Best year time to visit Cathlamet

General weather information about Cathlamet

Average annual temperature is 11.0 °C

Absolute maximum temperature: 38.4 °C

Absolute minimum temperature: -5.2 °C

Number of sunny days: 147 days

Number of rainy days: 217 days

Number of snow days: 1 day

Look at detailed online map of Cathlamet

* Weather data for Cathlamet United States is based on climate observations for 2026 year

Cathlamet air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.314.517.828.431.030.534.038.430.127.315.914.7
Average daytime temperature (°C)8.98.310.412.719.420.624.326.221.417.411.610.5
Average temperature (°C)5.74.45.47.813.814.717.519.315.612.47.87.6
Average night temperature (°C)3.31.92.04.59.710.712.714.911.79.65.35.5
Absolute minimum temperature (°C)-3.3-5.2-0.8-0.45.96.110.311.57.40.9-0.20.6

Cathlamet monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.08.0
Daylight mean duration (h)9.110.311.913.615.015.715.414.112.610.99.58.7
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.08.08.0
Sunshine mean duration (h)3.04.26.46.19.810.512.110.67.65.75.13.0
Precipitation (mm)1911572042463133102796137198341
Sunny days7945191723171313146
Rainy days24182725121381417181625
Snow days010000000000

Cathlamet - weather forecast by months

Cathlamet weather in januaryCathlamet weather in februaryCathlamet weather in marchCathlamet weather in aprilCathlamet weather in mayCathlamet weather in juneCathlamet weather in julyCathlamet weather in augustCathlamet weather in septemberCathlamet weather in octoberCathlamet weather in novemberCathlamet weather in december

Best time to visit Cathlamet:

The best time to visit Cathlamet during the most sunny months:

  • May — 9.8(h)
  • June — 10.5(h)
  • July — 12.1(h)
  • August — 10.6(h)

Months with the longest average daylight duration in Cathlamet:

  • June — 15.7(h)
  • July — 15.4(h)

The largest precipitation sum in Cathlamet is at

  • January — 191(mm)
  • March — 204(mm)
  • April — 246(mm)
  • November — 198(mm)
  • December — 341(mm)

    • Weather forecast in the closest to Cathlamet admin centers

    Weather forecast in the closest towns to Cathlamet

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    Frequently asked questions

    When is the best time to visit Cathlamet?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Cathlamet.
    What is the weather like in Cathlamet?
    See average temperature, rainfall and daylight hours for Cathlamet by month in the table above.
    How many sunny days does Cathlamet have?
    The monthly weather statistics above show sunshine and rainfall patterns for Cathlamet throughout the year.