public void RemoveWeatherDataByCity(string city) { var isCityInTable = new List <AvgDayForecast>(); if (!string.IsNullOrEmpty(city)) { isCityInTable = _weatherContext.AvgDayForecasts.Where(x => x.City.ToLower() == city.ToLower()).ToList(); } if (isCityInTable != null) { _weatherContext.Remove(isCityInTable); } }