2020-2021 Long Range Weather Forecast for Greeley, CO

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

August 2020 Long Range Weather Forecast for High Plains
DatesWeather Conditions
Aug 1-5Sunny, warm
Aug 6-11Rainy periods, cool
Aug 12-19A few showers, cool north; sunny, hot south
Aug 20-31Sunny, hot east; scattered t-storms, cool west
Augusttemperature 72° (1° above avg.)
precipitation 1" (1" below avg.)

September 2020 Long Range Weather Forecast for High Plains
DatesWeather Conditions
Sep 1-2Sunny, hot
Sep 3-10A few t-storms, cool
Sep 11-18Sunny; warm north, cool south
Sep 19-24Showers, cool
Sep 25-30Sunny, warm
Septembertemperature 60° (1° below avg.)
precipitation 0.5" (1" below avg.)

Annual Weather Summary
November 2020 to October 2021

Winter will be milder than normal, with the coldest periods in mid-November, early to mid- and late December, late January, and late February. Precipitation will be above normal in the north and slightly below normal in the south. Snowfall will be above normal in most places, with the snowiest periods in mid-November, early and late December, mid- and late January, mid- to late February, and early March. April and May will see temperatures above normal in the north and below normal in the south, and overall the months will be slightly rainier than normal. Summer will be warmer than normal, with the hottest periods in early and late June, early and mid-July, and early to mid-August. Rainfall will be near to below normal. September and October will have below-normal temperatures, with precipitation below normal in the north and above normal in the south.

Map showing Old Farmer's Almanac long range weather region number 12

About the High Plains Region

The High Plains long range weather region includes all or part of the following states: COLORADO (Aurora, Colorado Springs, Denver, Fort Collins, Lakewood), KANSAS (Dodge City, Garden City, Liberal), MONTANA (Billings, Great Falls), NEBRASKA (Kearney, Lexington, North Platte, Scottsbluff), NEW MEXICO (Clovis, Portales), NORTH DAKOTA (Bismarck, Dickinson, Mandan, Minot, Williston), OKLAHOMA (Guymon), SOUTH DAKOTA (Pierre, Rapid City), TEXAS (Amarillo, Borger, Dumas, Hereford, Pampa), WYOMING (Casper, Cheyenne, Gillette, Sheridan).

High Plains Neighboring Regions

Here are the regions that neighbor the High Plains long range weather region:

Temperature and Precipitation November 2020 to October 2021

Temperature and Precipitation Chart, November 2020 to October 2021 for Greeley, CO

Reader Comments

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Long Range Weather Forecast for Colorado Springs, CO

Having a reunion in Colorado Springs in late Oct - Early Nov 2109. Any guess on the weather?

September 15, 2018 outdoor party

We’re having an outdoor party on September 15, 2018 near Brighton, CO. What is the predicted weather forecast?

Wedding Weather

My daughter is having an outdoor wedding on May, 18 2019 near Spearfish SD. What will the weather be like that day?

Wedding, Friday, September 21 in Loveland, CO

Would love to have an idea of general temperature and weather conditions for Friday, September 21 in Loveland, CO?

Western colorado

Hard to dins weather predictions for Western Slope CO, especially interested in snow predictions for ski season beginning mid-Dec, 2018. Guests who come bi-annually arrive after Christmas - snow for skiing 2016-17 was pitiful.

Company coming

Weather in Woodland Park, CO Oct 12-17th 2018

Weather in October

I would like to know what the prediction is as well for the 2nd week in October here in Northern Colorado. It seems that the temperature has dropped rather rapidly here lately. What are we to expect. I feel like we are going to have an early fall.

Wedding how will the weather be

How will the weather be in Sept 29th of 2018

Birthday Party

Having an outdoor party Oct. 26 or 27, 2018.
What's the weather prediction - rain or cold weather?
Please advise

Weather for October 20,2018

We are getting married this weekend and would like to know the weather forecast.

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