Fredericksburg Blue and Gray Half Marathon

Fredericksburg, VA, USA · December 6, 2026
partly-cloudy-day38°·40° high·Light·Dry
10
Register

Fredericksburg Blue and Gray Half Marathon race day weather

partly-cloudy-day
38°at start
48° high
Light
Dry
Your goal
0:00:00

Cool start, steady finish

Runners will face a temperature range from 38°F at the start to 40°F at the finish, with a light breeze from the west at 7 mph. With humidity at 67%, adjusting pace conservatively is advised to maintain comfort. A light rain is possible, so a throwaway layer may be beneficial for the pre-race wait.

Race day forecast available in 12 days
partly-cloudy-night10
partly-cloudy-night10
partly-cloudy-night10
partly-cloudy-day10
partly-cloudy-day10
partly-cloudy-day10
partly-cloudy-day10
partly-cloudy-day10
partly-cloudy-day10

Pace Calculator

13.1mi
0:00:00
HH:MM:SS
Pace
—

Enter a finish time to see what race day does to it.

Common Goals:

Get forecast alerts for Fredericksburg Blue and Gray Half Marathon

We'll text or email you when the forecast shifts — so you can adjust gear, pacing, and strategy. Max one per day.

About the Fredericksburg Blue and Gray Half Marathon

The Fredericksburg Blue and Gray Half Marathon is a USATF-certified half marathon held in early December in Fredericksburg, Virginia. The course starts and finishes at Old Mill Park on the Rappahannock River and runs mostly on wide paved paths through the downtown residential streets. It is mostly flat, with one long uphill beginning near mile 5 and a downhill near mile 9, and it has a 3.5-hour time limit. The race pays cash prizes to the top three men and women and is the final race of the Fredericksburg Area Running Club's Grand Prix series.

Area Map
Course Map

Fredericksburg Blue and Gray Half Marathon FAQ

When is the 2026 Fredericksburg Blue and Gray Half Marathon?

The 2026 Fredericksburg Blue and Gray Half Marathon will be held on Sunday December 6, 2026.

What is the time limit for the Fredericksburg Blue and Gray Half Marathon?

The time limit for the Fredericksburg Blue and Gray Half Marathon is 3.5 hours.

What will the weather be like for the 2026 Fredericksburg Blue and Gray Half Marathon?

The forecast calls for a high of 53°F and a low of 37°F with a 10% chance of rain.

What is the weather usually like for the Fredericksburg Blue and Gray Half Marathon?

Over the 3 years racecast.io has race-day weather for (2022 to 2025), it averaged 37°F at the start and 39°F by a typical finish. It has not rained during race hours in any of those years.

What was the hottest Fredericksburg Blue and Gray Half Marathon?

Of the 3 years on record, 2024 was the warmest, reaching 48°F during race hours. The coldest start was 2025, at 29°F.

What was the windiest Fredericksburg Blue and Gray Half Marathon?

Of the 3 years on record, 2024 was the windiest, with wind averaging 8 mph during race hours. The calmest was 2025, at 0 mph.

Fredericksburg Blue and Gray Half Marathon weather history

Based on 3 years of data
Avg Temp
38°F
L:36° H:39°
RunScore
10
Conditions
Rain Freq
0%
0 of 3 yrs
Wind4mph
Dew26°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScoreResults
2025
fog
29°/30°-
10
2024
clear-night
42°/48°-
10
2022
clear-night
37°/41°-
10