81101 Weather (Alamosa, CO)

Weather forecast for: Alamosa CO

Last Update: 3:06 pm MDT Sep 30, 2026

This Afternoon: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 56. North wind around 15 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight: Showers and thunderstorms likely before 9pm, then a chance of showers. Mostly cloudy, with a low around 38. Breezy, with a north northwest wind 15 to 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday: Mostly sunny, with a high near 63. North northwest wind 10 to 15 mph becoming east northeast in the afternoon.

Thursday Night: Mostly clear, with a low around 34. East wind 5 to 10 mph becoming light and variable after midnight.

Friday: Sunny, with a high near 70. Calm wind becoming north around 5 mph.

Friday Night: Mostly clear, with a low around 36. South southeast wind around 5 mph.

Saturday: Sunny, with a high near 72. South wind around 5 mph becoming calm.

Saturday Night: Mostly clear, with a low around 38. Northeast wind around 5 mph.

Sunday: Sunny, with a high near 70. North wind around 5 mph becoming south in the afternoon.

Sunday Night: Clear, with a low around 38. South southeast wind around 5 mph.

Monday: Sunny, with a high near 68. South southeast wind around 5 mph.

Monday Night: Mostly clear, with a low around 39. South wind around 5 mph.

Tuesday: Mostly sunny, with a high near 67. South wind around 5 mph becoming north in the afternoon.

Tuesday Night: Partly cloudy, with a low around 37. North wind around 5 mph.

Wednesday: Sunny, with a high near 68. North northeast wind around 5 mph.