The data format is ASCII records of 137 characters in length. Each record contains one month of precipitation data for one station, as follows:
| First Record in File: | |
| Characters | Contents |
|---|---|
| 1-37 | RECAPITULATION DES PLUIES DE L'ANNEE |
| 38-41 | Year |
| 42-137 | Blank |
| Remaining Records in File: | |
| Characters | Contents |
| 1-2 | Month (01-12) |
| 3-6 | Station code |
| 7-130 | Daily precipitation totals (31 fields of 4 characters each) XXXX = missing 0000 = trace 4 blanks = 0 (zero) |
| 131-132 | Number of rainy days in month Special characters have the same meaning as for the daily precipitation totals above |
| 133-137 | Monthly precipitation total Special characters have the same meaning as for the daily precipitation totals above |