Monday, October 19, 2026 · Hour-by-hour forecast updated 12:15 AM PDT
58°F and overcast at peak. Wind 1 mph from the W, dew point 46°F.
Running in Tacoma peaks twice a year — May (FitScore 92) and July (92) — with typical morning lows of 47°F and 57°F respectively. December averages 16.5 days of measurable rain — the wettest stretch of the year — holding its FitScore to 65. Across the full year, Tacoma ranks #73 of 200 U.S. running cities, with an annual FitScore of 81 (national median: 74). 9 months of the year score 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 All day with a peak FitScore of 99/100. Check the hourly breakdown above for detailed conditions throughout the day.
The best months for running in Tacoma are May, July, and June, with average FitScores of 92, 92, and 91 based on a decade of daily weather history. The most challenging is December (FitScore 65).
Historically, October in Tacoma averages a FitScore of 87/100 — excellent running weather — with highs around 60°F, lows around 46°F, dew points near 47°F, and 11.3 days of measurable rain. That's about even with 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.