diff --git a/src/localize/languages/sl.json b/src/localize/languages/sl.json
new file mode 100644
index 00000000..f751aae4
--- /dev/null
+++ b/src/localize/languages/sl.json
@@ -0,0 +1,28 @@
+{
+  "weather": {
+    "clear-night": "Jasno",
+    "cloudy": "Oblačno",
+    "fog": "Megla",
+    "hail": "Toča",
+    "lightning": "Nevihte",
+    "lightning-rainy": "Nevihte z dežjem",
+    "partlycloudy": "Delno oblačno",
+    "pouring": "Lije",
+    "rainy": "Deževno",
+    "snowy": "Sneženo",
+    "snowy-rainy": "Žled",
+    "sunny": "Sončno",
+    "windy": "Vetrovno",
+    "windy-variant": "Močan veter",
+    "exceptional": "Izjemno vreme"
+  },
+  "day": {
+    "0": "Ned",
+    "1": "Pon",
+    "2": "Tor",
+    "3": "Sre",
+    "4": "Čet",
+    "5": "Pet",
+    "6": "Sob"
+  }
+}
diff --git a/src/localize/localize.ts b/src/localize/localize.ts
index 3f58980d..9e140074 100644
--- a/src/localize/localize.ts
+++ b/src/localize/localize.ts
@@ -20,6 +20,7 @@ import * as pt from './languages/pt.json';
 import * as ro from './languages/ro.json';
 import * as ru from './languages/ru.json';
 import * as sk from './languages/sk.json';
+import * as sl from './languages/sl.json';
 import * as sv from './languages/sv.json';
 import * as th from './languages/th.json';
 import * as uk from './languages/uk.json';
@@ -51,6 +52,7 @@ const languages: any = {
   ro,
   ru,
   sk,
+  sl,
   sv,
   th,
   uk,