Houston Weather History (TX)

Summary
  Temp.
(ºF)
Relative Humidity
(Percentage)
Extreme Temp.
(Days Per Month)
Rain
(Inches)
Cloudiness
(Days Per Month)
  Average A.M. P.M. Below
32º
Above
90º
Average Clear Partly
Cloudy
Cloudy
January 50.4 85% 67% 7 0 3.3 7 5 18
February 53.9 86% 64% 4 N/A 3.0 7 5 16
March 60.6 87% 63% 1 N/A 2.9 7 6 18
April 68.3 89% 62% N/A 1 3.2 7 7 16
May 74.5 91% 64% 0 6 5.2 6 11 14
June 80.4 92% 63% 0 20 5.0 7 13 9
July 82.6 92% 61% 0 27 3.6 7 16 8
August 82.3 93% 61% 0 26 3.5 6 17 8
September 78.2 92% 63% 0 16 4.9 9 11 10
October 69.6 91% 60% N/A 3 4.3 11 9 11
November 61.0 89% 63% 1 0 3.8 9 7 14
December 53.5 87% 65% 5 0 3.5 7 6 18
Annual 67.9 90% 63% 18 99 46.1 90 114 161


Average Temperature (ºF)
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
50.4 53.9 60.6 68.3 74.5 80.4 82.6 82.3 78.2 69.6 61.0 53.5

Relative Humidity (Percentage)
Morning
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
85% 86% 87% 89% 91% 92% 92% 93% 92% 91% 89% 87%
Afternoon
67% 64% 63% 62% 64% 63% 61% 61% 63% 60% 63% 65%

Rain (Inches)
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
3.3 3.0 2.9 3.2 5.2 5.0 3.6 3.5 4.9 4.3 3.8 3.5

Cloudiness (Days Per Month)
  January February March
Clear 7 Days 7 Days 7 Days
Partly Cloudy 5 Days 5 Days 6 Days
Cloudy 18 Days 18 Days 18 Days
  April May June
Clear 7 Days 6 Days 7 Days
Partly Cloudy 7 Days 11 Days 13 Days
Cloudy 16 Days 14 Days 9 Days
  July August September
Clear 7 Days 6 Days 9 Days
Partly Cloudy 16 Days 17 Days 11 Days
Cloudy 8 Days 8 Days 10 Days
  October November December
Clear 11 Days 9 Days 7 Days
Partly Cloudy 9 Days 7 Days 6 Days
Cloudy 11 Days 14 Days 18 Days
  Clear Partly Cloudy Cloudy
 
Days Per Year 90 114 161


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