Template:Houston weatherbox

Climate data for Houston (Intercontinental Airport), 1991–2020 normals,[a] extremes 1888–present[b]
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Record high °F (°C) 85
(29)
91
(33)
96
(36)
95
(35)
99
(37)
107
(42)
105
(41)
109
(43)
109
(43)
99
(37)
89
(32)
85
(29)
109
(43)
Mean maximum °F (°C) 78.9
(26.1)
81.2
(27.3)
85.4
(29.7)
88.6
(31.4)
93.8
(34.3)
97.8
(36.6)
99.1
(37.3)
101.2
(38.4)
97.3
(36.3)
92.2
(33.4)
84.9
(29.4)
80.7
(27.1)
102.1
(38.9)
Mean daily maximum °F (°C) 63.8
(17.7)
67.8
(19.9)
74.0
(23.3)
80.1
(26.7)
86.9
(30.5)
92.3
(33.5)
94.5
(34.7)
94.9
(34.9)
90.4
(32.4)
82.8
(28.2)
72.6
(22.6)
65.3
(18.5)
80.5
(26.9)
Daily mean °F (°C) 53.8
(12.1)
57.7
(14.3)
63.8
(17.7)
70.0
(21.1)
77.4
(25.2)
83.0
(28.3)
85.1
(29.5)
85.2
(29.6)
80.5
(26.9)
71.8
(22.1)
62.0
(16.7)
55.4
(13.0)
70.5
(21.4)
Mean daily minimum °F (°C) 43.7
(6.5)
47.6
(8.7)
53.6
(12.0)
59.8
(15.4)
67.8
(19.9)
73.7
(23.2)
75.7
(24.3)
75.4
(24.1)
70.6
(21.4)
60.9
(16.1)
51.5
(10.8)
45.6
(7.6)
60.5
(15.8)
Mean minimum °F (°C) 27.5
(−2.5)
31.6
(−0.2)
35.0
(1.7)
43.4
(6.3)
53.8
(12.1)
66.5
(19.2)
70.5
(21.4)
70.0
(21.1)
58.3
(14.6)
44.1
(6.7)
34.2
(1.2)
30.0
(−1.1)
26.0
(−3.3)
Record low °F (°C) 5
(−15)
6
(−14)
21
(−6)
31
(−1)
42
(6)
52
(11)
62
(17)
54
(12)
45
(7)
29
(−2)
19
(−7)
7
(−14)
5
(−15)
Average precipitation inches (mm) 3.76
(96)
2.97
(75)
3.47
(88)
3.95
(100)
5.01
(127)
6.00
(152)
3.77
(96)
4.84
(123)
4.71
(120)
5.46
(139)
3.87
(98)
4.03
(102)
51.84
(1,317)
Average snowfall inches (cm) 0.0
(0.0)
0.0
(0.0)
0.0
(0.0)
0.0
(0.0)
0.0
(0.0)
0.0
(0.0)
0.0
(0.0)
0.0
(0.0)
0.0
(0.0)
0.0
(0.0)
0.0
(0.0)
0.1
(0.25)
0.1
(0.25)
Average precipitation days (≥ 0.01 in) 10.0 8.8 8.8 7.3 8.6 10.0 9.1 8.5 8.4 7.7 7.6 9.6 104.4
Average snowy days (≥ 0.1 in) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.1
Average relative humidity (%) 74.7 73.4 72.7 73.1 75.0 74.6 74.4 75.1 76.8 75.4 76.0 75.5 74.7
Average dew point °F (°C) 41.5
(5.3)
44.2
(6.8)
51.3
(10.7)
57.7
(14.3)
65.1
(18.4)
70.3
(21.3)
72.1
(22.3)
72.0
(22.2)
68.5
(20.3)
59.5
(15.3)
51.4
(10.8)
44.8
(7.1)
58.2
(14.6)
Mean monthly sunshine hours 143.4 155.0 192.5 209.8 249.2 281.3 293.9 270.5 236.5 228.8 168.3 148.7 2,577.9
Percent possible sunshine 44 50 52 54 59 67 68 66 64 64 53 47 58
Average ultraviolet index 3.5 5.0 7.1 8.6 9.6 10.3 9.9 9.5 8.1 5.9 4.0 3.2 7.0
Source 1: NOAA (relative humidity and dew point 1969–1990, sun 1961–1990)[2][3][4]
Source 2: UV Index Today (1995 to 2022)[5]


Notes

edit
  1. ^ Mean monthly maxima and minima (i.e. the highest and lowest temperature readings during an entire month or year) calculated based on data at said location from 1991 to 2020.
  2. ^ Official records for Houston were kept at the Weather Bureau in downtown from July 1888 to May 1969, and at Intercontinental since June 1969.[1]

References

edit
  1. ^ ThreadEx
  2. ^ "NowData – NOAA Online Weather Data". National Oceanic and Atmospheric Administration. Retrieved 2021-05-31.
  3. ^ "Station Name: TX HOUSTON INTERCONT AP". U.S. Climate Normals 2020: U.S. Monthly Climate Normals (1991–2020). National Oceanic & Atmospheric Administration. Retrieved 2021-05-31.
  4. ^ "WMO Climate Normals for HOUSTON/INTERCONTINENTAL, TX 1961–1990". National Oceanic and Atmospheric Administration. Retrieved 2020-07-18.
  5. ^ "Historical UV Index Data - Houston,TX". UV Index Today. Retrieved April 20, 2023.