Grand Canyon weather live forecast

Today's maximum temperature in Grand Canyon is expected to be 31°C. Select a day from the live weather forecast for Grand Canyon, Arizona, USA for more weather parameters.

Wednesday
19th Aug
31

17

12

11
Thursday
20th Aug
30

15

8

11
Friday
21st Aug
28

16

9

10
Saturday
22nd Aug
29

15

5

10
Sunday
23rd Aug
28

16

9

10

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

Expect clear skies in Grand Canyon, Arizona 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 17 kph from the west.

31
°C maximum temperature
17
°C minimum temperature
clear skies
12
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
17
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, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 39% chance of some rain and a gentle breeze of 15 kph from the west.

30
°C maximum temperature
15
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
11
UV index (Extreme)
39
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
15
kph wind from W

Grand Canyon weather for Friday 21st August 2026

Expect sunshine and showers 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 0-2 mm of rainfall expected with 62% chance of some rain and a light breeze of 10 kph from the west.

28
°C maximum temperature
16
°C minimum temperature
sunshine and showers
9
hours of sunshine
10
UV index (Very High)
62
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
10
kph wind from W

Grand Canyon weather for Saturday 22nd August 2026

Expect isolated thunderstorms in Grand Canyon, Arizona with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 10 (Very High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 51% chance of some rain and a light breeze of 11 kph from the west.

29
°C maximum temperature
15
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
10
UV index (Very High)
51
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
11
kph wind from W

Grand Canyon weather for Sunday 23rd 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 66% chance of some rain and a light breeze of 10 kph from the south-west.