2018 Long Range Weather Forecast for Pittsburgh, PA

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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 annual Old Farmer’s Almanac, available online and in stores.

Note: Long range forecasts are regional, not city-specific. If your city is located inside a region, the region's forecast will apply to you.

Free 2-Month Weather Forecast

April 2018 Long Range Weather Forecast for Ohio Valley
DatesWeather Conditions
Apr 1-7Rain and snow, then sunny, cool
Apr 8-15Rain, then sunny, warm
Apr 16-22Showers, turning cool
Apr 23-25Sunny, warm
Apr 26-30T-storms, then sunny, cool
Apriltemperature 54° (1° below avg.)
precipitation 4.5" (1" above avg.)

May 2018 Long Range Weather Forecast for Ohio Valley
DatesWeather Conditions
May 1-4Rainy periods, mild
May 5-11Showers, cool
May 12-18Rainy periods, cool
May 19-22Showers, warm
May 23-31Scattered t-storms; cool, then warm
Maytemperature 61° (2° below avg.)
precipitation 4" (0.5" above avg.)

Annual Weather Summary: November 2017 to October 2018

Winter will be warmer than normal, with slightly above-normal precipitation and below-normal snowfall. The coldest periods will be in early to mid-December, late December, early January, and early and mid-February. The snowiest periods will be in mid-December, early February, and mid-March. April and May will be cooler and rainier than normal. Summer will be hotter and slightly rainier than normal, with the hottest periods in early July, early August, and mid- to late August. September and October will be rainier and warmer than normal.

Map showing Old Farmer's Almanac long range weather region number 7

About the Ohio Valley Region

The Ohio Valley long range weather region includes all or part of the following states: ILLINOIS (Belleville, Collinsville, East Saint Louis, Granite City, O'Fallon), INDIANA (Bloomington, Columbus, Evansville, Indianapolis, Richmond), KENTUCKY (Bowling Green, Covington, Lexington, Louisville, Middlesboro), MISSOURI (Cape Girardeau, Jackson, Perryville, Poplar Bluff, Sikeston), OHIO (Cincinnati, Columbus, Dayton, Hamilton, Springfield), PENNSYLVANIA (Bethel Park, Monroeville, Mount Lebanon, Pittsburgh, Plum), VIRGINIA (Abingdon, Big Stone Gap, Bluefield, Bristol, Marion), WEST VIRGINIA (Charleston, Huntington, Morgantown, Parkersburg, Wheeling).

Ohio Valley Neighboring Regions

Here are the regions that neighbor the Ohio Valley long range weather region:

Temperature and Precipitation November 2017 to October 2018

Temperature and Precipitation Graph

Reader Comments

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Baseball game in Pittsburgh June 13

What will the weather be like?

Weather for October 20,2018

Any idea on how the weather will be on this date? I'm getting married and having an outdoor wedding. I'm scared it will rain.

Graduation Party

Having an outdoor graduation party on Saturday, June 2, 2018 - what will the weather be like?

Wedding Day outside!!!

We live in louisville and are having a wedding on June 29th at 6pm what will the weather be like

graduation party

We are having an outdoor graduation party on May 12. What’s your weather prediction that day?

Wedding day

What is the forecast for July 1st 2018? We are getting married outside!

PARTY

ANY IDEA WHAT THE WEATHER WILL LOOK LIKE ON JUNE 2ND FOR A GRAD PARTY? THANKS! JERI

Outside events

I have two special days happening this summer. I have my youngest son graduating we are planning a Outside party on 5/20/18. Then my oldest son is looking to get married outside on 7/28/18. Do you have a forecast on these two dates? They will take place in Gallipolis, OH

Graduation Party outside/Hinckley, Ohio July 14 or the 21

We are having an outside graduation party. Which day will the weather be the kindest to us? July 14 or July 21?

Wedding on the baseball field

My son and his wife were married 4/14/18 outside on a baseball field. After all the snow and rain in western Pa the weeks leading up to the wedding, they were blessed with a beautiful, warm and sunny day.

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