San Antonio 21 December Weather

Altitude - 611m | 10°7′12″N,63°43′48″W | map (OSM)

San Antonio

°F

7:30 amPartly Cloudy1mphS

Thu, December 18, 20258:14 AM (GMT -04:00)

Climatic norm in San Antonio Dec 21

71°
79°
87°

minimum
average
maximum

Sunday Dec 21 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	66°	65°	65°	73°	81°	81°	74°	69°
wind	0mph	0mph	0mph	3mph	7mph	6mph	3mph	0mph
pressure in	27.87	27.84	27.85	27.91	27.90	27.84	27.83	27.86

Saturday Dec 21 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	68°	67°	68°	75°	81°	82°	77°	72°
wind	1mph	2mph	2mph	4mph	5mph	4mph	2mph	2mph
pressure in	27.87	27.85	27.86	27.93	27.92	27.85	27.84	27.88

Thursday Dec 21 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	70°	69°	67°	76°	83°	83°	76°	70°
wind	0mph	0mph	0mph	3mph	5mph	4mph	2mph	0mph
pressure in	27.82	27.80	27.81	27.88	27.88	27.83	27.82	27.86

Wednesday Dec 21 2022	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	66°	64°	64°	72°	80°	80°	74°	66°
wind	0mph	0mph	1mph	3mph	7mph	7mph	3mph	0mph
pressure in	27.90	27.87	27.89	27.94	27.93	27.86	27.86	27.89

Tuesday Dec 21 2021	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	69°	67°	67°	73°	79°	78°	74°	70°
wind	0mph	0mph	0mph	2mph	5mph	4mph	3mph	0mph
pressure in	27.84	27.80	27.81	27.87	27.87	27.80	27.79	27.83

Monday Dec 21 2020	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	67°	67°	66°	73°	80°	79°	74°	70°
wind	0mph	0mph	1mph	3mph	6mph	5mph	3mph	1mph
pressure in	27.86	27.83	27.86	27.93	27.93	27.86	27.86	27.90

Saturday Dec 21 2019	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	68°	67°	67°	72°	79°	80°	76°	71°
wind	2mph	2mph	2mph	4mph	7mph	7mph	4mph	1mph
pressure in	27.86	27.83	27.85	27.91	27.90	27.82	27.82	27.87

Friday Dec 21 2018	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	68°	66°	65°	73°	81°	82°	74°	68°
wind	0mph	0mph	0mph	3mph	7mph	6mph	2mph	0mph
pressure in	27.91	27.87	27.89	27.97	27.97	27.91	27.90	27.92

* San Antonio weather for December 21 is prepared on the basis of GFS data and is intended for personal use in the "as is" (as is) format. You can see on this page San Antonio Weather for December 21, as well as compare air temperature with the climate norm for this date. Perhaps you will be interested - for comparison, the actual weather on December 21 for previous years is presented.