San Marcos 18 December Weather

Altitude - 582m | 11°54′36″N,86°12′0″W | map (OSM)

San Marcos

°F

12:30 pmFair7mphE

Sat, December 6, 20251:09 PM (GMT -06:00)

Climatic norm in San Marcos Dec 18

68°
78°
87°

minimum
average
maximum

Thursday Dec 18 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	72°	70°	71°	79°	84°	83°	78°	74°
wind	9mph	7mph	7mph	13mph	15mph	14mph	10mph	9mph
pressure in	27.92	27.90	27.90	27.94	27.93	27.90	27.88	27.90

Wednesday Dec 18 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	73°	72°	72°	79°	83°	83°	78°	75°
wind	8mph	8mph	7mph	13mph	15mph	12mph	7mph	7mph
pressure in	27.98	27.94	27.97	28.03	27.99	27.93	27.94	27.97

Monday Dec 18 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	73°	72°	70°	76°	81°	81°	76°	73°
wind	8mph	7mph	7mph	10mph	13mph	12mph	10mph	10mph
pressure in	27.91	27.89	27.92	27.99	27.96	27.91	27.91	27.96

Sunday Dec 18 2022	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	71°	71°	71°	77°	82°	82°	77°	73°
wind	9mph	8mph	9mph	14mph	18mph	15mph	12mph	12mph
pressure in	27.92	27.89	27.93	27.99	27.95	27.89	27.92	27.97

Saturday Dec 18 2021	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	72°	71°	71°	78°	83°	82°	78°	74°
wind	9mph	8mph	8mph	12mph	13mph	11mph	10mph	10mph
pressure in	27.94	27.91	27.94	27.99	27.95	27.89	27.91	27.96

Friday Dec 18 2020	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	71°	70°	70°	76°	82°	81°	75°	72°
wind	12mph	12mph	12mph	16mph	17mph	15mph	11mph	12mph
pressure in	27.98	27.96	27.97	28.03	28.00	27.93	27.94	27.99

Wednesday Dec 18 2019	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	72°	70°	71°	79°	84°	84°	77°	74°
wind	6mph	6mph	6mph	11mph	13mph	12mph	9mph	9mph
pressure in	27.88	27.84	27.88	27.93	27.90	27.85	27.86	27.90

Tuesday Dec 18 2018	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	70°	69°	69°	77°	82°	82°	76°	72°
wind	13mph	11mph	10mph	15mph	17mph	15mph	11mph	11mph
pressure in	28.00	27.97	27.98	28.04	28.01	27.94	27.94	27.98

* San Marcos weather for December 18 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 Marcos Weather for December 18, 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 18 for previous years is presented.