Alamosa weather live forecast

Today's maximum temperature in Alamosa is expected to be 14°C. Select a day from the live weather forecast for Alamosa, Colorado, USA for more weather parameters.

Wednesday
23rd Sep
14

7

0

3
Thursday
24th Sep
18

7

5

7
Friday
25th Sep
19

6

4

6
Saturday
26th Sep
21

3

7

8
Sunday
27th Sep
23

3

10

8

5-day weather forecast updated at 04:01 on Wednesday 23rd September 2026 GMT

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The 5-day weather forecast for Colorado (Alamosa) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Alamosa weather forecast by day

Below are the detailed weather forecasts for Alamosa for the next 5 days.

Alamosa weather for Wednesday 23rd September 2026

Expect cloudy with some rain in Alamosa, Colorado with a maximum temperature of 14°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 79% chance of some rain and a gentle breeze of 16 kph from the south.

14
°C maximum temperature
7
°C minimum temperature
cloudy with some rain
0
hours of sunshine
3
UV index (Moderate)
79
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
16
kph wind from S

Alamosa weather for Thursday 24th September 2026

Expect isolated thunderstorms in Alamosa, Colorado with a maximum temperature of 18°C, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 48% chance of some rain and a gentle breeze of 16 kph from the south.

18
°C maximum temperature
7
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
7
UV index (High)
48
% chance of some rain
<10
mm of rainfall expected
18
°C wind chill
16
kph wind from S

Alamosa weather for Friday 25th September 2026

Expect mostly cloudy with light rain in Alamosa, Colorado with a maximum temperature of 19°C, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 59% chance of some rain and a gentle breeze of 14 kph from the south.

19
°C maximum temperature
6
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
6
UV index (High)
59
% chance of some rain
<5
mm of rainfall expected
19
°C wind chill
14
kph wind from S

Alamosa weather for Saturday 26th September 2026

Expect broken clouds in Alamosa, Colorado with a maximum temperature of 21°C, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south.

21
°C maximum temperature
3
°C minimum temperature
broken clouds
7
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
9
kph wind from S

Alamosa weather for Sunday 27th September 2026

Expect scattered clouds in Alamosa, Colorado with a maximum temperature of 23°C, maximum UV of 8 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south.