Delaware 10K

Wilmington, DE, USA · April 18, 2027·
partly-cloudy-day49°·51° high·Light·Dry
10
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Race Day Weather

partly-cloudy-day
49°at start
56° high
Light
Dry
Your goal
0:00:00

Cool start — fast day potential

A cool 49°F at the start line is ideal for fast times — expect to warm up quickly once you're moving. Light winds shouldn't be a major factor for pacing.

Race day forecast available in 170 days
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Pace Calculator

6.2mi
0:00:00
HH:MM:SS
Pace
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Enter a finish time to see what race day does to it.

Common Goals:

Get forecast alerts for Delaware 10K

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

Race Plan

Get your personalized Delaware 10K race plan

A mile-by-mile breakdown of where your time goes, weather-adjusted splits, fueling timeline with aid stations, packing checklist, carb tracker, spectator guide, all built around your goal and race-day conditions.

Race Pace
Weather Splits
Nutrition
Gear & Packing
T-Minus
Carb Tracker
Spectator Guide
Race Band

Race Info

The Delaware 10K is a 6.2 mile loop that starts and finishes at Tubman-Garrett Riverfront Park in Wilmington. It follows parts of the half marathon course, mixing downtown streets with park settings along the way. Runners share the course with teammates and friends, with no bus rides or chip exchanges needed.

Race weekend

Sunday, April 18
7:00 AMMarathon (26.2 mi)7:00 AMHalf Marathon (13.1 mi)
7:00 AM10K (6.2 mi)
7:20 AM5K (3.1 mi)
Area Map

Course Map

FAQ

When is the 2027 Delaware 10K?

The 2027 Delaware 10K will be held on Sunday April 18, 2027.

What is the time limit for the Delaware 10K?

The time limit for the Delaware 10K is 1.75 hours.

What will the weather be like for the 2027 Delaware 10K?

The forecast calls for a high of 67°F and a low of 50°F with a 7% chance of rain. Check our detailed hourly forecast above for the best 10K race plan.

Historical Weather

Based on 22 years of data
Avg Temp
56°F
L:55° H:57°
RunScore
8
Conditions
Rain Freq
9%
2 of 22 yrs
Wind6mph
Dew50°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScore
2026
cloudy
54°/55°-
9
2025
fog
49°/49°-
10
2024
clear-day
40°/45°-
10
2023
clear-day
54°/57°-
8
2022
clear-day
54°/55°-
10
2021
clear-day
42°/49°-
10
2019
cloudy
56°/56°-
10
2018
cloudy
49°/51°-
10
2017
clear-day
48°/50°-
10
2016
rain
53°/55°Light
9
2015
cloudy
64°/65°-
5
2014
clear-day
61°/65°-
6
2013
partly-cloudy-day
57°/59°-
8
2012
clear-day
58°/63°-
7
2011
cloudy
63°/64°-
5
2010
partly-cloudy-day
57°/59°-
9
2009
rain
59°/62°Light
7
2008
clear-day
55°/57°-
8
2007
clear-day
57°/57°-
9
2006
clear-day
47°/56°-
10
2005
partly-cloudy-day
63°/65°-
5
2004
partly-cloudy-day
66°/67°-
6