Monday, October 19, 2026 · Hour-by-hour forecast updated 12:13 AM MST
64°F and clear at peak. Wind 4 mph from the NNW, dew point 49°F.
Running in Surprise peaks twice a year — April (FitScore 98) and November (98) — with typical morning lows of 60°F and 52°F respectively. August brings dry heat — average highs of 104°F with dew points only around 57°F — holding the month to a FitScore of 56 outside the early-morning window. Across the full year, Surprise ranks #51 of 200 U.S. running cities, with an annual FitScore of 87 (national median: 74). Conditions stay runnable nearly year-round, with 10 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–10 AM with a peak FitScore of 100/100. Check the hourly breakdown above for detailed conditions throughout the day.
The best months for running in Surprise are April, November, and March, with average FitScores of 98, 98, and 97 based on a decade of daily weather history. The most challenging is August (FitScore 56).
Historically, October in Surprise averages a FitScore of 95/100 — excellent running weather — with highs around 88°F, lows around 64°F, dew points near 39°F, and 1.4 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.