World Resorts USA Houston Weather

Houston weather in December

Weather in Houston: December

Average day temperature: 63.4°F
Average night temperature: 55.4°F
Sea water temperature: 62.8°F
Number of sunny days: 10 days
Day length: 10.2 - 10.4 hours
Number of rainy days: 3 days
Precipitation totals: 2.4 in.

Air temperature in December, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
13
26
39
52
65
78
91
104
Day temperature   
Night temperature

The highest day temperature during December of 2024 was 78°F. At the same time the lowest night temperature was 41°F. Day and night temperature averages during December were 65.2°F and 57.2°F.

Sea water temperature in Houston in December, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
52
55
58
61
64
67
70
73

The average sea water temperature in December of 2024 was 62.3°F. The highest and lowest sea temperatures during the month were 65.1°F and 59.4°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
30%
23%
47%

Mostly all days in December are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in December, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.2
2.3
3.5
4.6
5.8
6.9
8.1
1.8
2.8
5.1
6.8
6.0
5.8
5.6
2.9
2.5
2.0
2.3
2.7
1.8
2.8
5.1
6.8
6.0
5.8
5.6
2.9
2.5
2.0
2.3

Precipitation total value in Houston in December is 2.7 in. Other months of the year show relatively similar values.

Wind speed in December, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.6
3.2
4.9
6.5
8.1
9.7
11.3
12.9
7.4
7.4
6.6
6.9
7.1
7.6
8.7
9.4
9.1
8.4
8.1
7.6
7.4
7.4
6.6
6.9
7.1
7.6
8.7
9.4
9.1
8.4
8.1

The average wind speed value in December is 7.6 mph

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.5
2.9
4.4
5.8
7.3
8.7
10.2
4.9
7.5
7.9
8.5
7.8
8.4
7.5
6.7
6.1
4.9
5.5
4.8
4.9
7.5
7.9
8.5
7.8
8.4
7.5
6.7
6.1
4.9
5.5

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 4.8.

Best time for vacation in Houston

Sunniest months:
October 16 days
August 13 days
July 12 days
Warmest months:
August 93.8 °F
July 92.6 °F
June 91.2 °F
Warmest sea temp:
August 86.8 °F
July 86.1 °F
June 84.2 °F
Coldest months:
January 58.6 °F
February 63.1 °F
December 63.4 °F
Rainiest months:
August 8 days
July 7 days
June 7 days
Windiest months:
April 10.1 mph
May 9.5 mph
March 9.5 mph

Houston on a weather map

Leaflet | Tiles © Esri
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24 Hours Forecast
Houston
Local time: 01:22
February 20, thursday
0300
30°F
S
12 mph
0600
28°F
S
12 mph
0900
30°F
SW
11 mph
1200
37°F
SW
9 mph
1500
46°F
SW
8 mph
1800
46°F
SW
9 mph
2100
41°F
SW
7 mph
February 21, friday
0000
37°F
SW
10 mph
Units of measurement: °C / °F