Cheyenne and Laramie each had their second-warmest September on record. It looks like more of the same can be expected this month, according to the Cheyenne Office of the National Weather Service.

The agency says both Cheyenne and Laramie had their second-warmest September ever in 2026:

September 2026 weather statistics for Cheyenne, Laramie, and Rawlins
It looks like more warm weather is headed our way this month:

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Cheyenne, Laramie Forecast
Cheyenne Forecast

This Afternoon
Increasing clouds, with a high near 80. Northwest wind 5 to 10 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 49. North northwest wind around 5 mph becoming west after midnight.
Friday
Sunny, with a high near 80. West wind 5 to 10 mph becoming south southwest in the afternoon.
Friday Night
Mostly clear, with a low around 52. West wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 77. Southwest wind 10 to 15 mph.
Saturday Night
Mostly cloudy, with a low around 51.
Sunday
Partly sunny, with a high near 72.
Sunday Night
Mostly cloudy, with a low around 44.
Columbus Day
Mostly sunny, with a high near 71.
Monday Night
A slight chance of showers before midnight. Partly cloudy, with a low around 42.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 67.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 42.
Wednesday
A chance of showers. Mostly sunny, with a high near 65. Breezy.
Laramie Forecast
This Afternoon
Sunny, with a high near 74. Northwest wind 10 to 15 mph.
Tonight
Mostly clear, with a low around 47. Northwest wind 5 to 10 mph becoming southeast in the evening.
Friday
Sunny, with a high near 73. Breezy, with a west southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around 48. Southwest wind around 15 mph, with gusts as high as 25 mph.
Saturday
Mostly sunny, with a high near 70. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.
Saturday Night
Mostly cloudy, with a low around 49. Breezy.
Sunday
A 20 percent chance of showers after noon. Mostly cloudy, with a high near 66. Breezy.
Sunday Night
A chance of showers before midnight. Mostly cloudy, with a low around 45.
Columbus Day
Mostly sunny, with a high near 66. Breezy.
Monday Night
A chance of showers before midnight. Mostly clear, with a low around 42.
Tuesday
A chance of showers. Mostly sunny, with a high near 63. Breezy.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 41. Breezy.
Wednesday
A chance of showers. Mostly sunny, with a high near 56. Breezy.

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September 20, 2025

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