MARCH CLIMATIC NORMALS - BROWNSVILLE, TX

DAY	AVG. HIGH TEMP.	AVG. LOW TEMP.	AVG. DAILY TEMP.	AVG. HEATING DEG. DAY	AVG. COOLING DEG. DAY	AVG. DAILY PCPN.
1	75	55	65	3	3	.02
2	75	56	66	2	3	.02
3	76	56	66	2	3	.02
4	76	56	66	2	3	.02
5	76	56	66	2	3	.02
6	76	57	66	2	3	.02
7	77	57	67	2	4	.02
8	77	57	67	2	4	.02
9	77	57	67	2	4	.02
10	77	58	67	2	4	.01
11	77	58	68	2	5	.01
12	78	58	68	2	5	.01
13	78	58	68	2	5	.01
14	78	58	68	2	5	.01
15	78	59	69	1	5	.01
16	78	59	69	1	5	.01
17	79	59	69	1	5	.01
18	79	60	69	1	5	.01
19	79	60	69	1	5	.01
20	79	60	70	1	6	.02
21	80	60	70	1	6	.02
22	80	61	70	1	6	.02
23	80	61	70	1	6	.02
24	80	61	71	1	7	.02
25	80	61	71	1	7	.02
26	80	62	71	1	7	.02
27	81	62	72	0	7	.02
28	81	62	72	0	7	.02
29	81	62	72	0	7	.02
30	81	63	72	0	7	.02
31	81	63	72	0	7	.02

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These normals are based on temperature and rainfall data collected in Brownsville, TX from 1961 - 1990.

The heating and cooling degree day data was computed using a base temperature of 65 Degrees F.

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