Harriman
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Harriman Weather in October

October in Harriman averages 21°C (70°F) during the day and 8°C (46°F) at night. With just 92 mm (3.6 in) of rainfall on average, it doesn't get much drier than this.

Rainfall in Harriman in October

As the driest month, it's a great time for hiking and exploring the area. Based on our climate data of the past 30 years, about 9 days of rain are anticipated, with 92 mm (3.6 in) on average. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Harriman in October

Harriman in October is worth a visit. The temperature is excellent, with 21°C (70°F) during the day and 8°C (46°F) at night. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights drop to 8°C (46°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Harriman in October

The month enjoys around 215 hours of sunshine, creating mostly sunny days with good weather conditions.

If your ideal day consists of dry skies and pleasant temperatures, October typically offers the best circumstances for Harriman.

Harriman Temperature in October

Min Temperature
8°C (46°F)
Max Temperature
21°C (70°F)
Chance of Rain
31%
Precipitation
92 mm (3.6 in)
Rainy days
9 days
Humidity
73% *
Sunshine
215 hours *
Percentage Sunshine
62% *
* Data from: Knoxville, the United States of America (56 KM, 35 Miles).

Harriman Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Harriman - 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 Harriman in October

Pleasant temperatures in October mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Harriman in October

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

  • Cycling
    9/10
  • Walking
    9/10
  • Barbeque
    8/10
  • Camping
    4/10
  • Outdoor sports
    9/10

Harriman 3-Day Forecast

Popular in October

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

Bucket list

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