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Climate & Weather Averages in Arcata, California, USA

Currently: 13 °C. Heavy rain. Fog. (Weather station: Arcata Airport, USA). See more current weather

Annual Weather Averages Near Arcata

Averages are for Arcata Airport, which is 12 kilometers from Arcata.

Based on weather reports collected during 1992–2021.

All Year Climate & Weather Averages in Arcata

High Temp: 18 °C

Low Temp: 4 °C

Mean Temp: 11 °C

Precipitation: 80.8 mm

Humidity: 85%

Dew Point: 8 °C

Wind: 15 km/h

Pressure: 101.83 kPa

Visibility: 14 km

January Climate & Weather Averages in Arcata

High Temp: 13 °C

Low Temp: 5 °C

Mean Temp: 9 °C

Precipitation: 146.9 mm

Humidity: 83%

Dew Point: 6 °C

Wind: 15 km/h

Pressure: 102.00 kPa

Visibility: 14 km

February Climate & Weather Averages in Arcata

High Temp: 13 °C

Low Temp: 4 °C

Mean Temp: 9 °C

Precipitation: 142.2 mm

Humidity: 83%

Dew Point: 6 °C

Wind: 16 km/h

Pressure: 101.88 kPa

Visibility: 15 km

March Climate & Weather Averages in Arcata

High Temp: 13 °C

Low Temp: 5 °C

Mean Temp: 9 °C

Precipitation: 135.0 mm

Humidity: 84%

Dew Point: 6 °C

Wind: 17 km/h

Pressure: 101.93 kPa

Visibility: 15 km

April Climate & Weather Averages in Arcata

High Temp: 14 °C

Low Temp: 6 °C

Mean Temp: 10 °C

Precipitation: 80.1 mm

Humidity: 84%

Dew Point: 7 °C

Wind: 17 km/h

Pressure: 101.92 kPa

Visibility: 15 km

May Climate & Weather Averages in Arcata

High Temp: 15 °C

Low Temp: 8 °C

Mean Temp: 11 °C

Precipitation: 39.6 mm

Humidity: 86%

Dew Point: 9 °C

Wind: 17 km/h

Pressure: 101.80 kPa

Visibility: 15 km

June Climate & Weather Averages in Arcata

High Temp: 17 °C

Low Temp: 9 °C

Mean Temp: 13 °C

Precipitation: 18.9 mm

Humidity: 85%

Dew Point: 10 °C

Wind: 17 km/h

Pressure: 101.74 kPa

Visibility: 14 km

July Climate & Weather Averages in Arcata

High Temp: 17 °C

Low Temp: 11 °C

Mean Temp: 14 °C

Precipitation: 3.5 mm

Humidity: 87%

Dew Point: 12 °C

Wind: 14 km/h

Pressure: 101.69 kPa

Visibility: 12 km

August Climate & Weather Averages in Arcata

High Temp: 18 °C

Low Temp: 11 °C

Mean Temp: 14 °C

Precipitation: 4.3 mm

Humidity: 88%

Dew Point: 12 °C

Wind: 13 km/h

Pressure: 101.63 kPa

Visibility: 12 km

September Climate & Weather Averages in Arcata

High Temp: 18 °C

Low Temp: 9 °C

Mean Temp: 14 °C

Precipitation: 20.1 mm

Humidity: 86%

Dew Point: 11 °C

Wind: 11 km/h

Pressure: 101.59 kPa

Visibility: 12 km

October Climate & Weather Averages in Arcata

High Temp: 17 °C

Low Temp: 7 °C

Mean Temp: 12 °C

Precipitation: 66.1 mm

Humidity: 85%

Dew Point: 9 °C

Wind: 12 km/h

Pressure: 101.78 kPa

Visibility: 13 km

November Climate & Weather Averages in Arcata

High Temp: 15 °C

Low Temp: 5 °C

Mean Temp: 10 °C

Precipitation: 127.0 mm

Humidity: 85%

Dew Point: 7 °C

Wind: 13 km/h

Pressure: 101.98 kPa

Visibility: 13 km

December Climate & Weather Averages in Arcata

High Temp: 13 °C

Low Temp: 4 °C

Mean Temp: 9 °C

Precipitation: 186.1 mm

Humidity: 83%

Dew Point: 6 °C

Wind: 16 km/h

Pressure: 102.02 kPa

Visibility: 14 km

Quick Climate Info

Hottest Month August (14 °C avg)
Coldest Month December (9 °C avg)
Wettest Month December (186.1 mm avg)
Windiest Month May (17 km/h avg)
Annual precip. 969.7 mm (per year)

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