diff --git a/tests/components/tomorrowio/test_init.py b/tests/components/tomorrowio/test_init.py
index 27372094092..2c0a882ff5a 100644
--- a/tests/components/tomorrowio/test_init.py
+++ b/tests/components/tomorrowio/test_init.py
@@ -66,26 +66,31 @@ async def test_update_intervals(
         version=1,
     )
     config_entry.add_to_hass(hass)
-    assert await hass.config_entries.async_setup(config_entry.entry_id)
-    await hass.async_block_till_done()
-    assert len(tomorrowio_config_entry_update.call_args_list) == 1
+    with patch("homeassistant.helpers.update_coordinator.utcnow", return_value=now):
+        assert await hass.config_entries.async_setup(config_entry.entry_id)
+        await hass.async_block_till_done()
+        assert len(tomorrowio_config_entry_update.call_args_list) == 1
+
     tomorrowio_config_entry_update.reset_mock()
 
     # Before the update interval, no updates yet
-    async_fire_time_changed(hass, now + timedelta(minutes=30))
-    await hass.async_block_till_done()
-    assert len(tomorrowio_config_entry_update.call_args_list) == 0
+    future = now + timedelta(minutes=30)
+    with patch("homeassistant.helpers.update_coordinator.utcnow", return_value=future):
+        async_fire_time_changed(hass, future)
+        await hass.async_block_till_done()
+        assert len(tomorrowio_config_entry_update.call_args_list) == 0
 
-    # On the update interval, we get a new update
-    async_fire_time_changed(hass, now + timedelta(minutes=32))
-    await hass.async_block_till_done()
-    assert len(tomorrowio_config_entry_update.call_args_list) == 1
     tomorrowio_config_entry_update.reset_mock()
 
-    with patch(
-        "homeassistant.helpers.update_coordinator.utcnow",
-        return_value=now + timedelta(minutes=32),
-    ):
+    # On the update interval, we get a new update
+    future = now + timedelta(minutes=32)
+    with patch("homeassistant.helpers.update_coordinator.utcnow", return_value=future):
+        async_fire_time_changed(hass, now + timedelta(minutes=32))
+        await hass.async_block_till_done()
+        assert len(tomorrowio_config_entry_update.call_args_list) == 1
+
+        tomorrowio_config_entry_update.reset_mock()
+
         # Adding a second config entry should cause the update interval to double
         config_entry_2 = MockConfigEntry(
             domain=DOMAIN,
@@ -101,17 +106,26 @@ async def test_update_intervals(
         # We should get an immediate call once the new config entry is setup for a
         # partial update
         assert len(tomorrowio_config_entry_update.call_args_list) == 1
-        tomorrowio_config_entry_update.reset_mock()
+
+    tomorrowio_config_entry_update.reset_mock()
 
     # We should get no new calls on our old interval
-    async_fire_time_changed(hass, now + timedelta(minutes=64))
-    await hass.async_block_till_done()
-    assert len(tomorrowio_config_entry_update.call_args_list) == 0
+    future = now + timedelta(minutes=64)
+    with patch("homeassistant.helpers.update_coordinator.utcnow", return_value=future):
+        async_fire_time_changed(hass, future)
+        await hass.async_block_till_done()
+        assert len(tomorrowio_config_entry_update.call_args_list) == 0
+
+    tomorrowio_config_entry_update.reset_mock()
 
     # We should get two calls on our new interval, one for each entry
-    async_fire_time_changed(hass, now + timedelta(minutes=96))
-    await hass.async_block_till_done()
-    assert len(tomorrowio_config_entry_update.call_args_list) == 2
+    future = now + timedelta(minutes=96)
+    with patch("homeassistant.helpers.update_coordinator.utcnow", return_value=future):
+        async_fire_time_changed(hass, future)
+        await hass.async_block_till_done()
+        assert len(tomorrowio_config_entry_update.call_args_list) == 2
+
+    tomorrowio_config_entry_update.reset_mock()
 
 
 async def test_climacell_migration_logic(