San Marcos December Weather Averages Guerrero, Mexico

December Weather Averages for San Marcos

High Temp	29°C	85°F
Low Temp	18°C	64°F
Avg Temp	22°C	72°F
Sunshine Hours	352 hours
Rainfall	2.24 mm	0.09 In
Rain days	0 days
Pressure	1016 mb	30 In

San Marcos December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2009	28°C / 83°F	18°C / 65°F	22°C / 72°F	339 hours	0.40 mm / 0.02 In	0 days	1015 mb / 30 In
2010	28°C / 83°F	15°C / 60°F	21°C / 69°F	372 hours	0.70 mm / 0.03 In	0 days	1016 mb / 30 In
2011	29°C / 85°F	17°C / 63°F	22°C / 72°F	370 hours	0.50 mm / 0.02 In	0 days	1016 mb / 30 In
2012	30°C / 86°F	18°C / 65°F	23°C / 73°F	372 hours	0.00 mm / 0.00 In	0 days	1015 mb / 30 In
2013	29°C / 83°F	18°C / 65°F	22°C / 72°F	372 hours	0.20 mm / 0.01 In	0 days	1016 mb / 30 In
2014	29°C / 84°F	17°C / 63°F	22°C / 72°F	340 hours	1.90 mm / 0.07 In	0 days	1016 mb / 30 In
2015	29°C / 84°F	19°C / 65°F	23°C / 73°F	346 hours	3.36 mm / 0.13 In	1 days	1014 mb / 30 In
2016	30°C / 85°F	19°C / 67°F	23°C / 74°F	367 hours	3.02 mm / 0.12 In	1 days	1016 mb / 30 In
2017	30°C / 86°F	18°C / 65°F	23°C / 74°F	372 hours	0.00 mm / 0.00 In	0 days	1017 mb / 31 In
2018	28°C / 83°F	18°C / 65°F	23°C / 73°F	366 hours	3.20 mm / 0.13 In	1 days	1016 mb / 30 In
2019	29°C / 85°F	19°C / 67°F	24°C / 75°F	365 hours	0.00 mm / 0.00 In	0 days	1015 mb / 30 In
2020	31°C / 87°F	20°C / 68°F	25°C / 77°F	361 hours	0.00 mm / 0.00 In	0 days	1016 mb / 30 In
2021	32°C / 90°F	19°C / 66°F	24°C / 76°F	372 hours	0.00 mm / 0.00 In	0 days	1014 mb / 30 In
2022	30°C / 87°F	18°C / 65°F	23°C / 74°F	356 hours	5.10 mm / 0.20 In	0 days	1015 mb / 30 In
2023	27°C / 80°F	15°C / 59°F	20°C / 69°F	303 hours	19.68 mm / 0.77 In	1 days	1015 mb / 30 In
2024	28°C / 83°F	13°C / 56°F	20°C / 67°F	263 hours	0.00 mm / 0.00 In	0 days	1017 mb / 31 In
2025	30°C / 85°F	14°C / 58°F	21°C / 70°F	352 hours	0.00 mm / 0.00 In	0 days	1016 mb / 30 In

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