Southern Agricultural Research Center | Montana State University

"Serving the Land Grant Mission in South Central Montana"

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Hysham Weather Trends

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Date	Max	Min	Avg	Ppt	ETr	RH	BP	Rad	Ws	Wg
	- Air Temperature ° F -			--- in ---		%	in Hg	w m^-2	--- mph ---
26-Nov	36.8	14.0	27.2	0.00	0.00	99.4	30.2	203	3.1	13.9
27-Nov	35.9	22.8	30.8	0.00	0.01	99.4	30.3	178	6.6	16.3
28-Nov	31.8	17.0	25.9	0.01	0.00	99.2	30.0	99	12.5	28.4
29-Nov	20.3	-5.2	9.7	0.00	0.02	88.8	30.4	365	7.5	25.1
30-Nov	15.0	-9.3	-0.1	0.00	0.01	90.5	30.2	360	2.3	9.1
1-Dec	35.9	0.3	20.4	0.00	0.04	74.9	30.0	340	6.7	18.1
2-Dec	38.4	32.6	35.6	0.15	0.01	92.2	29.8	143	11.1	19.2
3-Dec	32.9	16.7	22.1	0.01	0.01	97.3	29.7	234	6.6	22.6
4-Dec	42.5	16.8	32.6	0.00	0.04	88.4	29.8	294	9.4	23.5
5-Dec	44.7	31.2	36.7	0.00	0.04	79.2	29.8	320	7.1	17.7
6-Dec	35.1	13.8	22.9	0.03	0.00	99.2	29.8	133	5.9	15.5
7-Dec	42.9	10.2	29.0	0.04	0.03	87.9	30.0	287	5.1	18.1
8-Dec	48.1	34.8	40.5	0.00	0.06	71.2	29.9	117	9.5	18.9
9-Dec	58.5	33.1	43.3	0.01	0.08	72.8	29.7	95	14.0	36.7

PPT = precipitation (in); ETr = Reference evapo-transpiration (in); RH = relative humidity (%);
BP = barometric pressure (in Hg); RAD = peak solar radiation (watts/m²); WS = average wind speed (mph); WG = peak wind gust (mph);