diff --git a/pkgs/development/python-modules/pyclimacell/default.nix b/pkgs/development/python-modules/pyclimacell/default.nix
new file mode 100644
index 00000000000..c9eb0f0353f
--- /dev/null
+++ b/pkgs/development/python-modules/pyclimacell/default.nix
@@ -0,0 +1,39 @@
+{ lib
+, aiohttp
+, buildPythonPackage
+, fetchFromGitHub
+, pytestCheckHook
+, pythonOlder
+, pytz
+}:
+
+buildPythonPackage rec {
+  pname = "pyclimacell";
+  version = "0.18.0";
+  disabled = pythonOlder "3.6";
+
+  src = fetchFromGitHub {
+    owner = "raman325";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "0pxlh3lwd1az6v7vbaz9kv6ngqxf34iddp7vr0d0p8apbvinwrha";
+  };
+
+  propagatedBuildInputs = [
+    aiohttp
+    pytz
+  ];
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [ "pyclimacell" ];
+
+  meta = with lib; {
+    description = "Python client for ClimaCell API";
+    homepage = "https://github.com/raman325/pyclimacell";
+    license = with licenses; [ mit ];
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/servers/home-assistant/component-packages.nix b/pkgs/servers/home-assistant/component-packages.nix
index 8a8071e5e18..fe951fd07d9 100644
--- a/pkgs/servers/home-assistant/component-packages.nix
+++ b/pkgs/servers/home-assistant/component-packages.nix
@@ -122,7 +122,7 @@
     "clickatell" = ps: with ps; [ ];
     "clicksend" = ps: with ps; [ ];
     "clicksend_tts" = ps: with ps; [ ];
-    "climacell" = ps: with ps; [ ]; # missing inputs: pyclimacell
+    "climacell" = ps: with ps; [ pyclimacell ];
     "climate" = ps: with ps; [ ];
     "cloud" = ps: with ps; [ aiohttp-cors hass-nabucasa ];
     "cloudflare" = ps: with ps; [ pycfdns ];
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index f5383714a7d..5293fdd0a53 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -5615,6 +5615,8 @@ in {
 
   PyChromecast = callPackage ../development/python-modules/pychromecast { };
 
+  pyclimacell = callPackage ../development/python-modules/pyclimacell { };
+
   pyclipper = callPackage ../development/python-modules/pyclipper { };
 
   pycm = callPackage ../development/python-modules/pycm { };