天津图书馆

一、气压
  1.各月平均气压..........................77
  二、气温
  2.各月平均气温................77
  3.各月极端最高气温...............................................78
  4.各月极端最低气温..........................79
  5.各月逐旬平均气温................................80
  6.各月逐旬日最高气温≥30度日数.........................82
  7.各月逐旬日最高气温≥35度日数.........................82
  8.各月逐旬日最低气温≤-20度日数........................83
  9.各月逐旬日最低气温≤-10度日数........................83
  10.各月逐旬日最低气温≤0度日数及初、终期......................84
  11.1-4、10-12月最大降温度数及连续日数...............76
  12.1-4、10-12月各级降温次数....................88
  13.日平均气温稳定通过0、10度初、终期及10度的积温..............90
  14.秋季第一次寒潮...................................90
  三、湿度
  15.各月平均绝对湿度...........91
  16.各月平均相对湿度........91
  17.各月最大绝对湿度...........................92
  18.各月最小绝对湿度......................93
  19.各月最小相对湿度......................94
  四、降水
  20.各季降水量...............................95
  21.各月降水量..................................95
  22.各月逐旬降水量.....................................96
  23.各月日降水量≥0.1毫米日数.............................98
  24.各月日降水量≥5毫米日数..............................98
  25.各月日降水量≥10毫米日数..............................99
  26.各月日降水量≥50毫米日数..............................99
  27.各月日降水量≥100毫米日数...........................100
  28.各月日降水量≥150毫米日数............................100
  29.各月一日最大降水量.................................101
  30.各月逐旬降水日数..................................102
  31.各月最长连续降水日数及其量.............................104
  32.各月最长连续无降水日数.................................106
  33.各月逐日降水量.................................108
  34.各月最大积雪深度.................................120
  五、蒸发
  35.各月蒸发量....................................121
  六、地温
  36.各月地面平均温度................................121
  37.各月逐旬地面最低温度≤0度日数及初、终期....122
  38.各月最大冻土深度及10、30厘米处冻结、解冻日期.....124
  七、日照
  39.各月日照时数....................................................125
  40.各月日照百分率.................................125
  八、风
  41.各月最大风速及其风向..............................126
  42.各月极大风速及其风向..............................127
  43.累年各月各风向频率...............................128
  44.累年各月各风向最大风速.............................128
  45.各月最多风向及其频率..................................129
  46.各月平均风速..................................130
  九、天气现象日数
  47.各月大风日数..................................130
  48.各月雹日数...................................131
  49.各月沙暴日数..................................131
  50.各月雾日数...................................132
  51.各月远电日数..................................132
  52.各月雷暴日数及其初、终期............................133
  53.各月霜日数及其初、终期.............................133
  54.各月降雪日数及其初、终期............................134
  55.各月积雪日数及其初、终期............................134
  56.各月雨淞日数及一次最长连续时数.........................135
  57.各月雾淞日数及一次最长连续时数...........................135
  58.各月晴天日数..................................136
  59.各月阴天日数..................................136