| Season | 1998–99 |
|---|---|
| Champions |
Maribor (3rd title) |
| Relegated |
Triglav Koper |
| Champions League | Maribor |
| UEFA Cup |
Gorica Olimpija (cup finalist) |
| UEFA Intertoto Cup |
Rudar Korotan |
| Matches played | 198 |
| Goals scored | 533 (2.69 per match) |
| Top goalscorer |
Novica Nikčević (17 goals) |
| Biggest home win |
Mura 6–0 Domžale Olimpija 6–0 Beltinci |
| Biggest away win | Koper 0–4 Domžale |
| Highest scoring |
Mura 6–2 Koper (8 goals) |
| Longest winning run | 5 games Maribor |
| Longest unbeaten run | 13 games Rudar |
| Longest winless run | 9 games Celje |
| Longest losing run | 4 games Domžale Olimpija Primorje |
| Highest attendance | 8,000 Maribor 2–0 Gorica |
| Lowest attendance | 200 Celje 0–1 Koper |
| Total attendance | 258,450 |
| Average attendance | 1,305 |
|
← 1997–98
|
|
The 1998–99 Slovenian PrvaLiga season started on 2 August 1998 and ended on 13 June 1999. Each team played a total of 33 matches.