Mercer Island March Weather Averages Washington, United States of America

March Weather Averages for Mercer Island

High Temp	11°C	51°F
Low Temp	3°C	37°F
Avg Temp	6°C	43°F
Sunshine Hours	103 hours
Rainfall	147.86 mm	5.82 In
Rain days	13 days
Pressure	1016 mb	30 In

Mercer Island March Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2009	8°C / 46°F	0°C / 33°F	4°C / 39°F	127 hours	143.98 mm / 5.67 In	17 days	1018 mb / 31 In
2010	12°C / 53°F	3°C / 37°F	7°C / 44°F	193 hours	129.90 mm / 5.11 In	9 days	1016 mb / 30 In
2011	10°C / 49°F	2°C / 36°F	6°C / 42°F	53 hours	223.50 mm / 8.80 In	20 days	1012 mb / 30 In
2012	8°C / 47°F	1°C / 34°F	5°C / 40°F	83 hours	217.50 mm / 8.56 In	19 days	1011 mb / 30 In
2013	12°C / 53°F	3°C / 37°F	7°C / 44°F	154 hours	104.58 mm / 4.12 In	10 days	1020 mb / 31 In
2014	11°C / 52°F	3°C / 38°F	7°C / 44°F	84 hours	262.20 mm / 10.32 In	19 days	1016 mb / 30 In
2015	13°C / 55°F	4°C / 40°F	8°C / 47°F	97 hours	146.79 mm / 5.78 In	10 days	1019 mb / 31 In
2016	12°C / 53°F	4°C / 40°F	8°C / 46°F	84 hours	201.12 mm / 7.92 In	18 days	1013 mb / 30 In
2017	9°C / 49°F	3°C / 38°F	6°C / 43°F	36 hours	256.60 mm / 10.10 In	19 days	1016 mb / 30 In
2018	12°C / 53°F	3°C / 37°F	7°C / 44°F	133 hours	81.00 mm / 3.19 In	9 days	1016 mb / 30 In
2019	14°C / 57°F	2°C / 36°F	7°C / 45°F	222 hours	42.30 mm / 1.67 In	5 days	1020 mb / 31 In
2020	10°C / 50°F	3°C / 37°F	6°C / 43°F	76 hours	109.20 mm / 4.30 In	12 days	1018 mb / 31 In
2021	11°C / 52°F	3°C / 37°F	7°C / 44°F	73 hours	98.49 mm / 3.88 In	12 days	1019 mb / 31 In
2022	11°C / 52°F	4°C / 39°F	7°C / 45°F	40 hours	131.70 mm / 5.19 In	12 days	1019 mb / 31 In
2023	10°C / 50°F	1°C / 34°F	5°C / 41°F	86 hours	90.37 mm / 3.56 In	8 days	1013 mb / 30 In
2024	11°C / 52°F	3°C / 38°F	7°C / 44°F	112 hours	126.57 mm / 4.98 In	12 days	1014 mb / 30 In

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