2021 Long Range Weather Forecast for Reston, VA
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 2022 Old Farmer’s Almanac, available online and in stores.
Note: Long range forecasts are regional, not city-specific.
Free 2-Month Weather Forecast
| Dates | Weather Conditions |
|---|---|
| Oct 1-5 | Rain, then sunny, cool |
| Oct 6-12 | Showers, then sunny, cold |
| Oct 13-19 | Rainy periods, chilly |
| Oct 20-23 | Sunny, cold |
| Oct 24-28 | Rain, then sunny, cold |
| Oct 29-31 | Snow north, showers south |
| October | temperature 47° (6° below avg.) precipitation 6" (3" above avg.) |
| Dates | Weather Conditions |
|---|---|
| Nov 1-6 | Rain and snow showers, chilly |
| Nov 7-12 | Sunny, mild |
| Nov 13-18 | Flurries, cold |
| Nov 19-21 | Rainy periods, warm |
| Nov 22-28 | Flurries, cold |
| Nov 29-30 | Rainy, mild |
| November | temperature 39° (5° below avg.) precipitation 2.5" (1" below avg.) |
Annual Weather Summary
November 2020 to October 2021
November 2020 to October 2021
Winter will be warmer than normal, with precipitation above normal in the north and below normal in the south. The coldest periods will be in mid- and late December and throughout January. Snowfall will be below normal, with the snowiest period in early March. April and May will be warmer and drier than normal, with an early hot spell in early to mid-April. Summer will be drier than normal, with temperatures near normal in the north and below normal in the south. The hottest periods will be in early June and mid-August. September and October will be cooler and rainier than normal.
About the Appalachians Region
The Appalachians long range weather region includes all or part of the following states: MARYLAND (Aspen Hill, Frederick, Gaithersburg, Germantown, Rockville), NEW YORK (Binghamton, Cortland, Elmira, Ithaca, Johnson City), NORTH CAROLINA (Asheville, Hickory, Lenoir, Morganton, Winston-Salem), PENNSYLVANIA (Allentown, Bethlehem, Lancaster, Reading, Scranton), VIRGINIA (Burke, Dale City, Lynchburg, Reston, Roanoke), WEST VIRGINIA (Martinsburg).
Appalachians Neighboring Regions
Here are the regions that neighbor the Appalachians long range weather region:
Temperature and Precipitation November 2020 to October 2021
