Guymon weather live forecast

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

Sunday
16th Aug
31

17

7

7
Monday
17th Aug
33

19

6

10
Tuesday
18th Aug
38

19

13

10
Wednesday
19th Aug
37

20

6

10
Thursday
20th Aug
35

19

9

10

5-day weather forecast updated at 04:03 on Sunday 16th August 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 Sunday 16th August 2026

Expect isolated thunderstorms in Guymon, Oklahoma with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 54% chance of some rain and a gentle breeze of 14 kph from the north.

31
°C maximum temperature
17
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
7
UV index (High)
54
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
14
kph wind from N

Guymon weather for Monday 17th August 2026

Expect isolated thunderstorms in Guymon, Oklahoma with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 53% chance of some rain and a gentle breeze of 15 kph from the south-east.

33
°C maximum temperature
19
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
10
UV index (Very High)
53
% chance of some rain
<5
mm of rainfall expected
H
high heat & humidity
15
kph wind from SE

Guymon weather for Tuesday 18th August 2026

Expect clear skies in Guymon, Oklahoma with a maximum temperature of 38°C, very high levels of heat & humidity, maximum UV of 10 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the south-west.

38
°C maximum temperature
19
°C minimum temperature
clear skies
13
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
VH
very high heat & humidity
26
kph wind from SW

Guymon weather for Wednesday 19th August 2026

Expect broken clouds in Guymon, Oklahoma with a maximum temperature of 37°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north-east.

37
°C maximum temperature
20
°C minimum temperature
broken clouds
6
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
16
kph wind from NE

Guymon weather for Thursday 20th August 2026

Expect isolated thunderstorms in Guymon, Oklahoma with a maximum temperature of 35°C, high 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 27% chance of some rain and a gentle breeze of 17 kph from the east.