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Weather McKinney: Current forecast

McKinney / Texas (TX) / United States

78.4 °F
Feels like 79.2 °F
Min 71 °F / Max 95 °F
Weather McKinney: Sunny, 78 °F Sunny
8.5 mph NNE
Wind
8.9 mph NNE
Gusts
1017 hPa
Pressure
0 mm
Precipitation
60 %
Humidity
2.6
UV index

Pollen (today)

Hazel None
Alder None
Birch None
Oak None
Grass Low
Mugwort Low
Ragweed Moderate
07:14 / 19:23
Sunrise / Sunset
17:30 / 03:29
Moonrise / Moonset
Waxing Moon (89 %)
Moon phase

Updated: Sep 22, 2026, 17:40 CEST Sep 22, 2026, 10:40 CDT

Today's Summary

If you head out in McKinney today, you'll see a sunny sky. The thermometer currently shows 25.8°C. Light clothing is enough – and remember sun protection if it's sunny. During the day temperatures will range between 21.4°C and 35.1°C.

Hourly forecast – McKinney, today

Sep 22, 10:00
87 °F
Sunny
McKinney Sep 22, 10:00: Sunny, 87 °F
Sep 22, 11:00
90 °F
Sunny
McKinney Sep 22, 11:00: Sunny, 90 °F
Sep 22, 12:00
92 °F
Sunny
McKinney Sep 22, 12:00: Sunny, 92 °F
Sep 22, 13:00
94 °F
Sunny
McKinney Sep 22, 13:00: Sunny, 94 °F
Sep 22, 14:00
95 °F
Sunny
McKinney Sep 22, 14:00: Sunny, 95 °F
Sep 22, 15:00
95 °F
Sunny
McKinney Sep 22, 15:00: Sunny, 95 °F
Sep 22, 16:00
94 °F
Sunny
McKinney Sep 22, 16:00: Sunny, 94 °F
Sep 22, 17:00
92 °F
Patchy rain possible
McKinney Sep 22, 17:00: Patchy rain possible, 92 °F
Sep 22, 18:00
89 °F
Clear
McKinney Sep 22, 18:00: Clear, 89 °F
Sep 22, 19:00
87 °F
Partly cloudy
McKinney Sep 22, 19:00: Partly cloudy, 87 °F
Sep 22, 20:00
84 °F
Partly cloudy
McKinney Sep 22, 20:00: Partly cloudy, 84 °F
Sep 22, 21:00
82 °F
Overcast
McKinney Sep 22, 21:00: Overcast, 82 °F
Sep 22, 22:00
81 °F
Overcast
McKinney Sep 22, 22:00: Overcast, 81 °F
Sep 22, 23:00
79 °F
Cloudy
McKinney Sep 22, 23:00: Cloudy, 79 °F
Sep 23, 00:00
78 °F
Overcast
McKinney Sep 23, 00:00: Overcast, 78 °F
Sep 23, 01:00
77 °F
Partly cloudy
McKinney Sep 23, 01:00: Partly cloudy, 77 °F
Sep 23, 02:00
76 °F
Clear
McKinney Sep 23, 02:00: Clear, 76 °F
Sep 23, 03:00
75 °F
Partly cloudy
McKinney Sep 23, 03:00: Partly cloudy, 75 °F
Sep 23, 04:00
74 °F
Overcast
McKinney Sep 23, 04:00: Overcast, 74 °F
Sep 23, 05:00
73 °F
Overcast
McKinney Sep 23, 05:00: Overcast, 73 °F
Sep 23, 06:00
73 °F
Overcast
McKinney Sep 23, 06:00: Overcast, 73 °F
Sep 23, 07:00
76 °F
Overcast
McKinney Sep 23, 07:00: Overcast, 76 °F
Sep 23, 08:00
81 °F
Cloudy
McKinney Sep 23, 08:00: Cloudy, 81 °F
Sep 23, 09:00
86 °F
Overcast
McKinney Sep 23, 09:00: Overcast, 86 °F
Time
10
11
12
13
14
15
16
17
18
19
20
21
22
23
00
01
02
03
04
05
06
07
08
09
McKinney Sep 22, 10:00: Sunny
McKinney Sep 22, 11:00: Sunny
McKinney Sep 22, 12:00: Sunny
McKinney Sep 22, 13:00: Sunny
McKinney Sep 22, 14:00: Sunny
McKinney Sep 22, 15:00: Sunny
McKinney Sep 22, 16:00: Sunny
McKinney Sep 22, 17:00: Patchy rain possible
McKinney Sep 22, 18:00: Clear
McKinney Sep 22, 19:00: Partly cloudy
McKinney Sep 22, 20:00: Partly cloudy
McKinney Sep 22, 21:00: Overcast
McKinney Sep 22, 22:00: Overcast
McKinney Sep 22, 23:00: Cloudy
McKinney Sep 23, 00:00: Overcast
McKinney Sep 23, 01:00: Partly cloudy
McKinney Sep 23, 02:00: Clear
McKinney Sep 23, 03:00: Partly cloudy
McKinney Sep 23, 04:00: Overcast
McKinney Sep 23, 05:00: Overcast
McKinney Sep 23, 06:00: Overcast
McKinney Sep 23, 07:00: Overcast
McKinney Sep 23, 08:00: Cloudy
McKinney Sep 23, 09:00: Overcast
Temperature (°F)
Chance of rain (%)
1
1
1
0
0
0
1
8
1
4
3
12
12
9
14
8
6
11
18
21
20
15
9
9
Precipitation
0 mm
Wind (mph)
NNE
8
NNE
8
NNE
8
NNE
8
NNE
7
NNE
7
NNE
7
N
8
NNE
9
NNE
14
NE
17
NE
15
NE
12
ENE
11
ENE
10
ENE
11
ENE
12
ENE
11
E
11
E
11
E
12
E
14
ESE
14
ESE
13
Pressure (hPa)
1017
1016
1015
1014
1013
1013
1013
1013
1013
1014
1015
1016
1016
1016
1016
1016
1016
1017
1017
1018
1018
1019
1019
1019
Humidity (%)
44 %
39 %
35 %
32 %
30 %
28 %
28 %
32 %
38 %
42 %
46 %
51 %
54 %
58 %
62 %
66 %
69 %
71 %
73 %
75 %
74 %
64 %
54 %
44 %
Cloud cover (%)
1 %
5 %
5 %
0 %
0 %
0 %
4 %
86 %
13 %
56 %
27 %
100 %
100 %
70 %
97 %
46 %
5 %
55 %
90 %
100 %
100 %
100 %
79 %
93 %

14-day weather forecast – McKinney

14-day trend for McKinney: Temperatures stay fairly stable over the period with no big swings. Lows can drop to around 21.1°C at night, with daytime highs up to 36.1°C.

Date
Sep 22
Sep 23
Sep 24
Sep 25
Sep 26
Sep 27
Sep 28
Sep 29
Sep 30
Oct 1
Oct 2
Oct 3
Oct 4
Oct 5
McKinney September 22, 2026: Sunny
McKinney September 23, 2026: Overcast
McKinney September 24, 2026: Overcast
McKinney September 25, 2026: Overcast
McKinney September 26, 2026: Overcast
McKinney September 27, 2026: Overcast
McKinney September 28, 2026: Patchy rain possible
McKinney September 29, 2026: Overcast
McKinney September 30, 2026: Patchy rain possible
McKinney October 1, 2026: Sunny
McKinney October 2, 2026: Sunny
McKinney October 3, 2026: Sunny
McKinney October 4, 2026: Sunny
McKinney October 5, 2026: Sunny
Temperature (°F)
Chance of rain (%)
17
9
8
9
57
62
68
61
44
57
2
1
2
4
Precipitation
0.1 mm
2 mm
4.5 mm
5.7 mm
1.5 mm
0.5 mm
3.8 mm
Wind max (mph)
17
14
15
13
15
15
17
16
10
10
10
12
15
14
Date Weather Min °F Max °F Sunrise Sunset Moonrise Moonset Moon phase
September 22, 2026 McKinney September 22, 2026: Sunny Sunny 71 °F 95 °F 07:14 19:23 17:30 03:29 Waxing Moon (89 %)
September 23, 2026 McKinney September 23, 2026: Overcast Overcast 73 °F 97 °F 07:15 19:22 17:57 04:27 Waxing Moon (95 %)
September 24, 2026 McKinney September 24, 2026: Overcast Overcast 72 °F 95 °F 07:16 19:20 18:22 05:23 Full Moon (99 %)
September 25, 2026 McKinney September 25, 2026: Overcast Overcast 72 °F 93 °F 07:16 19:19 18:47 06:19 Full Moon (100 %)
September 26, 2026 McKinney September 26, 2026: Overcast Overcast 76 °F 93 °F 07:17 19:18 19:12 07:16 Full Moon (99 %)
September 27, 2026 McKinney September 27, 2026: Overcast Overcast 75 °F 96 °F 07:18 19:16 19:39 08:15 Waning Moon (96 %)
September 28, 2026 McKinney September 28, 2026: Patchy rain possible Patchy rain possible 70 °F 92 °F 07:18 19:15 20:09 09:15 Waning Moon (91 %)
September 29, 2026 McKinney September 29, 2026: Overcast Overcast 74 °F 82 °F 07:19 19:14 20:45 10:19 Waning Moon (84 %)
September 30, 2026 McKinney September 30, 2026: Patchy rain possible Patchy rain possible 74 °F 88 °F 07:20 19:12 21:27 11:24 Waning Moon (75 %)
October 1, 2026 McKinney October 1, 2026: Sunny Sunny 77 °F 93 °F 07:20 19:11 22:17 12:30 Last Quarter (66 %)
October 2, 2026 McKinney October 2, 2026: Sunny Sunny 71 °F 94 °F 07:21 19:10 23:16 13:33 Last Quarter (55 %)
October 3, 2026 McKinney October 3, 2026: Sunny Sunny 76 °F 95 °F 07:22 19:08 Does not rise today 14:31 Last Quarter (45 %)
October 4, 2026 McKinney October 4, 2026: Sunny Sunny 76 °F 96 °F 07:22 19:07 00:22 15:22 Last Quarter (34 %)
October 5, 2026 McKinney October 5, 2026: Sunny Sunny 75 °F 97 °F 07:23 19:06 01:33 16:05 Waning Crescent (25 %)