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City of Arcata, CAArcata, CA 7-Day Weather Forecast
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Arcata Weather Forecast
Arcata, CA Weather Forecast Date: 136 PM PDT Tue Sep 29 2026
Weather forecast for Arcata, CA
Tonight Lo: 53°F Lo: 12°C |
Tonight... Mostly cloudy. Patchy drizzle in the evening. Patchy fog overnight. Lows 47 to 57. North wind 5 to 15 mph. |
| Wed Hi: 70°FHi: 21°C Lo: 54°F Lo: 12°C |
Wednesday... Mostly cloudy in the morning then becoming partly cloudy. Patchy fog in the morning. Highs 64 to 75. Northwest wind around 10 mph. |
| Thu Hi: 75°FHi: 24°C Lo: 57°F Lo: 14°C |
Thursday... Partly cloudy. Patchy fog. Highs 67 to 82. North wind around 10 mph. |
Fri Hi: 75°FHi: 24°C Lo: 58°F Lo: 14°C |
Friday... Mostly cloudy. Highs 67 to 82. North wind around 10 mph. |
| Sat Hi: 77°FHi: 25°C Lo: 58°F Lo: 14°C |
Saturday... Mostly cloudy. Highs 69 to 84. Lows 52 to 62. |
| Sun Hi: 77°FHi: 25°C Lo: 58°F Lo: 14°C |
Sunday... Mostly cloudy. Highs 69 to 84. Lows 52 to 62. |
| Sun Hi: 77°FHi: 25°C Lo: 56°F Lo: 13°C |
Sunday... Mostly cloudy. Highs 69 to 84. Lows 52 to 62. |
| Mon Hi: 72°FHi: 22°C Lo: 56°F Lo: 13°C |
Monday... Mostly cloudy. Highs 64 to 79. Lows 50 to 60. |
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