Interior
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Interior Weather in September

September in Interior brings high temperatures, with highs of 28°C (82°F) and nights dropping to 10°C (50°F). With excellent weather conditions overall, it's a good time to visit.

Rainfall in Interior in September

You can expect rain on roughly 6 days based on historical data, averaging 31 mm (1.2 in) for the month. When rain does fall, showers tend to be light and brief. Most days will be dry.

Temperature in Interior in September

If you're visiting Interior in September, expect excellent temperatures with highs of 28°C (82°F) and overnight lows of 10°C (50°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With overnight lows of 10°C (50°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Interior.

Interior Temperature in September

Min Temperature
10°C (50°F)
Max Temperature
28°C (82°F)
Chance of Rain
20%
Precipitation
31 mm (1.2 in)
Rainy days
6 days

Interior Weather by Month

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

Best Places in the United States of America in September

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 September →

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 Interior in September

Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Pack a light rain jacket or compact umbrella for occasional showers.

What To Do in Interior in September

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

  • Cycling
    8/10
  • Walking
    8/10
  • Camping
    10/10
  • Outdoor sports
    8/10

Interior 3-Day Forecast

More climate data for Interior

Popular in September

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

Bucket list

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