Wetterstationen des Deutschen Wetterdienstes (DWD)
| Stationsname (Ort) | Seehöhe | Bundesland |
| Todesfelde | 35 m | SH |
| Todtmoos | 781 m | BW |
| Todtmoos (PH) | 820 m | BW |
| Todtnau | 657 m | BW |
| Todtnau-Aftersteg | 802 m | BW |
| Todtnau-Todtnauberg | 1047 m | BW |
| Töging | 399 m | BY |
| Tökendorf | 20 m | SH |
| Tolk | 35 m | SH |
| Tölz, Bad | 724 m | BY |
| Tondorf | 540 m | NW |
| Tönisvorst | 37 m | NW |
| Tonna-Gräfentonna | 196 m | TH |
| Tönning | 1 m | SH |
| Töpen | 537 m | BY |
| Toppenstedt | 40 m | NI |
| Torfhaus im Solling | 491 m | NI |
| Torgau | 80 m | SN |
| Torgau (PH) | 85 m | SN |
| Torgelow | 10 m | MV |
| Torgelow/Vorpommern | 10 m | MV |
| Torkenweiler | 470 m | BW |
| Tornau | 118 m | ST |
| Tornau bei Stendal | 32 m | ST |
| Tornau v. d. Heide | 85 m | ST |
| Tossens | 2 m | NI |
| Tostedt | 60 m | NI |
| Tostedt-Todtglüsingen | 57 m | NI |
| Tosterglope | 80 m | NI |
| Traben-Trarbach (DLR RLP) | 132 m | RP |
| Traitsching | 435 m | BY |
| Traitsching (PH) | 420 m | BY |
| Trampe | 70 m | BB |
| Trantow-Zarrentin | 40 m | MV |
| Trauen | 65 m | NI |
| Traunreut-Frühling | 587 m | BY |
| Traunreut-Stein | 506 m | BY |
| Traunstein | 600 m | BY |
| Traunstein-Axdorf | 635 m | BY |
| Traunstein-Geißing | 610 m | BY |
| Traunstein-Sparz | 626 m | BY |
| Trausnitz-Reisach | 464 m | BY |
| Traustadt | 290 m | BY |
| Trautenberg | 450 m | BY |
| Trautenstein | 490 m | ST |
| Travemünde | 2 m | SH |
| Trebatsch-Sabrodt | 50 m | BB |
| Trebbin | 38 m | BB |
| Trebbin-Löwendorf | 40 m | BB |
| Trebel | 24 m | NI |