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Home / Local Weather & Traffic / California / Etna / Weather Forecast

Etna, CA Weather Forecast for 5-Days

Updated: Wed May 20th 2026 3:00 PM PDT

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Etna, CA Weather – 5-20 – Sunny
76° / 36°
Sunny
Etna is set for a sunny day with temperatures peaking at 76°F and dipping to 36°F. Winds will be light at 6mph and gusts of 7mph at 8 PM. Humidity levels should be comfortable, sitting around 51% on average, the maximum being 68% at 11 PM and 27% being its lowest at 4 PM. Barometric pressure is its highest of 30inHg at 11 PM, a lowest point of 29.83inHg at 5 PM with an avg 29.9inHg.
Etna, CA Weather – 5-21 – Sunny
80° / 40°

Weather Tomorrow

Sunny
It will be sunny in Etna, with a high of 80°F and a low of 40°F. Winds will be light at 7mph and gusts of 7.5mph at 4 PM. Humidity levels should be comfortable, sitting around 50% on average, the maximum being 78% at 4 AM and 25% being its lowest at 4 PM. Barometric pressure is its highest of 30inHg at 3 AM, a lowest point of 29.75inHg at 6 PM with an avg 29.89inHg.
Etna, CA Weather – 5-22 – Scattered Showers
81° / 42°
Scattered Showers
Etna could see passing showers with daytime highs of 81°F and nighttime lows near 42°F. The chance of rain is 79% with an estimated 0.01in. Winds will be light at 6mph and gusts of 10.7mph at 7 PM. Humidity levels should be comfortable, sitting around 54% on average, the maximum being 71% at 5 AM and 29% being its lowest at 1 PM. Barometric pressure is its highest of 29.89inHg at 12 AM, a lowest point of 29.71inHg at 2 PM with an avg 29.81inHg.
Etna, CA Weather – 5-23 – Sunny
78° / 45°
Sunny
Sunshine is in the forecast for Etna, with a high of 78°F and a low of 45°F. Winds will be light at 4mph and gusts of 8mph at 6 AM. Humidity levels should be comfortable, sitting around 60% on average, the maximum being 80% at 5 AM and 27% being its lowest at 10 AM. Barometric pressure is its highest of 29.99inHg at 11 PM, a lowest point of 29.8inHg at 2 PM with an avg 29.87inHg.
Etna, CA Weather – 5-24 – Sunny
85° / 45°
Sunny
Etna may see sunshine, with daytime highs of 85°F and overnight lows near 45°F. Winds will be light at 4mph and gusts of 7mph at 8 PM. Humidity levels should be comfortable, sitting around 46% on average, the maximum being 70% at 12 AM and 21% being its lowest at 2 PM. Barometric pressure is its highest of 30.09inHg at 11 PM, a lowest point of 29.9inHg at 5 PM with an avg 29.99inHg.
Etna, CA Weather – 5-25 – Sunny
87° / 47°
Sunny
Bright and sunny conditions in Etna, with a high of 87°F and a low of 47°F. Winds will be light at 6mph and gusts of 7mph at 8 PM. Humidity levels should be comfortable, sitting around 40% on average, the maximum being 63% at 12 AM and 19% being its lowest at 3 PM. Barometric pressure is its highest of 30.11inHg at 1 AM, a lowest point of 29.88inHg at 5 PM with an avg 30.02inHg.
Etna, CA Weather Forecast - 10 Day Detailed

Currently

Sunny 75°F
29.85 inHg.
Barometer
27%
Humidity
N 9.4 mph
Wind
Sunny
Full Report

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