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 perfect, 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.

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Check the conditions for any month of the year.

• January
• February
• March
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• May
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• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Harriman's climate page.

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).

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

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Harriman's climate page.

More climate data for Harriman

Temperature Rainfall Sunshine Humidity

See the full Harriman climate overview or explore weather in the United States of America.