Alamosa weather live forecast

Today's maximum temperature in Alamosa is expected to be 25°C. Select a day from the live weather forecast for Alamosa, Colorado, USA for more weather parameters.

Tuesday
15th Sep
25

6

7

8
Wednesday
16th Sep
22

9

6

7
Thursday
17th Sep
20

11

4

5
Friday
18th Sep
21

9

4

7
Saturday
19th Sep
22

7

8

9

5-day weather forecast updated at 04:01 on Tuesday 15th 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 Tuesday 15th September 2026

Expect sunshine and showers in Alamosa, Colorado with a maximum temperature of 25°C, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 27% chance of some rain and a moderate breeze of 22 kph from the south-east.

25
°C maximum temperature
6
°C minimum temperature
sunshine and showers
7
hours of sunshine
8
UV index (Very High)
27
% chance of some rain
<2
mm of rainfall expected
25
°C wind chill
22
kph wind from SE

Alamosa weather for Wednesday 16th September 2026

Expect isolated thunderstorms in Alamosa, Colorado with a maximum temperature of 22°C, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 73% chance of some rain and a gentle breeze of 19 kph from the south.

22
°C maximum temperature
9
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
7
UV index (High)
73
% chance of some rain
<10
mm of rainfall expected
22
°C wind chill
19
kph wind from S

Alamosa weather for Thursday 17th September 2026

Expect isolated thunderstorms in Alamosa, Colorado with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 79% chance of some rain and a moderate breeze of 22 kph from the south.

20
°C maximum temperature
11
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
5
UV index (Moderate)
79
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
22
kph wind from S

Alamosa weather for Friday 18th September 2026

Expect isolated thunderstorms in Alamosa, Colorado with a maximum temperature of 21°C, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 74% chance of some rain and a gentle breeze of 14 kph from the south.

21
°C maximum temperature
9
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
7
UV index (High)
74
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
14
kph wind from S

Alamosa weather for Saturday 19th September 2026

Expect isolated thunderstorms in Alamosa, Colorado with a maximum temperature of 22°C, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 48% chance of some rain and a gentle breeze of 17 kph from the north-west.