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Etiwanda, CA Weather Tomorrow

Get the forecast you need for Etiwanda tomorrow with an extended 5 day weather outlook featuring daily precipitation forecasts, changing sky conditions, daytime highs, overnight lows, Fahrenheit and Celsius temperatures, sunrise, sunset, wind chill, and local wind details throughout the Etiwanda area and around San Bernardino county, California.
Updated: Mon Oct 5th 2026 11:15 AM PDT
Etiwanda, CA Weather – 10-5 – Sunny
99° / 83°
Sunny
Bright and sunny conditions in Etiwanda, with a high of 99°F and a low of 83°F. Wind will be moderate, blowing around 15mph on average and gusts of 23.3mph at 6 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 24% at 9 PM and 14% being its lowest at 3 PM. Barometric pressure is its highest of 29.89inHg at 12 PM, a lowest point of 29.78inHg at 5 PM with an avg 29.83inHg.
Etiwanda, CA Weather – 10-6 – Sunny
99° / 83°

Weather Tomorrow

Sunny
Etiwanda may see sunshine, with daytime highs of 99°F and overnight lows near 83°F. Wind will be moderate, blowing around 13mph on average and gusts of 22.6mph at 4 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 26% at 11 PM and 13% being its lowest at 3 PM. Barometric pressure is its highest of 29.88inHg at 9 AM, a lowest point of 29.73inHg at 5 PM with an avg 29.82inHg.
Etiwanda, CA Weather – 10-7 – Sunny
99° / 83°
Sunny
In Etiwanda, a sunny day is likely with a high near 99°F and a low around 83°F. Wind will be moderate, blowing around 13mph on average and gusts of 21.5mph at 4 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 32% at 11 PM and 16% being its lowest at 1 PM. Barometric pressure is its highest of 29.85inHg at 9 AM, a lowest point of 29.73inHg at 5 PM with an avg 29.8inHg.
Etiwanda, CA Weather – 10-8 – Sunny
96° / 81°
Sunny
Etiwanda is set for sunshine with temperatures peaking at 96°F and dipping to 81°F. Wind will be moderate, blowing around 13mph on average and gusts of 14.3mph at 10 AM. The air will be relatively dry with average humidity levels below 30%, the maximum being 37% at 6 AM and 18% being its lowest at 3 PM. Barometric pressure is its highest of 29.84inHg at 10 AM, a lowest point of 29.74inHg at 5 PM with an avg 29.8inHg.
Etiwanda, CA Weather – 10-9 – Sunny
95° / 79°
Sunny
In Etiwanda, bright and sunny conditions with highs near 95°F and lows around 79°F. Wind will be moderate, blowing around 13mph on average and gusts of 22.8mph at 2 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 38% at 6 AM and 18% being its lowest at 4 PM. Barometric pressure is its highest of 29.84inHg at 9 AM, a lowest point of 29.73inHg at 5 PM with an avg 29.79inHg.
Etiwanda, CA Weather – 10-10 – Sunny
92° / 79°
Sunny
Etiwanda may see a sunny day, with daytime highs of 92°F and overnight lows near 79°F. Wind will be moderate, blowing around 12mph on average and gusts of 14.8mph at 11 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 30% at 6 AM and 20% being its lowest at 5 PM. Barometric pressure is its highest of 29.78inHg at 12 AM, a lowest point of 29.65inHg at 5 PM with an avg 29.72inHg.

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