Monday, October 19, 2026 · Hour-by-hour forecast updated 12:12 AM PDT
60°F and clear at peak. Wind 1 mph from the S, dew point 36°F.
April and May are the best running months in Henderson, scoring 97 and 97 on the FitScore scale with mornings near 57°F and afternoon highs around 80°F. There is no truly bad month here — even July, the weakest, averages a FitScore of 73. Across the full year, Henderson ranks #27 of 200 U.S. running cities, with an annual FitScore of 90 (national median: 74). Conditions stay runnable nearly year-round, with 12 months scoring 70 or better.
Based on 2015–2024 daily weather history (Open-Meteo ERA5), scored against 200 U.S. cities. Monthly FitScore reflects each day’s best running window.
FitCast texts you tomorrow's hour-by-hour forecast every evening so you know exactly what to expect before your alarm goes off.
Based on today's FitScore analysis, the best time to run is 5 AM–12 PM with a peak FitScore of 100/100. Check the hourly breakdown above for detailed conditions throughout the day.
The best months for running in Henderson are April, May, and October, with average FitScores of 97, 97, and 97 based on a decade of daily weather history. The most challenging is July (FitScore 73).
Historically, October in Henderson averages a FitScore of 97/100 — excellent running weather — with highs around 81°F, lows around 59°F, dew points near 31°F, and 0.9 days of measurable rain. That's above the national median of 86 for October.
FitScore rates each hour from 0–100 for outdoor exercise based on temperature, humidity, dew point, wind, precipitation probability, UV index, and air quality. Higher scores mean better conditions.