Alamosa weather live forecast

Today's maximum temperature in Alamosa is expected to be 18°C. Select a day from the live weather forecast for Alamosa, Colorado, USA for more weather parameters.

Friday
25th Sep
18

6

5

7
Saturday
26th Sep
20

3

9

8
Sunday
27th Sep
21

4

5

7
Monday
28th Sep
18

8

0

7
Tuesday
29th Sep
16

6

2

8

5-day weather forecast updated at 04:01 on Friday 25th 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 Friday 25th September 2026

Expect broken clouds in Alamosa, Colorado with a maximum temperature of 18°C, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south.

18
°C maximum temperature
6
°C minimum temperature
broken clouds
5
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
18
kph wind from S

Alamosa weather for Saturday 26th September 2026

Expect fog in low lying areas in Alamosa, Colorado with a maximum temperature of 20°C, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south.

20
°C maximum temperature
3
°C minimum temperature
fog in low lying areas
9
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
20
°C wind chill
9
kph wind from S

Alamosa weather for Sunday 27th September 2026

Expect broken clouds in Alamosa, Colorado with a maximum temperature of 21°C, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south.

21
°C maximum temperature
4
°C minimum temperature
broken clouds
5
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
16
kph wind from S

Alamosa weather for Monday 28th September 2026

Expect overcast with light rain in Alamosa, Colorado with a maximum temperature of 18°C, maximum UV of 7 (High) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 57% chance of some rain and a moderate breeze of 21 kph from the south.

18
°C maximum temperature
8
°C minimum temperature
overcast with light rain
0
hours of sunshine
7
UV index (High)
57
% chance of some rain
<5
mm of rainfall expected
18
°C wind chill
21
kph wind from S

Alamosa weather for Tuesday 29th September 2026

Expect mostly cloudy with rain in Alamosa, Colorado with a maximum temperature of 16°C, maximum UV of 8 (Very High) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 69% chance of some rain and a gentle breeze of 16 kph from the north.