will be slightly cooler and rainier than normal. The hottest periods will be in mid- to late June and early and mid- to late July.

September and October will be cooler and rainier than normal.

Map showing Old Farmer's Almanac long range weather region number 14

About the Desert Southwest Region

The Desert Southwest long range weather region includes all or part of the following states: ARIZONA (Glendale, Mesa, Phoenix, Scottsdale, Tucson), CALIFORNIA (Brawley, Calexico, Coachella, El Centro, Indio), COLORADO (Cortez, Dolores, Durango, Mancos, Towaoc), NEVADA (Henderson, Las Vegas, North Las Vegas, Pahrump, Winchester), NEW MEXICO (Albuquerque, Farmington, Las Cruces, Roswell, Santa Fe), TEXAS (El Paso, Fabens, Pecos, San Elizario, Socorro), UTAH (Aneth, Blanding, Bluff, Montezuma Creek, White Mesa).

Desert Southwest Neighboring Regions

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

Temperature and Precipitation November 2016 to October 2017

Temperature and Precipitation Graph