Precipitation Data for Roy, MT 59471

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	0.41	0.32	0.76	1.23	2.65	2.41	1.81	1.3	1.18	0.92	0.51	0.51	14.01	-
5yr Avg (2013-2017) View in Rain Harvest Calculator	0.51	0.29	0.47	1.20	2.96	2.39	1.46	2.44	1.79	1.53	0.39	0.68	16.11	115%
Recent Years
2017 View in Rain Harvest Calculator	0.50	0.68	0.42	0.60	1.00	0.36	0.20	0.05	2.47	0.74	0.50	1.03	8.55	61%
2016 View in Rain Harvest Calculator	0.36	0.10	0.34	3.06	4.58	0.98	2.98	0.95	2.72	4.84	0.0	0.32	21.23	152%
2015 View in Rain Harvest Calculator	0.77	0.34	0.40	1.20	2.43	1.72	2.00	1.07	0.85	1.40	0.76	0.81	13.75	98%
2014 View in Rain Harvest Calculator	0.47	0.32	0.86	0.29	0.84	2.28	0.08	8.59	1.51	0.28	0.52	0.34	16.38	117%
2013 View in Rain Harvest Calculator	0.46	0.03	0.34	0.87	5.93	6.60	2.02	1.52	1.42	0.40	0.16	0.88	20.63	147%