diff --git a/app/workers/batch_generate_weather_arts_worker.rb b/app/workers/batch_generate_weather_arts_worker.rb
index 5d7f16d..0d00b97 100644
--- a/app/workers/batch_generate_weather_arts_worker.rb
+++ b/app/workers/batch_generate_weather_arts_worker.rb
@@ -1,19 +1,16 @@
 class BatchGenerateWeatherArtsWorker
   include Sidekiq::Worker
-
   GENERATION_INTERVAL = 24.hours
   MAX_DURATION = 50.minutes
   SLEEP_DURATION = 120.seconds
+  BATCH_SIZE = 20
 
   def perform(*args)
     start_time = Time.current
-
-    cities_to_process = get_eligible_cities
-
+    cities_to_process = get_eligible_cities.shuffle.take(BATCH_SIZE)
     cities_to_process.each do |city|
       break if Time.current - start_time > MAX_DURATION
       Rails.logger.info "Generating weather art for #{city.name}"
-
       GenerateWeatherArtWorker.perform_async(city.id)
       sleep SLEEP_DURATION
     end
@@ -23,7 +20,6 @@ class BatchGenerateWeatherArtsWorker
 
   def get_eligible_cities
     cutoff_time = Time.current - GENERATION_INTERVAL
-
     City.active
         .joins("LEFT JOIN (
           SELECT city_id, MAX(created_at) as last_generation_time