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
2000年5月　FM草木（横川土場）
1	11.0	18.1	6.2	77.6	98.6	44.4	0.60	SSW	0.0	12.9	12.2
2	11.5	16.4	5.6	88.3	99.2	65.0	0.90	WSW	0.5	13.2	12.7
3	9.7	16.8	6.2	93.6	100.8	63.5	1.20	WNW	11.0	13.8	13.2
4	7.9	15.3	2.3	75.7	101.3	36.2	1.40	SSW	0.0	13.0	12.8
5	10.0	18.4	2.6	69.2	91.5	25.5	1.10	NW	0.0	13.0	12.6
6	9.4	15.2	2.6	89.5	100.6	65.7	1.10	SSW	0.0	13.9	13.4
7	12.7	16.9	9.3	91.5	101.0	70.0	0.80	SE	1.0	14.5	13.8
8	12.6	19.4	7.9	92.0	100.9	52.1	0.80	W	10.0	15.0	14.3
9	14.8	24.1	8.7	67.7	100.5	17.5	1.10	WNW	0.0	15.9	14.9
10	12.5	17.7	7.1	78.7	93.7	58.2	1.00	SSW	0.0	16.2	15.4
11	11.6	14.7	8.8	86.5	100.1	65.7	0.80	S	1.5	15.3	15.1
12	12.9	17.6	9.8	91.6	100.8	62.1	1.30	S	8.5	15.5	14.9
13	13.2	15.8	11.9	98.4	100.9	85.7	0.50	NW	5.5	15.6	15.1
14	12.6	17.8	9.6	95.1	100.7	73.9	0.80	E	22.0	15.7	15.2
15	11.4	17.8	8.0	94.6	101.0	66.6	0.80	SSE	28.0	15.1	15.0
16	11.5	19.0	6.4	87.4	101.0	44.8	1.60	S	1.0	15.0	14.7
17	11.4	16.5	9.3	94.0	100.6	68.5	1.30	SE	6.5	15.4	15.0
18	10.4	14.9	7.7	98.5	100.8	83.1	0.30	SSE	15.0	14.5	14.5
19	10.3	13.6	7.3	95.9	100.9	78.2	0.60	NW	0.0	13.7	13.8
20	9.5	10.7	8.9	100.1	100.7	98.4	0.20	SE	21.0	13.2	13.4
21	10.8	14.6	8.8	98.7	100.8	84.5	0.30	SSE	10.0	13.4	13.2
22	12.9	19.6	7.8	90.7	100.8	59.3	0.60	SW	0.0	14.7	14.0
23	15.4	21.9	10.7	87.5	99.7	58.9	1.20	SSE	0.5	15.9	15.1
24	14.1	20.6	9.5	93.6	99.9	66.8	0.80	SE	4.0	16.6	15.8
25	14.0	21.0	8.2	83.9	99.5	54.6	0.80	SE	0.0	16.2	15.7
26	17.2	26.2	9.8	80.7	100.3	38.5	0.90	S	0.0	17.4	16.4
27	15.8	20.2	11.8	83.0	99.5	60.1	1.00	SE	0.5	17.6	17.0
28	17.9	26.4	12.5	83.7	100.8	43.9	0.70	NNE	2.0	18.4	17.3
29	16.0	22.3	10.9	60.8	86.1	33.1	1.10	SSW	0.0	18.3	17.6
30	16.9	25.4	10.2	65.4	87.2	28.8	0.80	N	0.0	18.1	17.4
31	13.6	16.1	11.6	91.4	100.8	77.4	1.10	SE	8.0	17.2	17.1
月合計									156.5
月平均	12.6	18.4	8.3	86.6	99.1	59.1	0.89		5.0	15.3	14.8
月最大	17.9	26.4	12.5	100.1	101.3	98.4	1.60		28.0	18.4	17.6
月最小	7.9	10.7	2.3	60.8	86.1	17.5	0.20		0.0	12.9	12.2