Precipitation Data for Helena, MT 59602

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Total	% of 30yr Avg
30yr Avg (1981-2010) View in Rain Harvest Calculator	0.54	0.54	0.76	1.24	2.16	2.23	1.6	1.3	1.24	1.04	0.86	0.64	14.15	-
5yr Avg (2013-2017) View in Rain Harvest Calculator	0.47	0.54	0.36	0.77	1.62	1.27	0.88	0.94	1.30	0.72	0.56	0.80	10.23	72%
Recent Years
2017 View in Rain Harvest Calculator	0.64	0.81	0.61	0.76	1.52	0.93	0.52	0.0	1.64	0.44	0.82	1.38	10.07	71%
2016 View in Rain Harvest Calculator	0.38	0.13	0.26	1.23	1.82	0.90	0.90	0.78	0.87	2.09	0.10	0.92	10.38	73%
2015 View in Rain Harvest Calculator	0.60	0.40	0.12	0.51	2.15	1.01	1.34	0.30	2.01	0.19	0.52	0.68	9.83	69%
2014 View in Rain Harvest Calculator	0.56	1.16	0.74	0.91	0.32	1.46	0.80	2.36	0.73	0.33	1.18	0.62	11.17	79%
2013 View in Rain Harvest Calculator	0.15	0.20	0.08	0.44	2.29	2.05	0.84	1.26	1.24	0.54	0.18	0.38	9.65	68%