Guymon weather live forecast

Today's maximum temperature in Guymon is expected to be 40°C. Select a day from the live weather forecast for Guymon, Oklahoma, USA for more weather parameters.

Saturday
27th Jun
40

24

14

11
Sunday
28th Jun
40

26

14

11
Monday
29th Jun
40

27

9

11
Tuesday
30th Jun
38

26

9

11
Wednesday
1st Jul
36

24

8

9

5-day weather forecast updated at 04:03 on Saturday 27th June 2026 GMT

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

Guymon weather forecast by day

Below are the detailed weather forecasts for Guymon for the next 5 days.

Guymon weather for Saturday 27th June 2026

Expect clear skies in Guymon, Oklahoma with a maximum temperature of 40°C, very high levels of heat & humidity, maximum UV of 11 (Extreme) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 33 kph from the south-west.

40
°C maximum temperature
24
°C minimum temperature
clear skies
14
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
VH
very high heat & humidity
33
kph wind from SW

Guymon weather for Sunday 28th June 2026

40
°C maximum temperature
26
°C minimum temperature
clear skies
14
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
VH
very high heat & humidity
38
kph wind from SW

Guymon weather for Monday 29th June 2026

Expect scattered clouds in Guymon, Oklahoma with a maximum temperature of 40°C, very high levels of heat & humidity, maximum UV of 11 (Extreme) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 37 kph from the south.

40
°C maximum temperature
27
°C minimum temperature
scattered clouds
9
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
VH
very high heat & humidity
37
kph wind from S

Guymon weather for Tuesday 30th June 2026

Expect isolated thunderstorms in Guymon, Oklahoma with a maximum temperature of 38°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 9 hours of bright sunshine. There are 2-5 mm of rainfall expected with 39% chance of some rain and a fresh breeze of 35 kph from the south.

38
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
9
hours of sunshine
11
UV index (Extreme)
39
% chance of some rain
<5
mm of rainfall expected
H
high heat & humidity
35
kph wind from S

Guymon weather for Wednesday 1st July 2026

Expect isolated thunderstorms in Guymon, Oklahoma with a maximum temperature of 36°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 42% chance of some rain and a fresh breeze of 29 kph from the south.