日	気温℃ 平均	気温℃ 最高	気温℃ 最低	湿度％平均	湿度％最大	湿度％最小	最大風速 m/s	最大時風向	降水量 mm	平均地温 5cm	平均地温 15cm
1997年5月 FM大谷山
1	12.0	17.8	8.2	77.2	98.0	52.0	1.90	WNW	0.0	12.7	11.8
2	14.1	20.6	8.1	73.1	100.7	51.1	1.50	WNW	0.0	13.7	12.6
3	11.5	14.5	7.1	70.6	96.6	41.2	2.10	WSW	0.0	12.9	12.7
4	12.5	18.6	7.4	88.9	101.3	48.5	1.90	WNW	6.0	13.1	12.2
5	16.6	22.5	12.9	67.8	90.8	47.7	3.30	NW	0.5	14.9	13.8
6	18.6	24.9	11.1	55.3	85.6	36.8	2.80	NW	0.0	15.5	14.2
7	15.0	19.3	10.6	74.6	98.6	39.1	1.00	W	0.0	14.7	14.5
8	16.6	21.5	10.7	78.0	100.5	57.3	2.90	W	9.5	14.7	13.9
9	10.4	14.1	7.0	68.9	89.5	50.6	2.30	W	0.5	14.9	14.4
10	12.6	18.2	7.4	34.5	61.5	18.1	2.60	NW	0.0	13.4	13.4
11	15.2	20.9	10.7	53.6	68.4	37.9	1.50	WNW	0.0	14.4	13.7
12	13.6	18.9	8.5	71.8	99.3	48.9	1.40	W	0.0	14.5	14.1
13	10.2	13.1	7.4	93.8	101.1	82.1	1.30	N	1.0	13.4	13.6
14	11.9	13.4	11.0	101.5	101.8	100.8	0.20	WNW	18.5	13.1	13.1
15	14.6	17.1	12.0	97.7	102.0	77.1	1.80	W	2.5	14.2	13.5
16	18.8	24.5	15.4	78.5	93.3	63.8	1.00	W	0.0	16.4	15.0
17	16.2	19.7	10.1	70.1	101.1	38.5	2.80	W	0.0	16.7	16.0
18	13.2	20.1	8.1	78.0	101.1	57.2	2.00	SW	0.0	15.1	15.0
19	13.6	17.4	9.1	62.7	97.7	23.5	0.90	WNW	0.5	14.5	14.6
20	9.4	11.2	7.2	97.0	101.7	78.9	3.90	NW	11.0	12.9	13.5
21	9.1	15.3	5.9	93.9	101.3	69.4	1.00	WNW	27.0	11.7	12.3
22	7.5	11.2	5.2	96.6	101.7	80.0	0.90	SW	20.0	11.0	11.5
23	7.5	8.2	6.8	102.0	102.5	101.2	0.70	WNW	13.0	10.4	11.1
24	9.6	11.7	8.1	101.0	102.5	92.8	1.20	NE	47.0	11.2	11.2
25	11.8	18.3	8.7	95.2	102.1	58.6	0.90	ENE	39.0	12.1	11.9
26	10.2	16.3	7.0	87.1	101.7	57.1	1.60	NNE	37.0	11.7	11.9
27	9.8	15.7	6.9	84.0	102.2	49.4	2.30	SSE	0.5	12.7	12.1
28	12.7	20.1	6.2	64.9	97.5	42.3	0.80	NW	0.0	13.8	13.0
29	13.6	17.5	9.8	77.8	93.3	59.2	1.40	SW	0.0	14.5	14.0
30	14.3	17.5	12.2	76.0	93.7	62.5	0.40	WSW	0.0	14.2	14.0
31	14.0	19.3	11.8	89.8	101.5	66.4	0.70	SW	5.0	15.0	14.2
月合計									238.5
月平均	12.8	17.4	9.0	79.4	96.5	57.7	1.65		7.7	13.7	13.3
月最大	18.8	24.9	15.4	102.0	102.5	101.2	3.90		47.0	16.7	16.0
月最小	7.5	8.2	5.2	34.5	61.5	18.1	0.20		0.0	10.4	11.1