Grand Canyon weather live forecast

Today's maximum temperature in Grand Canyon is expected to be 29°C. Select a day from the live weather forecast for Grand Canyon, Arizona, USA for more weather parameters.

Monday
17th Aug
29

15

10

11
Tuesday
18th Aug
29

16

11

11
Wednesday
19th Aug
30

15

10

11
Thursday
20th Aug
30

16

8

11
Friday
21st Aug
28

17

9

10

5-day weather forecast updated at 04:01 on Monday 17th August 2026 GMT

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

Grand Canyon weather forecast by day

Below are the detailed weather forecasts for Grand Canyon for the next 5 days.

Grand Canyon weather for Monday 17th August 2026

Expect scattered clouds in Grand Canyon, Arizona 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 mm of rainfall expected and a light breeze of 11 kph from the west.

29
°C maximum temperature
15
°C minimum temperature
scattered clouds
10
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
L
low heat & humidity
11
kph wind from W

Grand Canyon weather for Tuesday 18th August 2026

Expect scattered clouds in Grand Canyon, Arizona with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the west.

29
°C maximum temperature
16
°C minimum temperature
scattered clouds
11
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
L
low heat & humidity
16
kph wind from W

Grand Canyon weather for Wednesday 19th August 2026

Expect scattered clouds in Grand Canyon, Arizona with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the west.

30
°C maximum temperature
15
°C minimum temperature
scattered clouds
10
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
L
low heat & humidity
15
kph wind from W

Grand Canyon weather for Thursday 20th August 2026

Expect isolated thunderstorms in Grand Canyon, Arizona with a maximum temperature of 30°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 39% chance of some rain and a light breeze of 10 kph from the south-west.

30
°C maximum temperature
16
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
11
UV index (Extreme)
39
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
10
kph wind from SW

Grand Canyon weather for Friday 21st August 2026

Expect isolated thunderstorms in Grand Canyon, Arizona with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 10 (Very High) and 9 hours of bright sunshine. There are 2-5 mm of rainfall expected with 72% chance of some rain and a gentle breeze of 16 kph from the south-west.