Ontario March Weather Averages California, United States of America

March Weather Averages for Ontario

High Temp	20°C	68°F
Low Temp	9°C	47°F
Avg Temp	14°C	56°F
Sunshine Hours	268 hours
Rainfall	70.53 mm	2.78 In
Rain days	4 days
Pressure	1016 mb	30 In

Ontario March Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	22°C / 71°F	7°C / 45°F	14°C / 57°F	347 hours	3.70 mm / 0.15 In	2 days	1017 mb / 31 In
2009	20°C / 69°F	7°C / 44°F	13°C / 55°F	317 hours	8.60 mm / 0.34 In	2 days	1016 mb / 30 In
2010	20°C / 68°F	7°C / 44°F	12°C / 54°F	305 hours	24.80 mm / 0.98 In	2 days	1016 mb / 30 In
2011	19°C / 66°F	7°C / 45°F	12°C / 54°F	271 hours	104.04 mm / 4.10 In	5 days	1017 mb / 31 In
2012	19°C / 66°F	6°C / 44°F	12°C / 53°F	322 hours	65.74 mm / 2.59 In	3 days	1016 mb / 30 In
2013	23°C / 73°F	9°C / 49°F	15°C / 59°F	327 hours	10.80 mm / 0.43 In	1 days	1016 mb / 30 In
2014	22°C / 71°F	10°C / 50°F	15°C / 59°F	295 hours	24.20 mm / 0.95 In	1 days	1016 mb / 30 In
2015	25°C / 77°F	11°C / 52°F	17°C / 63°F	293 hours	18.00 mm / 0.71 In	3 days	1017 mb / 31 In
2016	22°C / 72°F	10°C / 51°F	16°C / 60°F	294 hours	40.20 mm / 1.58 In	5 days	1015 mb / 30 In
2017	24°C / 75°F	11°C / 52°F	17°C / 62°F	320 hours	10.50 mm / 0.41 In	1 days	1017 mb / 31 In
2018	20°C / 67°F	11°C / 51°F	15°C / 59°F	252 hours	93.37 mm / 3.68 In	6 days	1017 mb / 31 In
2019	19°C / 66°F	10°C / 51°F	14°C / 58°F	281 hours	91.70 mm / 3.61 In	5 days	1017 mb / 31 In
2020	16°C / 61°F	8°C / 46°F	12°C / 53°F	104 hours	132.02 mm / 5.20 In	8 days	1017 mb / 30 In
2021	18°C / 65°F	8°C / 46°F	13°C / 55°F	271 hours	50.27 mm / 1.98 In	5 days	1017 mb / 31 In
2022	23°C / 73°F	9°C / 49°F	15°C / 59°F	292 hours	37.30 mm / 1.47 In	2 days	1016 mb / 30 In
2023	15°C / 60°F	5°C / 41°F	9°C / 49°F	207 hours	31.47 mm / 1.24 In	5 days	1017 mb / 31 In
2024	17°C / 62°F	7°C / 45°F	12°C / 53°F	234 hours	79.02 mm / 3.11 In	4 days	1015 mb / 30 In
2025	15°C / 60°F	7°C / 45°F	11°C / 52°F	176 hours	377.01 mm / 14.84 In	8 days	1018 mb / 31 In

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