Alamosa weather live forecast

Today's maximum temperature in Alamosa is expected to be 30°C. Select a day from the live weather forecast for Alamosa, Colorado, USA for more weather parameters.

Thursday
20th Aug
30

10

11

11
Friday
21st Aug
31

11

12

11
Saturday
22nd Aug
31

11

10

10
Sunday
23rd Aug
28

10

8

10
Monday
24th Aug
29

10

10

11

5-day weather forecast updated at 04:01 on Wednesday 19th August 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 Thursday 20th August 2026

Expect scattered clouds in Alamosa, Colorado with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the east.

30
°C maximum temperature
10
°C minimum temperature
scattered clouds
11
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
20
kph wind from E

Alamosa weather for Friday 21st August 2026

Expect scattered clouds in Alamosa, Colorado with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south-east.

31
°C maximum temperature
11
°C minimum temperature
scattered clouds
12
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
15
kph wind from SE

Alamosa weather for Saturday 22nd August 2026

Expect isolated thunderstorms in Alamosa, Colorado with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 54% chance of some rain and a gentle breeze of 18 kph from the south-west.

31
°C maximum temperature
11
°C minimum temperature
isolated thunderstorms
10
hours of sunshine
10
UV index (Very High)
54
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
18
kph wind from SW

Alamosa weather for Sunday 23rd August 2026

Expect isolated thunderstorms in Alamosa, Colorado with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 10 (Very High) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 65% chance of some rain and a gentle breeze of 15 kph from the north-west.

28
°C maximum temperature
10
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
10
UV index (Very High)
65
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
15
kph wind from NW

Alamosa weather for Monday 24th August 2026

Expect sunshine and showers in Alamosa, Colorado with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 62% chance of some rain and a gentle breeze of 14 kph from the south-west.