Gillette
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Gillette Weather in September

Thinking of visiting Gillette in September? Expect high temperatures reaching 24°C (75°F) during the day, dropping to 8°C (46°F) at night, with some rainfall likely.

Rainfall in Gillette in September

Historically, September sees about 6 days of rain, with a monthly average of 27 mm (1.1 in). Rain days are few and the total is low, so this is a largely dry month. Any showers that do occur tend to be brief.

Temperature in Gillette in September

September in Gillette is generally excellent, with days reaching 24°C (75°F) and nights settling around 8°C (46°F). Overall, the month follows a fairly predictable daily temperature pattern. Nights fall to 8°C (46°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.

Gillette Temperature in September

Min Temperature
8°C (46°F)
Max Temperature
24°C (75°F)
Chance of Rain
20%
Precipitation
27 mm (1.1 in)
Rainy days
6 days

Gillette Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Gillette - 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 Gillette in September

For Gillette in September, 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 Gillette in September

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

Gillette 3-Day Forecast

More climate data for Gillette

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.