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San Antonio, Texas Climate Guide to the Average Weather & Temperatures with Graphs Elucidating Sunshine and Rainfall Data & Information about Wind Speeds & Humidity:
- San Antonio, Texas, Usa latitude & longitude; 29°32'N 98°28'W.
- Altitude; 240 m (787 ft).
- The average temperature in San Antonio, Texas, Usa is 20.3 °C (69 °F).
- The range of average monthly temperatures is 18 °C.
- The warmest average max/ high temperature is 35 °C (95 °F) in August.
- The coolest average min/ low temperature is 5 °C (41 °F) in January.
- San Antonio, Texas receives on average 708 mm (27.9 in) of precipitation annually or 59 mm (2.3 in) each month.
- On balance there are 82 days annually on which greater than 0.1 mm (0.004 in) of precipitation (rain, sleet, snow or hail) occurrs or 6.8 days on an average month.
- The month with the driest weather is November when on balance 35 mm (1.4 in) of rain, sleet, hail or snow falls across 6 days.
- The month with the wettest weather is September when on balance 89 mm (3.5 in) of rain, sleet, hail or snow falls across 7 days.
- Mean relative humidity for an average year is recorded as 54.9% and on a monthly basis it ranges from 49% in August to 62% in January.
- There is an average range of hours of sunshine in San Antonio, Texas of between 5.1 hours per day in January and 11.1 hours per day in July.
- On balance there are 2877 sunshine hours annually and approximately 7.9 sunlight hours for each day.
- On balance there are 21 days annually registering frost in San Antonio, Texas and in January there are on average 8 days with frost.
San Antonio, Texas Climate Graph (Metric | Imperial units)
Add the San Antonio, Texas Climate Graph (metric) to your web page!
Use our metric climate graph for San Antonio, Texas on your travel or accommodation website to help people thinking of booking a flight or hotel, renting a villa or purchasing property etc. (a back link is required):
San Antonio, Texas Weather Averages
| |
Average Minimum Temperatures in San Antonio, Texas, Usa (°C) |
Average Maximum Temperature in San Antonio, Texas, Usa (°C) |
San Antonio, Texas Average Temperature (°C) |
Average Sea Temp (°C) |
Average Precipitation/ Rainfall (mm) |
Wet Days (>0.1 mm) |
Average Sunlight Hours/ Day |
Relative Humidity (%) |
Average Wind Speed in San Antonio, Texas (Beaufort) |
Average Number of Days with Frost |
|
| Weather in San Antonio, Texas in January |
5 |
17 |
11 |
- |
44 |
8 |
5.1 |
62 |
3 |
8 |
Average Temperature in San Antonio, Texas in January |
| Weather in San Antonio, Texas in February |
7 |
19 |
13 |
- |
42 |
8 |
5.9 |
60 |
3 |
4 |
Average Temperature in San Antonio, Texas in February |
| Weather in San Antonio, Texas in March |
10 |
22 |
16 |
- |
42 |
7 |
6.9 |
54.0 |
3 |
2 |
Average Temperature in San Antonio, Texas in March |
| Weather in San Antonio, Texas in April |
14 |
26 |
20 |
- |
72 |
8 |
7.2 |
54 |
3 |
0 |
Average Temperature in San Antonio, Texas in April |
| Weather in San Antonio, Texas in May |
19 |
30 |
25 |
- |
88 |
8 |
8.6 |
57 |
3 |
0 |
Average Temperature in San Antonio, Texas in May |
| Weather in San Antonio, Texas in June |
22 |
33 |
28 |
- |
75 |
6 |
10.1 |
54 |
3 |
0 |
Average Temperature in San Antonio, Texas in June |
| Weather in San Antonio, Texas in July |
23 |
34 |
29 |
- |
53 |
5 |
11.1 |
50 |
3 |
0 |
Average Temperature in San Antonio, Texas in July |
| Weather in San Antonio, Texas in August |
23 |
35 |
29 |
- |
60 |
5 |
10.6 |
49 |
3 |
0 |
Average Temperature in San Antonio, Texas in August |
| Weather in San Antonio, Texas in September |
20 |
31 |
26 |
- |
89 |
7 |
9.2 |
53 |
3 |
0 |
Average Temperature in San Antonio, Texas in September |
| Weather in San Antonio, Texas in October |
15 |
28 |
22 |
- |
64 |
6 |
7.9 |
53 |
3 |
0 |
Average Temperature in San Antonio, Texas in October |
| Weather in San Antonio, Texas in November |
9 |
21 |
15 |
- |
35 |
6 |
5.9 |
54 |
3 |
2 |
Average Temperature in San Antonio, Texas in November |
| Weather in San Antonio, Texas in December |
6 |
19 |
12.5 |
- |
44 |
8 |
5.8 |
59 |
3 |
5 |
Average Temperature in San Antonio, Texas in December |
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Add the San Antonio, Texas Climograph/ Climate Chart (imperial) to your web page!
Use our imperial climate chart for San Antonio, Texas on your travel or accommodation website to help people thinking of booking a flight or hotel, renting a villa or purchasing property etc. (a back link is required):
San Antonio, Texas Temperatures in Farenheit
| |
Average Minimum Temperatures in San Antonio, Texas, Usa (°F) |
Average Maximum Temperature in San Antonio, Texas, Usa (°F) |
Average Temperature (°F) |
Average Sea Temp (°F) |
Average Precipitation/ Rainfall (in) |
Wet Days (>0.004 in) |
Average Sunlight Hours/ Day |
Relative Humidity (%) |
Average Wind Speed (Beaufort) |
Average Number of Days with Frost |
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| Temperatures in San Antonio, Texas in January |
41 |
63 |
52 |
- |
1.7 |
8 |
5.1 |
62 |
3 |
8 |
Climate in San Antonio, Texas in January |
| Temperatures in San Antonio, Texas in February |
45 |
66 |
55 |
- |
1.7 |
8 |
5.9 |
60 |
3 |
4 |
Climate in San Antonio, Texas in February |
| Temperatures in San Antonio, Texas in March |
50 |
72 |
61 |
- |
1.7 |
7 |
6.9 |
54 |
3 |
2 |
Climate in San Antonio, Texas in March |
| Temperatures in San Antonio, Texas in April |
57 |
79 |
68 |
- |
2.8 |
8 |
7.2 |
54 |
3 |
0 |
Climate in San Antonio, Texas in April |
| Temperatures in San Antonio, Texas in May |
66 |
86 |
76 |
- |
3.5 |
8 |
8.6 |
57 |
3 |
0 |
Climate in San Antonio, Texas in May |
| Temperatures in San Antonio, Texas in June |
72 |
91 |
82 |
- |
3.0 |
6 |
10.1 |
54 |
3 |
0 |
Climate in San Antonio, Texas in June |
| Temperatures in San Antonio, Texas in July |
73 |
93 |
83 |
- |
2.1 |
5 |
11.1 |
50 |
3 |
0 |
Climate in San Antonio, Texas in July |
| Temperatures in San Antonio, Texas in August |
73 |
95 |
84 |
- |
2.4 |
5 |
10.6 |
49 |
3 |
0 |
Climate in San Antonio, Texas in August |
| Temperatures in San Antonio, Texas in September |
68 |
88 |
78 |
- |
3.5 |
7 |
9.2 |
53 |
3 |
0 |
Climate in San Antonio, Texas in September |
| Temperatures in San Antonio, Texas in October |
59 |
82 |
71 |
- |
2.5 |
6 |
7.9 |
53 |
3 |
0 |
Climate in San Antonio, Texas in October |
| Temperatures in San Antonio, Texas in November |
48 |
70 |
59 |
- |
1.4 |
6 |
5.9 |
54 |
3 |
2 |
Climate in San Antonio, Texas in November |
| Temperatures in San Antonio, Texas in December |
43 |
66 |
55 |
- |
1.7 |
8 |
5.8 |
59 |
3 |
5 |
Climate in San Antonio, Texas in December |
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