Hermiston
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Hermiston Weather in October

October in Hermiston brings pleasant temperatures, with highs of 19°C (66°F) and nights dropping to 5°C (41°F). With excellent weather conditions overall, it's a good time to visit.

Rainfall in Hermiston in October

You can expect rain on roughly 8 days based on historical data, averaging 21 mm (0.8 in) for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Hermiston in October

October tends to be one of the excellent months in Hermiston, with 19°C (66°F) in the afternoon and 5°C (41°F) overnight. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 5°C (41°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

Hermiston Temperature in October

Min Temperature
5°C (41°F)
Max Temperature
19°C (66°F)
Chance of Rain
27%
Precipitation
21 mm (0.8 in)
Rainy days
8 days

Hermiston Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Hermiston - and find the best time to visit.

Best Places in the United States of America in October

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in October →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Hermiston in October

For Hermiston in October, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Some rain is possible, so pack something to handle light showers.

What To Do in Hermiston in October

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Cycling
    10/10
  • Walking
    10/10
  • Camping
    5/10
  • Outdoor sports
    10/10

Hermiston 3-Day Forecast

More climate data for Hermiston

Popular in October

Where to go in October - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.